4.6 Graphics Print Commands
Contents
1. ON MEOOOD OONOOO 123456 ON ONOOOR WWII 2400 9600 ON 000000 NEED 123456 Fig 3 6 DIP Switch Setting 123456 The data structure of serial interface is as Fig 3 7 shows Start Bit Data Bit Parity Bit Stop Bit 1 bit 7 or 8 bits 1 bit 1 bit Fig 3 7 Data Structure of Serial Interface When selecting 7 data bits only allowed adopting Istart bit 7 data bits 1 even bit and 1 stop bit Thereof the start bit and stop bit are both 1 bit Data bit is 8 bits parity bit is 1 bit The checking mode can be selected through DIP switch K5 and K6 as Fig 3 6 shows It has set no parity at ex factory that is K5 K6 ON ON The polarity of RS 232 signal in serial interface mode is MARK logic 1 EIA 3V to 27V low signal level SPACE logic 0 ELA 3V to 27V high signal level There are two kinds of handshaking mode for selection one is mark control mode another is X ON X OFF protocol mode they can be selected by DIP switch K4 as Fig 3 6 shows It is K4 OFF at ex factory the description for the two kinds of handshaking mode is as Fig 3 8 shows SPRT Handshaking Data RS 232C Interface Signal Mode Direction Mark Control In 5 and 8 signal line are SPACE status Out 5 and 8 signal line are MARK status X ON X OFF In Send X ON code 11H on 3 signal line Control Out Send X OFF code 13H on 3 signal line Fig 3 8 Two Kinds of Handshaking Mode The operat2. CHR amp HF9 FTA 8 DX LPRINT LPRINT CHR amp H81 CHR amp HB1 CHR amp HBE CHR amp HA9 JER LPRINT CHR amp HCB CHR amp HBC CHR amp HC6 CHR amp HD5 D LPRINT CHR amp HC8 CHR amp HFO CHR amp HCC CHR amp HD8 ER LPRINT CHRS amp HB9 CHR amp HAB CHR amp HCB CHR amp HBE Al Chapter 6 Printer Using under Windows SP T series printers can be used under Windows of PC 1 Must install the driver that offered by our company Installation method is same to the large scale printer sketch the steps of installation start set printer add the printer default Key in the contents Set the paper width to 44mm or 57mm spacing and the length of page are optional Select serial or parallel interface Carry out printing at this time the printer can print out the contents that you have selected or input Chapter 7 Printer Model Alteration and Protection 7 1 Printer Model Alteration SP T series printers allow you to make proper alteration to the printer model model alteration offers much more flexibility for using SP T printers you can make a machine multi purpose can choose print speed 40 SPRT print width and print font furthermore model alteration also offers you possibility to utilize SP T printers for developing the update of other products However you must be very cautious to alter the printer model if
3. dele VC f f ea falaa E eleje afai klag elei lejer e lex elde SPRT Appendix 2 GB ASCII Codes Tab Ea ER Es en o Eu EM EA EK H m N Bid oo a E KA WS Dags did l Em RS Se J mea eae aeaa ras al L a fe Pala i4falol ate lo lal sole ERE GRU Fah re ee a TOUR et eto lh Pot TS a pel l Ts pele alg mo ale gt pe H DBE d 6 ales S gt gt IE Appendix 3 Parallel Interface and Operation Connect function exchange data between the host s parallel interface of the instrument equipment and the printer e parallel interface The pin assignment of parallel interface is shown in the following Pin No Signal Direction Description 1 STB In Strobe pulse to latch data reading occurs at falling edge SPRT 2 Del in These signals represent the 1 3 DATA2 In E bit to 8 bit of the parallel data 4 DATA3 In 5 DATAA In representatively each signal is at HIGH level when data is logic DATAS in 1 and LOW when data is logic 7 DATA6 In Ku e 8 DATA In 9 DATA8 In Answering pulse LOW level ACK DE signal indicates that data have 10 Out already been received and the printer gets ready to receive the next data HIGH level signal indicates that 11 BUSY Out the printer is BUSY and can not receive data 12 PE Grounding Pulling up to HIGH level signal 13 SEL
4. SP Character line Font mm X mm Dot line Speed line sec 16 16 1 8x2 5 W H 96 1 24L 24 1 7x2 4 W H 144 0 7 40 40 1 1x2 4 WxH 240 0 4 24H 24 1 7x2 6 W H 144 1 7 42 42 1 1x2 6 W H 252 1 Chapter 2 System Installation 2 1 Model Checking SP T printers appear the outline as Figure2 1below Please check up the model number at the bottom of the printer seeing if or not it accords with what you need And pay attention to the detailed using specifications about your model in this user manual SPRT Movable Cover Paper Slot out Upper Cover Sacket Base Paper Slat in Power Indicator SEL Indicator SEL Button Interface Socket Fig 2 1 SP T Printer Outline SP T printers allow you to make proper alteration to the printer model detailed method please see Chapter 7 2 2 Checking Accessories There is already a paper roll and ribbon is installed in the printer at ex factory and a User s Manual as well You can also choose other accessories according to your requirements see Appendix 5 2 3 Ribbon Cassette Installation The ribbon cassette has already been installed well at ex factory but after using for a period of time it needs to change the ribbon cassette the ways for changing ribbon cassette may accord to the following steps 1 Take down the movable cover panel of the printer as Fig 2 2 shows what Fig 2 3 shows is wrong Fig 2 2 Taking down the Movable Cover Panel Correctly ZS ETE C
5. mk nk NUL Decimal 27 37 ml nl m2 ni mk nk 0 Hexadecimal IB 25 ml nl m2 n2 mk nk 00 Explanation This command is used to replace the character n with the user defined character m and the user defined character m will be printed out as the replacement of character n m1 m2 mk are the codes of user defined characters nl n2 nk are codes of characters in the current character set the replaced characters The values of m and n both should be in the range 32 to 255 The subscript K 1 32 the maximum number of replaced characters is 32 Character NUL added to the end means the command is over Please refer to ESC and ESC commands ESC Restore Characters that in Character Set Format ASCII ESC Decimal 27 58 Hexadecimal IB 3A Explanation This command is used to restore the original characters in the character set replaced by user defined characters using ESC command However user defined characters won t be deleted from the RAM in printer and may brought back again with ESC command The BASIC programs for observing the effect of ESC amp ESC and ESC are as below 10 LPRINT CHRS 27 W CHR 2 Enlarge width twice 20 LPRINT CHRS 27 amp CHR 65 ESC amp command 30 LPRINT CHR amp H02 CHR amp H7C CHR amp H40 40 LPRINT CHR amp HC0 CHR amp H40 CHR amp HOO 50 LPRINT CHR 27 o CHR 65 CHR 65 CHR 0 ESC command 60
6. the values of n are as 3 4 SPRT following n Chinese characters rotated widdershins 0 0 1 90 2 180 3 270 FS Chinese Character with Underline Print Format ASCII FS n Decimal 28 45 n Hexadecimal 1C 2D n Explanation The specified Chinese characters after this command are printed with underline When n 1 underline selected when n 0 it canceled FS r Select Superscript and Subscript Print Format ASCII FS r n Decimal 28 114 n Hexadecimal 1C 72 n Explanation This command is to select the position for superscript and subscript n 0 is superscript and n 1 is subscript Notice this command is only valid for 16 x8 8 X8 Chinese characters and 5 X 7 or 6X8 ASCII characters so before using this command the Chinese characters or ASCII characters which are regarded as superscript and subscript for print should be set firstly using FS i or FS command FS SI Select Vertical DBC Case Chinese Character Print Format ASCII FS SI Decimal 28 15 Hexadecimal 1C OF Explanation After the printer received this command it will print Chinese characters with 8 X 16 dots FS DC Cancel Vertical DBC Case Chinese Character Print Format ASCII FS DC 35 SPRT Decimal 28 18 Hexadecimal 1C 12 Explanation This command cancels FS SI restore to print Chinese characters with 16X16 dots FS i Select Chinese Character Bit Map Format ASCII FS 1 n Decimal 28 105 n Hexa
7. 17 4 3 Format Setting Commands eneen 18 4 4 Character Setting Commande EE 23 4 5 User defined Character Setting Commands sere at 4 6 Graphics Print Commands EEN 29 4 7 Initialization Commanden 31 4 8 Data Control Commandes 31 4 9 Hexadecimal Print Commande 32 4 10 Chinese Print Control Commande 32 Chapter 5 Print Examples N 37 Chapter 6 Printer Using under Windows EE 40 Chapter 7 Printer Model Alteration and Protection ee 40 7 1 Printer Model Alteration een 40 7 2 Print Head Drotechon ese se esse se ese Ee ee ee ee ee se ee 41 NO TT ETE 41 SPRT Introduction SP T series printers are a series of desk top micro printer which are with updated design They are with these remarkable features of delicate dimension perfect performance elegant appearance simple operation convenient connection The specification of SP T printers is complete you can choose different print speed different print line width different print font different print buffer and different interface of serial and parallel So these printers can be as print output devices of all kinds of intelligent instruments meters and micro computers SP T printers can be widely used in many application areas They can print report forms pay slip and record pathologic curves of all kinds of medical instruments and meters They also can print 15 kinds of different font Chinese characters if connected to China learning machine Under CCDOS and Windows of IBM PC they can re
8. A A DPTR Get data INC R7 CINE A OOH LOOP1 Is ending mark 00H SJMP CALL SCZJ SJMP LOOP JB CTS Judge to be busy MOV C PSW O f CPL C Odd parity C reverse MOV TB8 C Even parity MOV SBUF A JNB TI Wait for sending end CLR TI RET DB 1BH 40H DB gt SPRINTER RS232 TEST DB ODH 00H END Example 3 Control parallel interface printer with BASIC programs of PC FOR X 1 TO 5 LPRINT CHR 27 CHR 64 LPRINT CHRS 13 CHR 13 CHR 13 CHR 13 CHR 13 CHRS 13 LPRINT CHRS 28 amp adopt internal codes to print Chinese character library I II LPRINT CHR amp HB1 CHR amp HB1 CHR amp HBE CHR amp HA9 ALE LPRINT HRS amp HCB CHR amp HBC CHR amp HC6 CHR amp HD5 DZ LPRINT CHR amp HC8 CHR amp HFO CHR amp HCC CHR amp HD8 Fit LPRINT CHR amp HB9 CHR amp HAB CHR amp HCB CHR amp HBE N LPRINT CHR 28 CHR 46 Cancel Chinese character print 39 SPRT NEXT x LPRINT CHR 27 CHR 49 CHR 1 Set line spacing LPRINT CHRS 27 W CHR 2 Set enlarging multiple LPRINT CHRS 28 amp LPRINT CHR amp HA1 CHR amp HF9 CHR amp HA1 CHR amp HF9 LPRINT CHR amp HA1 CHR amp HF9 CHR amp HA1 CHR amp HF9 LPRINT CHR amp HA1 CHR amp HF9 CHR amp HA1 CHR amp HF9 LPRINT CHR amp HA1 CHR amp HF9 CHR amp HA1
9. Fig 2 3 Taking down the Movable Cover Panel Incorrectly 2 Take down the old ribbon cassette which is on the head of printer see Fig 2 5 Please note lift up the right end of the ribbon cassette first then lift up the left one take down the ribbon cassette SPRT Fig 2 4 Taking Down ie Ribbon Cassette 3 Installing the new ribbon cassette firstly put down gently the left end of ribbon cassette on the gear wheel which is on the left end of the print head lift up the right end a little don t put down as Fig 2 5 shows At this time if you find the left end of ribbon cassette has not been put down to the bottom please hold down the knob of ribbon cassette with finger rotate slightly according to the arrow direction as Fig 2 6 shows until the ribbon cassette has been put down to the bottom then put down the right end as Fig 2 7 shows So the ribbon cassette has been installed Fig2 7 Putting down the Right End 4 Close the movable cover panel of the printer as Fig 2 8 shows SPRT Fig 2 8 Closing the Me Cover Panel 2 4 Paper Roll Installation For SP T printers paper roll can be put inside the case installing paper as follows 1 Push the removable cover plate forward till it off the printer like Fig 2 2 2 Cut the paper end like Fig 2 10 below For paper roll placed inside the case Insert the paper end downwards into paper in slot on rear of printer mechanism like Fig 2 11 Fig 2 12 paper upward is not
10. Hexadecimal OD Explanation If a CR command is sent to printer the total data in the print buffer will be printed out and paper will be fed for one line forwards CAN Cancel One Line Format ASCII CAN Decimal 24 Hexadecimal 18 Explanation This command is to cancel all the characters in the print buffer before this 31 SPRT command code and return to the last carriage return code It doesn t cancel any control code sequences in the current line DEL Delete One Character Format ASCII DEL Decimal 127 Hexadecimal HS Explanation This command is to delete one character in the print buffer it doesn t delete the control code unless this character has been printed NUL NUL Format ASCII NUL Decimal 0 Hexadecimal 00 Explanation NUL command is used as the final code in some commands such as ESC B ESC D ESC and ECS denotes these commands are over NUL command is ignored when used alone 4 9 Hexadecimal Print Command ESC Turn Hexadecimal Dump Print On Off Format ASCII ESC S n Decimal 27 34 n Hexadecimal 1B 22 n Explanation Hexadecimal dump print mode is turned on if n 1 and turned off if n 0 when Hexadecimal dump print mode is turned on all data sent from the host computer will be printed out in hexadecimal For example when send the following data from the host computer to the printer LPRINT CHR 0 CHR 27 A CHR 24 These data will be printed out in he
11. In 9 DATA8 In SPRT Answering pulse LOW level signal indicates that data have 10 Out already been received and the printer gets ready to receive the next data gt Ge HIGH level signal indicates that 11 BUSY Out the printer is BUSY and can not receive data 12 PE Grounding 13 SEL Pulling up to HIGH level signal by a resistor Pulling up to HIGH level signal di ERR Ou by a resistor 14 17 NC Out No connection 18 25 GND Grounding logical 0 level Fig 3 2 Pin Assignment of Parallel Interface Notice 1 In denotes input to the printer Out denotes output from the printer The timing chart for interface signal of parallel interface is as Fig 3 3 shows Es IL ae DL STB L yo CT ACK EET T1 gt 20 NSEC T2 gt 30NSEC T3 lt 5 NSEC Fig 3 3 Signal Timing Chart of Parallel Interface 3 2 Serial Interface Connection The serial interface of SP T printers is compatible with RS 232C standard the 25 pin interface socket matches RS 232C interface of IBM PC so you can connect the printer with IBM PC directly by using the corresponding cables whose details are in Appendix 5 The pin order of serial port is as Fig 3 4 shows SPRT 13 1 ERE 25 14 Fig 3 4 Pin Order of Serial Interface The pin assignment of serial interface is shown in Fig 3 5 logical signal level is EIA Pin No Signal Source Description
12. Refer to 1 7 There are m curving dots in one horizontal line nl n2 nk denote the position of m curves The value of nk should equal m and each nk should be within the range of the max dots number of each line of this model printer The last CR Carriage Return lets the printer print out the current dot line so a set of dot lines will be printed out form m line curving graphics based on the data of nl n2 Nk For example If you want to print the following 5 equational curving graphics Y1 50 40 EXP 0 01 X SIN X 10 Y2 50 40 EXP 0 01 X SIN X 10 Y3 50 Y4 50 40 EXP 0 01 X Y5 50 40 EXP 0 01 X You can program the following programs with BASIC language 10 FOR X 0 TO 150 Print 150 dot lines 20 Y INT 40 EXP 0 01 X 30 YY INT Y SIN X 10 40 LPRINT CHR 27 CHR 39 CHR 5 ESC command m 5 3 0 SPRT 50 LPRINT CHR 50 YY CHR 50 YY CHR 50 60 LPRINT CHR 50 Y CHR 50 Y CHR 13 70 NEXT X 71 The print result for these programs in SP T16 is as following 4 7 Initialization Commands ESC Initialize Printer Format ASCII ESC Q Decimal 27 64 Hexadecimal 1B 40 Explanation This command is to initialize the following contents of the printer Clear the data in the print buffer Restore the default Select character set 1 Delete user defined characters 4 8 Data Control Commands CR Carriage Return Format ASCII CR Decimal 13
13. correct For paper roll hold outside the case firstly put paper through the narrow orifice that is at the back of printer shell as shown in Fig 2 12 then make paper face the paper in slot Fig 2 11 Paper End Upwards Is Wrong SPRT Fig 2 12 Face the Paper in Slot 3 Turn on 5V power supply 4 Press the button lt SEL gt and the SEL indicator will be turned off Press the button lt LF gt to run the print head and then insert the paper into the paper in slot and the paper will be loaded into the print head and come out from the front for a certain seemly length S Press LF or SEL button again or turn the power off 6 Put paper end through the paper out slot that on the movable cover panel and close the movable cover panel 2 5 Power Supply SP T printers adopt DC 5V power supply It is recommended to use the power connector that matches well to the printer so that you can directly connect the plug of connecter to the socket of printer If use other power supply its voltage is higher than 5 5V or lower than 4 5V and current is lower than 3A we won t guarantee the printer works normally even may damage the print head Please note that the polarity of the power shouldnt be connected incorrectly For SP T printers the column end is positive pole and the board end is negative pole as shown in Fig 2 13 DN SY be Fig 2 13 Power Polarity Sketch Map Caution Don t connect AC220V with the p
14. no left margin This command sets absolute position and won t be influenced by character enlarging commands ESC U and ESC W Example set left margin value to 6 you can send the following commands ASCII ESC 1 ACK Decimal 27 108 6 Hexadecimal 1B 6C 06 The BASIC programs for this example are as below 1OLPRINT 1234567890123456 Ruler SPRT 20 LPRINT CHR 27 1 CHR 6 ESC I command 30 LPRINT 123456789012345678901234567890 The print result in SP T16 is as following 12245678991 23456 1234567858 1234567898 1234567896 4 4 Character Setting Commands ESC U Enlarge Width Format ASCII ESC U n Decimal 27 85 n Hexadecimal 1B 55 n Explanation The characters and graphics following this command are printed at n times of normal width n 1 4 default n 1 that means normal width no width enlarging The BASIC programs for observing the enlarging effect of this command are as below 10 FOR I 1 TO 3 from 1 to 3 times 20 LPRINT CHR 27 U CHR D ESC U command 30 LPRINT SP Print character string 40 NEXTI 50 LPRINT CHR 13 CR command The print result in SP T16 is as following SPS F F Notice this command is valid only after sending ESC W SOH n 1 command ESC V Enlarge Height Format ASCII ESC V n Decimal 27 86 n Hexadecimal 1B 56 n Explanation The characters and graphics following this command are printed at n times of normal height n 1 4 def
15. you have not used SP T for a period of time or you are not familiar with SP T very much suggest you asking the seller or the producer of the printer for help otherwise may damage the print head As for SP T16 SP T24 and SP T40 the three kinds of model they can change the model each other just changing the print head is all right needn t change others The process of altering the model is as follows 1 Taking down the front cover 2 Taking down the printer s upper cover 3 Taking down the print paper 4 Taking down the ribbon cassette 5 Taking down the print head 6 Changing new print head 7 Installing the ribbon cassette 8 Installing the paper roll 9 Closing the printer s upper cover 10 Closing the front cover 7 2 Print head protection In order to guarantee the printer works normally please especially pay attention not to dismantle the print head at random As to the users who don t use the outer cover of the printer should give their attention to protect the print head even more 1 If you do not use the printer for a long time please don t put through the printer on the power 2 If the printer works abnormally please turn off the printer power 3 The power Used must meet the requirements otherwise it will be disadvantageous to the print head 4 Dont lubricate the print head 5 While changing the paper roll please notice whether there is paper scrap on the print head if there is please
16. 0H RPINT2 CLR EXO RETI PRINT2 MOVX RI A PRINT1 RETI BUSY is answering signal Sending data by inquiring control LBUSY MOV DPTR DATE 1 LL CLR A MOVC A A DPTR CJNE A 00H L10 SJMP LACK L10 LCALL PRINT INC DPTR SJMP LL ACK is used as answering signal Sending data by intermitted control LACK CLR ITO SETB EA SETB EXO MOV P2 20H MOV R1 00H 37 SPRT MOV DPTR DATE2 CLR A MOVC A A DPTR MOVX QRI A LACK3 JB EXO SIMP Output one byte subprograms PRINT PUSH DPH PUSH DPL MOV DPTR 2000H PRL SETB P3 3 BUSY signal JB P3 3 PRL MOVX DPTR A POP DPL POP DPH RET DATE1 DB gt SPRINTER DB TEST BUSY OK DB ICH 26H Select Chinese character mode DB eae BRA n DB ICH 2EH Cancel Chinese character mode DB ODH 00H DATE2 DB SPRINTER DB TEST ACK OK DB ICH 26H Select Chinese character mode DB JE BRA FR DB ICH 2EH Cancel Chinese character mode DB ODH 00H Example 2 Control serial interface printer with 51 serial one chip computers Crystal vibration 11 0592MHZ P3 0 connects to busy mark CTS of the printer Handshaking is mark mode ORG 000H CTS EQU P3 0 Initializing serial interface MOV TMOD 20H MOV TL1 0FDH MOV THI 0FDH Baud rate 9600 MOV SCON 0COH Mode 3 3 8 SPRT SETB TRI Output a series of data circularly the first address is DATE LOOP LOOPI SCZJ DATE MOV R7 0 MOV DPTR DATE MOV A R7 MOVC
17. LPRINT CHRS 65 Print user defined characters 70 LPRINT CHR 27 ESC command 80 LPRINT CHRS 65 Restore characters in the character set The print result in SP T16 is as following 28 SPRT r 4 6 Graphics Print Commands ESC K Print bit map graphics Format ASCII ESC K nl mn2 data Decimal 27 75 nl n2 data Hexadecimal IB 4B nl mn2 data Explanation This command is used to print nl X 8 bit map The width of this graphics is nl dots and the height is 8 dots Each column has 8 dots and can be presented by a 8 bit byte the MSB is on the top The values of nl n2 denote a 16 bit binary data n1 is LSB n2 is MSB n2 X 256 n1 denotes the width of this printing graphics in SP T n2 0 nl should be in the range from 1 to the max dots number of each line of this model printer Refer to 1 7 Data are the bytes of relative columns in the graphics sequential from left to right the number of bytes should equal nl when the height of the graphics is larger than 8 dots it can be marked off several units according to 8 dot lines for each graphic unit when the dots are fewer than 8 use blank dots to make up it then print out every graphic unit with ESC K command orderly at last compose an intact graphics Notice when adopting reverse print mode you should print every graphic unit sequentially according to the order from top to bottom of the graphics For example If you want to print
18. N KERN amp Sohn GmbH r A WAAGEN GEWICHTE BALANCES WEIGHTS Ziegelei 1 Tel 49 0 7433 9933 0 e D 72336 Balingen Fax 49 0 7433 9933 149 E Mail info kern Internet www kern sohn com sohn com Operating Instructions Dot matrix printer KERN YKN 01 Version 1 0 11 2013 GB The KERN Printer YKN 01 corresponds to the model SPRT 16S YKN 01 BA e 1310 SPRT Content Eers test ee 2 Chapter 1 Feature and Performance EE 3 1 1 Model Definition EEN 3 1 2 JTnterface ese EER EER EE EE EER ER EER EE Ee EE Ee ee Ee ee ee ee ee ee ee 3 1 3 Printer Codes EE EER EER EE EE EE ER EER EE EE EE EE Re Ee ee ee ee ee ee ee 3 1 4 Print Command eene 4 1 5 Working GEE EE EE 4 1 6 Offline Working d i EE EE EE EE AE EE A 1 7 Performance Index nennen 4 Chapter 2 System Installation ee 5 2 1 Checking GEE eee 5 2 2 Checking ACCESSOFES EE 6 2 3 Ribbon Cassette Installation EE Ee Ee EE EE ee ee 6 2 4 Paper Roll Installation ee 8 2 5 Power Supply deedesdeccedsesseseeseesecceeeessescececcessesceseecesesseeseecsses 9 Chapter 3 Operation EE EE esae aeset e esate treas rastet ssee iis 10 3 1 Parallel Interface Connection EE EE ese ees esse 10 3 2 Serial Interface Connection EE EE EE EE ees esse 11 3 3 Buttons and Indicators EE 14 EE NIESE EE EG 15 3 5 Printer Initialization r cree 15 3 6 Command Set Selection creer 16 Chapter 4 Print Commande 16 4 1 Summary SSUES SSS NEE EE ENN UNDO SERN De ETNE EN ETNE 16 4 2 Paper Feed Commands nee
19. Name 2 RXD Host Printer receives data from host TXD Printer Printer transmits control code X ON X OFF to host when using X ON X OFF handshaking protocol 5 CTS Printer Signal MARK indicates that the printer is BUSY and unable to receive data SPACE indicates that the printer is READY for receiving data 6 DSR Printer Signal SPACE indicates that the printer is ONLINE 7 GND Signal Ground 8 DCD Printer Same to signal CTS Fig 3 5 Pin Assignment of Serial Interface Note The Printer and Host in Source denote the source that signal come from The baud rate in serial interface mode is selected in the range of 150 300 1200 2400 4800 9600 and 19200bps and it is set by DIP switch on the control panel You can do some adjustments according to your demands The detailed method is opening the movable cover panel then opening the printer s upper cover DIP switch is on the right corner of the printer the side marked with white dot is OFF status another side is ON status Also you can select suitable baud rate according to Fig 3 6 the white dot place is K1 It has set the baud rate to 9600bps at ex factory The DIP switch settings of SP T series printers please see Appendix 8 SPRT NEED 150 OOOO0O0 123456 ON ONNOOO WII 123456 300 ON NONOOD ONOOOO 123456 600 ON Oosgooo BOOS WWII 123456 1200 ONE 123456
20. ally it can t be altered by yourself 1 7 Performance Index The command performance index of SP T is as below 1 Parallel interface adopt D 25 parallel standard which is compatible with CENTRONICS single directional receiving data line DBO DB7 provide synchronous signal STB by external host send printer s status to the host by ACK BUSY and SEL The logic signal level of all control signal and data signal are TTL SPRT 5 6 Serial interface adopt RS 232C compatible standard The baud rate in serial interface mode is selected in the range of 150 300 1200 2400 4800 9600 and 19200bps and it is set by DIP switch on the control panel asynchronous transmission mode Handshaking mode is mark control or X ON X OFF protocol Three kinds of parity checking modes are odd even or no parity Logic signal level of all signals is EIA Indictors and buttons power P indicator on off line selection SEL indicator SEL button switch and LF paper feeding button switch DC5V power supply as to SP T16 SP T24 L and SP T40 1 5A current is demanded as to SP T24 H and SP T42 3A current is demanded Ribbon life 1 X 100000 lines Print paper common white paper width 44 5 0 5mm or 57 5 0 5mm thickness 0 07mm if installed inside the diameter of paper roll should not be larger than 30mm if installed outside should not be larger than 80mm Other Index of 5 Models of SP T Series
21. and according to the function of each command 4 2 Paper Feeding Commands LF Feed Line Format ASCII LF Decimal 10 Hexadecimal OA Explanation The printer feeds paper forwards one line ESC J n Dot Line Feed Format ASCII ESC J n Decimal 27 74 n Hexadecimal 1B 4A n Explanation The printer feeds paper n dot lines n 0 255 This command sends carriage return and feed line It won t influence the latter feed line command If you need to feed paper immediately but no carriage return can use ESC J command Line spacing will be adjusted automatically when using commands ESC V and ESC W for enlarge characters ESC 1 Set n Dot line Spacing Format ASCII ESC 1 n Decimal 27 49 n Hexadecimal 1B 31 n Explanation The line spacing is set to n dot lines for future Line Feed command n 0 255 default setting n 3 for text printing n 0 for bit map printing when using ESC K command The BASIC programs for observing the effect of this command are as below 10 FOR I 1 TO 11 STEP 2 gt ESC 1 set line spacing 20 LPRINT CHR 27 1 CHR I print character string and feed line 30 LPRINT LINESPACING SPRT 40 NEXT I The print result of the said programs in SP T16 is as following LINE SPACING LINE SPACING LINE SPACING LINE SPACING LINE SPACING LINE SPACING FF Feed Page Format ASCII FF Decimal 12 Hexadecimal OC Explanation Feed paper to the beginning of the next page 4 3 Format Setting C
22. ault n 1 This command should be sent at the beginning of one line The BASIC programs for observing the enlarging effect of this command are as below 10 FOR I 1 TO 3 from 1 to 3 times 20 LPRINT CHR 27 V CHR ESC V command 23 SPRT 30 LPRINT SP Print character string 40 NEXT I The print result in SP T16 is as following SF oF Notice this command is valid only after sending ESC W SOH n 1 command ESC W Enlarge Width and Height Format ASCII ESC W n Decimal 27 87 n Hexadecimal 1B 57 n Explanation The characters and graphics following this command are printed at n times of normal width and height n 1 4 default n 1 The BASIC programs for observing the enlarging effect of this command are as below 10 FOR I 1 TO 3 gt from 1 to 3 times 20 LPRINT CHR 27 W CHR D ESC W command 30 LPRINT SP Pont character string 40 NEXT I The print result in SP T16 is as following SF SP SF ESC Select cancel Underline Print Format ASCII ESC n Decimal 27 45 n Hexadecimal 1B 2D n Explanation When n 1 select underline print when n 0 cancel underline print All characters including spaces will be printed out with underline after selecting underline print command unless cancel the underline print 24 SPRT command The BASIC programs for observing the effect of this command are as below 10 LPRINT CHR 27 W CHR 2 Enlarge the wi
23. blow it away gently 6 While changing the ribbon cassette don t press the ribbon cassette heavily otherwise may damage the plastic roller on the printer 7 Keep the circuit board of the printer clean and dustless 7 3 Other Please notice the following aspects too 1 Don t insert and pull out the chip if there is abnormity please hand over 4 1 SPRT to the producer for repairing Don t lubricate the ribbon cassette otherwise damage the print head When you suppress to join the electric wire by yourself should pay attention to whether your printer port is parallel interface or serial interface don t connect to the host computer incorrectly wy Appendix 1 Valid Codes Tab The serial number of valid codes is from OOH to OFFH among them 00H 1FH are control codes 20H OFFH are character codes Character codes composed by two character sets the character codes of each character set are all 20H OFFH permutation Character Set I 2 tekee kE a tolali ae re Feb else bib Eble D FORDELE F FE 2 Bld N WS L PTD Brel e Pe fe a slk eich EE E IPA waded HOW ae IOC SECERA er LO d i a0 ala SPRT Character Set II leh efell e daidiek Ve ra jernet hejet EDDIE AAIIDOADE DEEG EDD JLA MALOGA 9 eri bem als PP Rie 7 keete her b slab epah bbe PEER 9 kal rap Mele ales A ei fy i gt h Fo se fo 8 ols ole alalalale elele fr hi Ja l 6 6 Ola fa fy f Ja RIF
24. ct reverse print when n 0 cancel reverse print Usually reverse print is adopted when SP T printers are installed vertically so as to observe the print result When power on and restoring the position default n 0 Notice ESC amp command doesn t change the print mode which is set by ESC c command Reverse print not only supports character mode but also supports graphics mode When print the graphics in reverse direction pay attention to the print order of graphic units please see ESC K command 4 5 User defined Character Setting Commands ESC amp User defined Characters Format ASCII ESC amp m nl n2 n6 Decimal 27 38 m nl ni op Hexadecimal B 26 m nl n2 n Explanation This command allows a character to be defined parameter m is the code of user defined character m 32 255 Parameter nl n2 n6 are the structure codes of user defined character The character size is 6 x 8 dots Each row is denoted by one byte data the MSB is on the top as the below figure shows 1 2 3 H 5 6 MSB me E OUR OOOUOUOGE OOOOOO8O OOOOOOOO LSB SOMOOUUU Q N 40H in printer RAM until power off ech The user defined characters are store 27 SPRT If many ESC amp commands use same m value only the last one is valid User can define at most 32 characters Please refer to ESC and ESC commands ESC Replace with User defined Characters Format ASCII ESC ml nl m2 n2
25. d application situation SP T add some commands that are convenient for using such as print curve command etc Therefore SP T can replace most 9 pin or 24 pin printers to be used directly only by doing a little adjustment to the original print driver programs or such adjustment is needless When programming for printing graphics and curves you may feel it is more convenient If you have ever used SP 40 or SP 16 micro printer you will find SP T printers are fully compatible with the print commands of SP 40 or SP 16 and characters are more abundant please see 3 6 of Chapter3 for details 1 5 Working Mode SP T printers have six kinds of working mode they are hexadecimal print mode character print mode graphics print mode self test mode on off line mode and paper feeding mode Among them the anterior three kinds of mode can be changed by control commands the posterior three ones can be realized by button operation Please refer to Chapter 3 and Chapter 4 1 6 Offline Print For some printers in SP T series such as SP T40 the print speed is a bit slow However SP T printers adopt advanced design method provide rather big print buffer so that the host can finish the data exchange with the printer quickly and realize assumed offline print The internal RAM of SP T is 2K bytes 8K bytes or 32K bytes these three levels they have been set at ex factory you can select according to your own requirements but after you have selected gener
26. decimal 1C 69 n Explanation This command is to select Chinese characters with different bit map as the following tab shows n Chinese Character Bit Map 0 16X 16 1 8X16 2 168 3 8X8 Characters with different bit map can be printed in one line but before the Chinese character code should set the bit map with FS i or FS SI command firstly FSG Select Chinese Character Misplace Print Format ASCII FS G Decimal 28 71 Hexadecimal 1C 47 Explanation This command is to set Chinese character misplace print The characters that put in the printer after this command will be printed out in misplace mode namely Chinese characters will become thicker and heavier than normal single line ones can be used for printing titles or printing heavily FS H Cancel Chinese Character Misplace Print Format ASCII FS H Decimal 28 12 Hexadecimal 1C 48 Explanation This command is to cancel Chinese character misplace print that set by FS SPRT G command and restore to normal single line Chinese character pint mode Chapter 5 Print Examples This chapter puts out several examples explain how to control the SP T series printer to print Example 1 Control parallel interface printer with 51 serial one chip computers The address of the printer port is 2000H ORG 0000H LJMP LBUSY Output one byte interruptive service programs External intermittence 0 PRINTO INC DPTR CLR A MOVC A A DPTR CJNE A 0
27. dth and height twice 20 LPRINT SP 30 LPRINT CHR 27 CHR 1 Select underline print 40 LPRINT UP gt UP print with underline 50 LPRINT CHR 27 CHR 0 Cancel underline print 60 LPRINT SP The print result in SP T16 is as following SPUPSP ESC Select cancel Up line Print Format ASCII ESC n Decimal 27 43 n Hexadecimal 1B 2B n Explanation When n 1 select up line print when n 0 cancel up line print All characters including spaces will be printed out with up line after selecting up line print command unless cancel the up line print command The BASIC programs for observing the effect of this command are as below 10 LPRINT CHR 27 W CHR 2 Enlarge the width and height twice 20 LPRINT SP 30 LPRINT CHR 27 CHR 1 Select up line print 40 LPRINT UP UP print with up line 50 LPRINT CHR 27 CHR 0 Cancel up line print 60 LPRINT SP The print result in SP T16 is as following SPUPSP ESC 6 Select Character Set I Format ASCII ESC 6 Decimal 27 54 Hexadecimal 1B 36 Explanation 25 SPRT All characters following this command are printed using the character set I There are two character sets are available in SP T character set I is selected at power on or on ESC command ESC 7 Select Character Set II Format ASCII ESC 7 Decimal 27 55 Hexadecimal 1B 37 Explanatio
28. format HT command is to carry out horizontal tab Example set three horizontal tab values at 2 oh line 14 character position in one line you can send the following commands ASCII ESC D STX HT SO NUL Decimal 27 68 2 9 14 0 Hexadecimal 1B 44 02 09 OE 00 The BASIC programs for this example are as below 10 LPRINT 1234567890123456 Ruler 20 LPRINT CHR 27 D CHR 2 CHR 9 CHR 14 CHR 0 ESC D command 30 LPRINT CHRS 9 HT command 40 LPRINT HT1 Print character string 50 LPRINT CHRS 9 HT command 20 SPRT 60 LPRINT HT 2 Print character string 70 LPRINT CHRS 9 gt HT command 80 LPRINT HT3 Print character string The print result in SP T16 is as following E HT TS HTZ H HT Carry out Horizontal Tab Value Format ASCII HT Decimal 9 Hexadecimal 09 Explanation The print position is advanced to the next horizontal tab position which is set by ESC D command If there is no horizontal tab value setting or the current position equals or is beyond the last horizontal tab position HT command won t be carried out ESC f Print Blank Characters or Lines Format ASCII ESC f m n Decimal 27 102 m n Hexadecimal 1B 66 m n Explanation When m 0 ESC f NUL n will command to print n blank characters the value of n should be within the line width of this model printer Refer to 1 7 When m 1 ESC f SOH n will command to print n blank lines
29. he host both by using standard 25 pin D model socket and 25 pin cable The parallel interface socket is D model 25 pin male socket the serial is D model 25 pin female socket The host that has D model 25 pin standard output socket such as IBM PC and its compatible computer and LAPTOP portable computer etc can use 25 pin standard cable to connect with directly The host that hasn t standard output socket such as China learning machine etc can use special cable see Appendix 5 to connect with The details please see the printer cable connection in Chapter 3 and Appendix 5 1 3 Printer Codes SP T printers offer 448 kinds of internal characters including English Greek German French Japanese katakana and GB Chinese character library level I II a large number of mathematics symbols special purpose symbols and various kinds of graphic and curving symbols All the characters are composed by two character sets see Appendix 1 chosen by the host s programs through control commands Character size is 5 X7 dots graphic character size is 6X8 dots through certain programs also 3 SPRT can define 32 kinds of character so as to satisfy your particular needs SP T printers also offer graphics print mode characters and graphics can be printed together 1 4 Print Commands SP T printers offer 52 kinds of print command Most of them are compatible with the command standard of IBM and EPSON printer Combining micro printer s features an
30. i by a resistor Pulling up to HIGH level signal ERR Om by a resistor 14 17 NC Out No connection 18 25 GND Grounding logical 0 level Notice 1 In denotes input to the printer Out denotes output from the printer 2 Signal level is TTL standard Appendix 4 Serial Interface and Operation Connect function exchange data between the host s serial interface of the instrument equipment and the printer s serial interface The pin assignment of serial interface is shown in the following Pin No Signal Source Description Name 2 RXD Host Printer receives data from host SPRT 3 TXD Printer Printer transmits control code X ON X OFF to host when using X ON X OFF handshaking protocol 5 CTS Printer Signal MARK indicates that the printer is BUSY and unable to receive data SPACE indicates that the printer is READY for receiving data 6 DSR Printer Signal SPACE indicates that the printer is ONLINE 7 GND Signal Ground 8 DCD Printer Same to signal CTS Notice 1 The Printer and Host in Source denote the source that signal come from 2 Logical signal level is EIA Appendix 5 Paper Roll Holder Installation When users need to use the paper roll that the outer diameter is over 30mm a paper roll holder can be chosen see Appendix 6 and paper loading is external This holder can be installed
31. ical position Example set three vertical tab values at 2 line 5 line 8 line in one page you can send the following commands ASCII ESC B STX ENQ BS NUL Decimal 27 66 2 5 8 0 Hexadecimal 1B 42 02 05 08 00 The BASIC programs for this example are as below 10 LPRINT CHR 27 B CHR 2 CHR 5 CHR 8 CHR 0 ESC B command 20 LPRINT CHR 11 VT command 30 LPRINT VTABI Pont character string 40 LPRINT CHR 11 VT command 50 LPRINT VTAB2 Print character string 60 LPRINT CHR 11 VT command 70 LPRINT VTAB3 Pont character string The print result in SP T16 is as following SPRT UTAB I UTAB2 VTAB3 VT Carry out Vertical Tab Value Format ASCI VT Decimal 11 Hexadecimal OB Explanation Feed paper to the next vertical tab position which is set by ESC B command Notice if there is no vertical tab value setting or the current position equals or is beyond the last vertical tab position VT command is to feed paper one line only same to LF command ESC D Set Horizontal Tab Value Format ASCII ESC D nl n2 n3 NUL Decimal 27 68 nl n2 n3 0 Hexadecimal 1B 44 nl n2 n3 00 Explanation The tab positions are entered as nl n2 and so on all of these should be within the line width of this model printer Refer to 1 7 Command NUL added at the end indicates the command is over All horizontal tab positions that set can be deleted by using this command in ESC D NUL
32. ion steps for serial interface mode are as below 1 Select baud rate with DIP switch K1 K3 2 Select parity checking with DIP switch K5 K6 3 Select mark control or X ON X OFF control handshaking mode with DIP switch K4 4 When remaining 32 bytes in the data buffer signal line DCD 8 signal line and CTS 5 signal line will be set to BUSY status by the printer namely MARK status Otherwise set to READY status namely SPACE status 5 When it is BUSY status under X ON X OFF control the printer sends X OFF 13H code When READY status it sends X ON 11H code 6 When it is under mark control the host sends or stops sending code string according to DCD and CTS DCD and CTS denote READY status or BUSY status representatively 3 3 Buttons and Indicators There are two indicators and two buttons SEL and LF on the control panel of SP T printers The indicator marked with P is power indicator another indicator is marked with SEL One of the two buttons is also marked with SEL another one is marked with LF as Fig 3 9 shows SEL indicator only presents the status of SEL button and is irrelevant to LF SEL and LF can change printer s working mode including self test mode on off line mode or paper feeding mode Fig 3 9 Indicators and buttons 1 Self test mode There are two kinds of method to select self test mode one kind of method 14 SPRT is holding down SEL button when power on that means pressing SEL butto
33. k NUL is defining code mk 27 38 1B 26 ESC amp mnl n2 n6 User defined characters 27 39 1B 27 ESC m nl n2 nk Print m curving CR dots 27 43 1B 2B ESC n Select cancel up line print 27 45 1B 2D ESC n Select cancel underline print 27 49 1B 31 ESC 1n Set line spacing to n dot lines 27 54 1B 36 ESC 6 Select character set I 21 55 1B 37 ESC 7 Select character set II 27 57 1B 39 ESC 9 Select cancel Chinese character print mode 27 58 1B 3A ESC Restore original codes 27 64 1B 40 ESC Initialize printer 27 66 1B 42 ESC B nl nk NUL Set vertical tab value 27 67 1B 43 ESC Cn Set page length to n lines 27 68 1B 44 ESC Dnl nk NUL Set horizontal tab value 27 74 1B AA ESC Jn Feed line n dot lines 27 75 1B 4B ESC K nl n2 data Print nl X 8 bit map graphics 27 78 1B 4E ESC Nn Set binding length to n lines 27 79 1B 4F ESC O Cancel binding length 27 81 1B 51 ESC Qn Set right margin width SPRT 2785 1B 55 ESCUn Enlarge width n times 27 86 1B 56 ESC Vn Enlarge height n times 27 87 1B 57 ESC W n Enlarge width and height n times 27 99 1B 63 ESC cn Select cancel reverse print 27 102 1B 66 ESCfmn Print blank or feed line 27 105 1B 69 ESC in Select cancel reverse white print 27 108 1B 6C ESC In Set left margin width 28 14 1C OE FS SO Set double width print of Chinese character 28 20 1C 14 FS DC4 Cancel FS SO 28 38 1C 26 FS am
34. mand it will switch from Chinese character print mode to character print mode Notice inputting FS Chinese character print mode to printer will be invalid FS SO Set Chinese Double Width Print Format ASCH FS SO Decimal 28 14 Hexadecimal IC OE 33 SPRT Explanation Characters following this command are printed at twice their normal width does not enlarge the height FS DC4 Cancel Chinese Double Width Print Format ASCII FS DC4 Decimal 28 20 Hexadecimal 1C 14 Explanation This command is to cancel FS SO command ES W Set the Enlarging Multiple of Chinese Character Format ASCII FS W n Decimal 28 87 n Hexadecimal 1C 57 n Explanation Characters following this command are printed at twice their normal width and height When n 1 this command is selected when n 0 it is canceled FS J Set Vertical Print Format ASCII FS J Decimal 28 74 Hexadecimal 1C 4A Explanation This command is to print Chinese characters vertically namely printing by rotating widdershins for 90 FS K Set Horizontal Print Format ASCII FS K Decimal 28 75 Hexadecimal 1C 4B Explanation This command is to print Chinese characters horizontally if have not set rotation the Chinese characters will be printed horizontally that is normal print status FS I Set Chinese Character Rotational Print Format ASCII FS I n Decimal 28 73 n Hexadecimal 1C 49 n Explanation This command is to rotate Chinese characters
35. n All characters following this command are printed using the character set II please refer to ESC 6 SO Set double width character print Format ASCII SO Decimal 14 Hexadecimal OE Explanation All characters following this command on the same line are printed at twice their normal width this command can be deleted by a carriage return or DC4 command Normal characters and width enlarged characters can be printed on the same line DC4 Cancel double width character print Format ASCII DC4 Decimal 20 Hexadecimal 14 Explanation Double width print mode which is set by SO command can be canceled by DC4 command This command doesn t cancel width enlarging print which set by ESC U and ESC W ESC i Select cancel Reverse White Print Format ASCII ESC i n Decimal 27 105 n Hexadecimal 1B 69 n Explanation When n 1 select reverse white print when n 0 cancel reverse white print Reverse white print is printing in the black background just like the film of photography It is normal print that printing black characters in white background it is selected at power on or on ESC command The BASIC programs for reverse white print are as below SPRT 10 LPRINT CHR 27 4 CHR 1 Select reverse white print 20 LPRINT sprintwd The print result in SP T16 is as following ESC c Select cancel Reverse Print Format ASCII ESC c n Decimal 27 99 n Hexadecimal 1B 63 n Explanation When n 1 sele
36. n 0 255 Example print 6 blank characters in one line you can send the following commands ASCII ESC f NUL ACK Decimal 27 102 0 6 Hexadecimal 1B 66 00 06 Another example print 6 blank lines you can send the following commands ASCII ESC F SOH CK Decimal 27 102 1 6 Hexadecimal 1B 66 Ol 06 ESC Q Set Right Margin Format ASCII ESC Q n Decimal 27 81 n SPRT Hexadecimal 1B 51 n Explanation The value of n should be in the range from 0 to the line width of this model printer Refer to 1 7 Default n 0 that means no right margin This command sets absolute position and won t be influenced by character enlarging commands ESC U and ESC W After setting this command the printer will carry out carriage return and feed line as long as the right margin position is reached Example set right margin value to 6 you can send the following commands ASCII ESC Q ACK Decimal 27 81 6 Hexadecimal 1B 51 06 The BASIC programs for this example are as below 10 LPRINT 1234567890123456 Ruler 20 LPRINT CHR 27 Q CHR 6 ESC Q command 30 LPRINT 123456789012345678901234567890 The print result in SP T16 is as following 1 234567896123456 1234567858 1234567898 1234567896 ESC 1 Set Left Margin Format ASCII ESC 1 n Decimal 27 108 n Hexadecimal 1B 6C n Explanation The value of n should be in the range from 0 to the line width of this model printer refer to 1 7 Default n 0 that means
37. n first then putting through DCSV power supply at this moment the printer prints out the self test receipt and SEL indicator goes dark another kind of method is selecting self test mode at any time after powered on the detail is if SEL indicator lights hold down SEL button to make the indicator go dark otherwise can omit this step hold down LF button then hold down SEL button at once the printer will begin the self test Also there are two kinds of method to cancel self test mode One is printer exits automatically after it finished printing the self test receipt another is printer exits during the course of printing at this time only need to press SEL button 2 On off line mode After powered on or exited self test mode printer goes in online mode SEL indicator lights hold down SEL button the SEL indicator goes dark printer goes in offline mode hold down SEL again printer re goes in online working mode When printer is offline it doesn t receive the data from hose Another function of SEL is realizing pause during the course of printing If hold down SEL when printing is going on then release it the printer will pause after finished printing the current line at this time paper feeding mode can be selected Hold down SEL button again and release it the printer will continue printing 3 Paper feeding mode It is in off line status when SEL indicator is dark at this moment if need to feed paper hold down LF button
38. ommands ESC C Set Page Length Format ASCII ESC C n Decimal 27 67 n Hexadecimal 1B 43 n Explanation The page length is set to n character lines n 0 255 when n 0 the page length is 256 lines Default n 40 ESCN Set Binding Length Format ASCII ESC N n Decimal 27 78 n Hexadecimal 1B 4E n Explanation The binding length is set to n lines n 0 255 default n 0 In SP T binding length denotes the number of blank line between one page and the next page Example set binding length to 3 lines send the following sequence to the printer ASCII ESC N ETX Decimal 27 78 3 Hexadecimal 1B 4E 03 The BASIC programs for sending the said sequence are as below LPRINT CHR 27 N CHR 3 SPRT ESCO Cancel Binding Length Format ASCII ESC O Decimal 27 79 Hexadecimal 1B 4F Explanation The binding length is set to O line it means the printer will print line by line won t vacate blank lines between each page ESC B Set Vertical Tab Value Format ASCII ESC B nl n2 n3 NUL Decimal 27 66 nl n2 n3 0 Hexadecimal 1B 42 nl n2 n3 00 Explanation The vertical tab positions are entered as nl n2 and so on all of these should be within the page length set by ESC C command Command NUL added at the end indicates the command is over All vertical tab positions that input can be deleted by using this command in ESC B NUL format VT command is to carry out vertical tab the paper fed to the next vert
39. ower socket of the printer directly The whole system connection is as Fig 2 14 shows SPRT A Fig 2 14 System Connection Chapter 3 Printer Operation 3 1 Parallel Interface Connection SP T printers adopt D 25 parallel interface which is compatible with CENTRONICS standard and the interface socket matches well the print interface of IBM PC So if you connect the printer to IBM PC LAPTOP portable computer etc hosts by using the cable said in Appendix 5 directly you needn t to worry the plug and socket connected incorrectly There are several kinds of cable accessories shown in Appendix 5 of this manual for selection you can select to use according to your printer s interface If there is no suitable cable in Appendix 5 you may specially order the cables according to the signals of SP T printers parallel interface and host interface The pin order of parallel port is as Fig 3 1 shows 13 099099000009090909 25 14 Fig 3 1 Pin Order of Parallel Port The pin assignment of parallel interface is shown in Fig 3 2 signal level is TTL standard Pin No Signal Direction Description 1 STB In Strobe pulse to latch data reading occurs at falling edge S ee These signals represent the 1 3 DATA2 In i E bit to 8 bit of the parallel data 4 DATA3 In 5 DATA In representatively each signal is at HIGH level when data is logic 6 DATAS In i and LOW when data is losi 7 DATAG In 5 an when data is logic 8 DATA
40. p Select Chinese print mode 28 45 1C 2D FS n Print Chinese characters with underline 28 46 1C 2E FS Cancel Chinese print mode 28 73 1C 49 FS2n Set Chinese character rotational print 28 74 IC 4A FS J Set vertical print 28 75 1C 4B FS K Set horizontal print 28 87 1C 57 FS Wn Set the enlarging multiple of Chinese character 28 114 1C 72 FSrn Select superscript and subscript 28 15 1C OF FS SI Select vertical DBC case Chinese character print 50 SPRT 28 18 1C 12 FS DC2 Cancel vertical DBC case Chinese character print 28 105 1C 69 FS in Select Chinese character bit map 28 71 1C 47 FS G Select Chinese character misplace print 28 72 1C 48 FS H Cancel Chinese character misplace print
41. place 2024 etc 24 pin printers that are with expensive price to print Chinese characters directly and needn t alter the printing driver program of original system Moreover owing to adopt qualified ESC standard control code commands SP T also can replace 9 pin printers SP T printers have five models two kinds of interface serial parallel three levels of print buffer 2K bytes 8K bytes 32K bytes 52 control commands 448 kinds of internal characters including English Greek German French Japanese katakana and GB Chinese character library level I II a large number of mathematics symbols special purpose symbols and various kinds of graphic and curving symbols Besides SP T printers are compatible with SP 16 SP 40 micro printers SPRT Chapter 1 Feature and Performance 1 1 Model definition SP T printers have five kinds of print head model and two kinds of interface They are defined as sp TENT GI BEZE Serial Number A B Interface Mode P Parallel S Serial Speed H High L Low Character number of each line 16 24 40 42 Structure Mode T Trademark You can compare your SP T micro printer with the above definition so as to correctly read and understand the contents in this manual 1 2 Interface SP T series have serial and parallel two kinds of interface parallel interface is compatible with CENTRONICS and serial interface is compatible with RS 232C The two kinds of interface are connected to t
42. t character set fixed by short circuit block W1 3 6 Command Set Selection SP T16 and SP T40 both have two command sets one is ESC control codes another is compatible with the commands of SP 16 and SP 40 micro printers can be selected by internal short circuit block W1 When W1 is short connected select the command set that is compatible with the commands of SP 16 and SP 40 when W1 is disconnected then select ESC control code command set It is set to ESC control code command set at ex factory Refer to appendix As for SP T24 L SP 24 H SP T42 only ESC control code command set is available Chapter 4 Print command 4 1 Summary SP T offer more than 52 kinds of print commands these commands specify the following function 1 Define format 2 Enlarge or diminish characters 3 Print bit map graphics 4 Select character set 5 Define user defined characters 6 Etc These commands include one byte control codes or ESC control code sequences ESC control code sequences are begun with ESC code and followed by other character codes Each command is described in following format Command name Function Format ASCII the standard ASCII character sequence SPRT Decimal the Decimal number sequence Hexadecimal the Hexadecimal number sequence Explanation what the command does and how to use it Example some examples are listed to illustrate the command for better understanding The following is the description of each comm
43. the paper roll whose maximum width is 58mm outer diameter is 80mm The steps for paper roll holder installation are as the following 1 Assemble the three parts of paper roll holder together according to Fig 6 1 Fig 6 1 Paper Roll Holder Assembling 2 Take down the movable cover panel of printer firstly according to Fig 6 1 then hang the assembled paper roll holder on the back wall of printer shell Fig 6 2 Hanging the holder on the back wall of printer shell SPRT 3 According to Fig 6 3 grasp the printer shell with one hand press downwards the paper roll holder with another hand until sound comes from the printer that means the holder has been installed then close the movable cover panel Fig 6 3 Finishing holder installation and closing movable cover panel Appendix 6 Printer Appearance Unit mm SPRT Index of Print Commands Decimal Hexadecimal Command Name Function 0 0 NUL Ending symbol 9 9 HT Carry out horizontal tab 10 OA LF Feed line 11 OB VT Carry out vertical tab 12 OC FF Feed page 13 OD CR Carriage return 14 OE SO Set double width character print 20 14 DC4 Cancel SO command 24 18 CAN Cancel the characters in current line 127 TF DEL Delete the last character 27 34 1B 22 ESC n Select cancel hexadecimal print SPRT 21 37 IB 25 ESC9 ml nl mk nk Replacing code n
44. then release it the printer will feed paper emptily but won t print Hold down LF button and release it again the print will pause hold down SEL button at this moment the printer will restore to on line status Besides it paper feeding mode can be switched to on line status directly by pressing SEL button 3 4 Self test The self test will check the condition of printer if the printer prints out the self test receipt correctly it means the printer works normally Otherwise it needs to repair After self test the printer is in on line status and can receive the data from the host Sometimes the self test may be incorrect but in fact there is no matter with the printer in this instance please check whether the power supply adopted meets the specification SPRT 3 5 Printer Initialization There are three kinds of modes for printer initialization The first one is that the host sends command to the printer with control code ESCQ realizing initialization through software The second one is that realizing initialization through self test The third one is that power on initialization The contents of initialization include select default of each control code namely the dot number of line spacing is 3 no binding length vertical and horizontal tab value are both 0 left and right margin width are both 0 enlarging multiple is 1 cancel all the user defined characters or graphics characters and select non reverse white print etc selec
45. two Chinese characters HD XC with ESC K command the bit map for the two Chinese is as the below figure shows Each character is composed by 7 x 8 dots to 7 columns there is a space between the two characters so totally there are 15 columns then n1 15 n2 0 the 15 byte data showed in hexadecimal are as follows TC 44 44 FF 44 44 7C 00 41 62 54 C8 54 62 41 Wb FM EIE DOCLEURODID maa SONE CT an elen E SBS Ile SR WWW OIRNDEI II BOORD BOE OEF ID POMBE Er AUER Tel IR LIDOON IT VOOEODEEI LSB MINI AE TE IEDER My The BASIC programs for this example are as below LPRINT CHR 27 W CHR 4 Enlarge the width and height 4 times LPRINT CHR 27 K CHR 15 CHR 0 ESC K command SPRT LPRINT CHR amp H7C CHR amp H44 CHR amp H44 CHR amp HFF LPRINT CBHRS amp H44 CHR amp H44 CHR amp H7C CHR amp HO LPRINT CHRS amp H41 CHR amp H62 CHR amp H54 CHR amp HC8 LPRINT CHR amp H54 CHR amp H62 CHR amp H41 CHRS amp H13 The print result in SP T16 is as following OS ESC Print Curve Format ASCII ESC gt m nl nm2 nk CR Decimal 27 39 m nl Asak 13 Hexadecimal IB 27 m nl m2 nk OD Explanation This command is designed to print curving graphics along with the paper feeding direction The value of m is the line number of the printing curve it should be within the range of the max dots number of each line of this model printer
46. xadecimal 00 1B 4 18 Hexadecimal print mode carries out print only when the print buffer is full 4 10 Chinese Character Print Commands Chinese character print commands adopt FS standard commands The Chinese character library is the level I If Chinese characters graphics and symbols which all meet the specifications of GB2312 80 Each Chinese character or character is presented by 2 byte GB code SP T adopt internal 3 2 SPRT code which is corresponding GB code to denote the Chinese characters The following is the description for these commands Command descriptions ESC 9 Select Special Chinese Character Library Format ASCII ESC 9 Decimal 27 57 Hexadecimal 1B 39 Explanation This command is to select the Chinese characters or characters in the special Chinese character library After printer received the command it will switch from printing character set I or II to printing the special Chinese character library If print bit map characters can use ESC 6 or ESC 7 command to return to character set I or II FS amp Select Chinese Print Mode Format ASCII FS amp Decimal 28 38 Hexadecimal 1C 26 Explanation After printer received this command it will switch from ASCII character print mode to Chinese character print mode Using GB Chinese character library level I IL FS e Cancel Chinese Print Mode Format ASCII FS e Decimal 28 46 Hexadecimal 1C 2E Explanation After printer received this com
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