User's Guide
Contents
1. YES Check address YES Check de NG NG address YES Check Ay NO data KS Save data in bu temporary Data 0 Data ffer NO n Yes if Yes Return 25 Answer 0 1 yes gt O data present 1 no data Set transmitting flag gt return to o yes main program amp resend Check if transmitting flag is gt set then delete noe data If not set don t delete yes Input 13 digits of new time yes Read current time total of 13 digits yes Input 4 digit music times maximum of 30 sections yes gt Clear music times gt Input 4 digits of shi function time yes yes Display message on DM 280 Return 26 IV COMPONENTS OF DM 280 A Underside of bottom cover lta ds 8L9SpEzL MILLE NO E M8 1 27 B Chassis Mounted Components o o HA Jus TP1 TP2 L od m 33 R20 67 026 Ro 36 68 9 DSW2 gt VRT u12 Fs c2L_ ca u1 U3 C6 E El nL c21 u18 s I i Ecs gis c20 A EEC 7257 1 REV B 7 21 1999 1 1 TEXTBOT IE u16 4 R17 RP2 ue a U17 C8 LED2 JP1 e E ED U9 ete 10 U21 we eb GIBB CPU 7257 2 RVE B U2 28 CPU J1 micro 4 pin B2. D RS 485 Communications Parameters DEFAULT CONDITION MODE VALUE S F Baud rate 9600 selectable Carriage return ON selectable Line feed OFF selectable Data bit 8 Fixed Parity bit NO Fixed Id length 8 selectable Address code 001 selectable Communication port 485 Fixed File number 1234567890123456 selectable For magnetic stripe reader only E RS 232 RS485 Communications Data Format 1 Byte Contents The two most significant bits of each byte bits 7 and 6 have the following definition 00 00H signifies DM 280 s address 1 01 40H signifies DM 280 s address 2 18 10 80H signifies Data data 1 data n 11 COH signifies Check sum 2 Contents of Data Packets for RS 232 RS 485 Communications The packet includes at least the following bytes address 1 byte address 2 bytes data bytes and checksum byte Each byte contains 2 bits of token as explained above and 6 information bits 00 Address1 01 Address2 10 Data1 110 Data 11 Checksu m 3 Conversion Method for Data Sent from PC to DM 280 Data field byte ASCII Code 20H AND 3FH OR 80H Example Command A 41H 41H 20H 21H 21H AND 3FH 21H 21H OR 80H 0A1H Note Range of acceptable ASCII Code is from 20H SFH 4 Format for Calculating Check Code Check sum address 1 XOR address 2 XOR data 1 XOR XOR data n AN
3. or D If it is set ON then one need only press the status key 1 2 3 4 To set hardware for RS 485 transmission you need to use the Master card function 2 see below Set DATA BIT to 8 PARITY to NO DSW1 settings DSW1 Situation 1 2 3 4 5 6 7 8 2 Digit address ON 3 Digit address OFF RS 232 OFF ON OFF RS 485 ON OFF JON Send signal to open door ON Doesn t send signal to OFF Open door Requires pressing OFF Key before changing Status Doesn t need pressing ON before changing status Adds CR to printer ON Doesn t add CR to OFF printer Printer ON ON Printer OFF OFF C MASTERCARD SETTING FUNCTIONS FROM DM 280S KEYPAD 1 Read MASTERCARD display shows Set timer Update Param Set Music Clear Music Aa N 5 Set Func time 2 Key in 1 2 3 4 5 to do special function NOTE If any key is pressed incorrectly DM 280 will exit this function DM 280 will scan keyboard for 25 seconds before returning to previous menu Programming Function 1 2 3 A 5 set time set transmission mode set 30 music time clear all music time which have been set set function 1 Set Current Time a Read MASTERCARD and press 1 key b Key in time 13 digits following the format below To change digits first press 1 key then key in correct digits When correct pre
4. Pin 14 GND Pin 15 TCP IP RXD Pin 16 TCP IP TXD 30 VRI Adjusts backup voltage Also connects with RESET input of CPU VCI 6242 Quartz clock adjustment Use frequency counter to Pin 1 or TP1 terminal then adjust to 1 Hz DSW2 must be shorted for back up battery 3 6V to allow memory back up and for quartz clock to continue keeping time in the event of a power outage C Connection of External Music bell In order to signal shift break beginnings and endings a music bell system should be connected to the DM 280 Time Recording Terminal The DM 280 simply sends a TTL signal from pin 11 of the T1 terminal User must supply his own bell or music equipment The bell music should be grounded on pin 12 of T1 terminal 31 V RAM CARD optional A Introduction Note RAM CARD is a standard PCMCIA Card PCMCIA 2 01 JEIDA Compatible Static Random Access Memory SRAM card s maximum addressing capacity is 1024 K bit 128K at present On back of card is a write protect switch Turn off before inserting in DM 280 When not in use this switch should be set to on to protect the data from being overwritten This RAM card requires a lithium cell BR 2325 to save data written to the card If the battery needs to be replaced make sure that the new battery is the same type Insert the lithium cell BR 2325 before using the RAM card Turn the card upside down and find the groove for removing the cell holder Pull out the holder insert
5. 123456 File NO 001 ld length 08 Parity NO Data Bit 8 Line Feed ON CR ON Baud Rate 9600 This function is reserved for magnetic stripe reader only 3 Set 30 Music Times a Read MASTERCARD and press 3 key Set Music Time Pess 1 first b Press l key and key in 4 digits 2 digits for hour and 2 digits for minute Press 1 key if you make a mistake and re do Press key to store the time into memory and key in another time if required Set Music Time Mon 1230 c Continue the procedure until the 30 music time has been set If less than 30 music times are required press two times to finish the work DM 280 will return to main menu and the LCD will display current time 4 Clear All Music Times Which Have Been Set a Read MASTERCARD and press 4 key b Display shows Clear Music Press 1 first Then Keyin 4 c Press 1 SELECT key and ENTER key 5 Set Function Key Times to Change Automatically The display of Function A D are commonly set to signify entering and leaving workplace times and status e g A day shift in B day shift out C night shift out These shift indicators can be set to change automatically when the appropriate time comes about This setting can be manually overridden by simply pressing the appropriate button should one arrive late or for other reasons a Read MASTERCARD an
6. D 3FH OR COH 5 Commands The command must be placed as the first byte in the data field 6 Format of Data Returned form DM 280 SOH SOH SOH D1 Dn Check Code CR SOH Start of heading 01H CR Check Code D1 XOR XOR Dn XOR ODH 19 Note if result ODH OAH or 1AH the unit automatically adds 40H to prevent confusion over the end of packet F Examples of RS 232 RS 485 Communications Conversions 1 Address 01 Command A 1H 41H AIH EIH Command O 1H 41H AFH EFH Command C 1H 41H A3H EH Command T 1992090451200 __ 1H 41H B4H 91H 99H 99H 92H 90H 90H 94H 95H 91H 92H 90H 90H ECH 2 Address 02 Command A 2H 42H AIH EIH Command O 2H 42H AFH EFH Command C 2H 42H A3H E3H Command T 1992090451200 _ _s 2H 42H B4H 91H 99H 99H 92H 90H 90H 94H 95H 91H 92H 90H 90H ECH G Command Overview A Command Ask device state of data C Command Receive one data record from device O Command Increment pointer flag T Command Set time data to device E Command Ask time data from device M Command Set music alarm times K Command Delete all music times LCommand Set times for activation of each function key S Command Send a message to DM 280 s LCD display H DM 280 RS 232 RS 485 Commands SOH 01H CR ODH CHK CHECK SUM RES RESERVED CODE 20 1 A COMMAND A
7. DM 280 Time Recording Terminal User s Guide Version 1 0 July 1999 DM 280 User s Manual Table of Contents Introduction nl Appearance Physical Description Back of Chassis RS 485 Configuration Diagram CORD Set up Procedures Installation Parameters Dip Switch settings Master card Setting Function Temporary Card Data Print Out ID CARD mmo Ob gt l I RS 232 RS 485 Communications RS 232 Hardware Set up Rs 232 Communication Parameters RS 485 Hardware Set up RS 485 Communications Parameters Communication Data Format Examples of Conversions Command Overview RS 232 RS 485 Command Codes Control flowchart HOT mua gt lt Component of of DM280 Underside of Bottom Cover Chassis Mounted Components Connection of External Music bell RAM Card optional gt naw Introduction VI TCP IP CARD optional Page UM D D w 23 23 24 27 28 28 29 I INSTRODUCTION The DM 280 OA Timeclock records and sends employees entry exit times and status to a host computer for further processing This eliminate errors in manual data input calculations and the redundancy of re copying timecards When used in conjunction with a payroll software application package the entire time attendance payroll system is combined into one automatic process Time and monetary savings are immediate The DM 280 is a state of the art computerized OA Timeclock with multi
8. R LCD DISPLAY Power led Keypad Proximity reader Antenna B PHYSICAL DESCRIPTION OF DM 272T Display 8 lines of 16 characters each Keypad 0 9 Numeric keys 1 1 key is also used when changing parameters in master card operation Enter key reset Reset key C BACK OF CHASSIS Wiring outlet D RS 485 CONFIGURATION DIAGRAMS Saho RS 232 RS485 CONVETER Address 01 Address 04 etc II SET UP PROCEDURES A Installation 1 Make sure switching power supply is 12V DC INNER 2 Open the case and adjust DIP switches as per the following page Connect printer if required to J5 on main board Place jumper pin SW2 top on both connectors to initiate back up battery to keep data and clock functions in the event of a power outage 3 Plug in power cord 4 If the power is in DM280 will begin a cold start process If you are doing a warm start DS W2 set to ON in step 2 display will begin from step 8 below 5 DM 280 performs a selftest Self test 6 If RAM is out of order display will say so and unit will beep 3 times repeatedly Check RAM U 4 Self test RAM U4 Fail 7 If DM 280 is in normal condition LCD display will show Self test No Error 8 If RAM card is inserted in the unit the LCD will display the size of the card which is inserted Saho DM280 V1 0 M1024 9 The unit will next run a RAM card test If there is an
9. TXD PIN 9 gt PIN 2 RXD GND PIN 8 gt PIN 7 GND PIN 1 4 6 shorted PIN 7 8 shorted 2 Set DSW1 2 OFF 3 ON 4 OFF 3 RS 232 is viable up to 15 2 M 50ft according to EIA standards Voltage should be 3 15V for logic lower level Do not exceed 25V B RS 232 Communications Parameters DEFAULT VALUE Setting CONDITION MODE 16 Baud rate 9600 Selectable Carriage return ON Selectable Line feed OFF Selectable Data bit 7 Selectable Parity bit No Selectable Id length 08 Selectable Address code 001 Selectable Communication port 232 Fixed File number 1234567890123456 Selectable For magnetic stripe reader only C Hardware Set up for RS 485 Communications 1 When using under RS 485 DSW1 should be set 2 ON 3 OFF 4 ON 2 Connections between T1 terminal inside the DM 280 and IBM PC or compatible are as follows TXD TXD RXD RXD RS 485 Converter PIN 4 gt PIN 7 RXD PIN 5 gt PIN 8 RXD PIN 6 PIN 1 TXD PIN 7 PIN 2 TXD 17 FOUR WIRE RS 485 can convert to two wire type by parallel TXD RXD and TXD RXD respectively 3 RS 485 is viable up to 1219m 4000ft according to EIA standards Voltage should be kept from 7V 12V Up to 63 units w same communications protocol can be on the same line to the host 4 For use with RS 485 a converter is available from Saho which allows use of the RS 232 port on your PC
10. a attached with LF code OAH If line Feed is not required press 1 key When correct press key Line Feed ON CR ON Baud Rate 9600 RS 485 f Display will next show data bit status As this is fixed press key to 10 continue Data Bit 8 Line Feed ON CR ON Baud Rate 9600 RS 485 g Display will next show the parity status If parity is not require press 1 key Press key to continue Parity NO Data Bit 8 Line Feed ON CR ON Baud Rate 9600 RS 485 h Display will now show the ID length is 8 digits Press 1 key and key in 2 digits to change the length of ID number The length of ID number can be from 1 to 16 When correct press the key ld length 08 Parity NO Data Bit 8 Line Feed ON CR ON Baud Rate 9600 RS 485 If buffer already had data present this function is disabled and user may not modify it i Display will now show the address code is 001 Press 1 key and key in 3 digits to modify the address code When correct press key 11 Addr Code 001 ld length 08 Parity NO Data Bit 8 Line Feed ON CR ON Baud Rate 9600 If buffer already had data present this function is disable and user may not modify it j Display will next show the file number found on valid cards To change the file number press 1 key and modify the digits Press key when finished 1234567890
11. arcode reader connector Pin 1 5V VCC Pin 2 DATA signal Pin 3 NC Pin 4 GND J2 micro 5 pin IC card reader connector Pin 1 5V VCC Pin 2 GND Pin 3 RXD Pin 4 TXD Pin 5 INT J3 micro 5 pin Proximity Reader connector Pin 1 12V VCC Pin 2 GND Pin 3 Reader head READY signal Pin 4 Reader head DATA signal Pin 5 Reader head CLOCK signal J4 micro 3 pin Power Supply input Pin 1 12V Pin 2 NO connect Pin 3 GND J5 micro 12 pin Printer connector Pin 1 STROBE Low voltage action Pin 2 Pin 9 DO D7 DATA BUS Pin 10 BUSY Pin 11 GND Pin 12 GND J6 micro 5 pin Magnetic Reader connector Pin 1 5V VCC Pin 2 GND Pin 3 Reader head READY signal 29 Pin 4 Reader head DATA signal Pin 5 Reader head CLOCK signal J7 micro 10 pin Keyboard Interface Pin 1 input data 0 Pin 2 input data 1 Pin 3 input data 3 Pin 4 input data 4 Pin 5 output data O Pin 6 output data 1 Pin 7 output data 2 Pin 8 output data 3 Pin 9 reset Pin 10 GND J8 DC JACK Power supply input INNER J9 Display connector has a one to one relationship with display F1 RAM card input port T1 Pin definitions Pin 1 5V VCC Pin 2 System 5V Pin 3 GND Pin 4 RS 485 RS 422 TXD Pin 5 RS 485 RS 422 TXD Pin 6 RS 485 RS 422 RXD Pin 7 RS 485 RS 422 RXD Pin 8 GND Pin 9 RS 232 TXD Pin 10 RS 232 RXD Pin 11 Outside bell music TTL signal output Pin 12 GND Pin 13 Outside electric lock TTL signal output
12. d press 5 key b Display shows 9999 which indicates that no time is presently set for function time A 9999 Function A Press 1 first c To set a time for A arrow to be automatically lighted press 1 SELECT key and key in the time for it to change Then press ENTER key d Display next shows function B C and D Repeat procedure for b c and d or just b if only two shifts are needed Fuction A 1230 NOTE For the beginning of a shift the arrow must be set to enter A earlier than when workers begin arriving for work e g set A to 8 00 if work shift start at 8 30 D Temporary Card In case an employee forgets to bring his ID card do as follows 1 Present temporary card Display will show Temorary Card Press 1 first 2 Press 1 SELECT key 3 Key in the employee s ID number 4 Press ENTER key Data will be stored in buffer with a long BEEP and ID number will be displayed Also if connecting to a printer it will print out this employee s data If wrong keys are pressed during keying in ID number please press 1 key to modify E Data print out format If the DM 280 is connected with the SP 190 Audit Printer or another alpha numeric printer the following data will be printed out upon reading a card a 2 digit address A gt 0100000001 12 05 10 01 14 1 2 3 4 5 1 Function status B C or D 2 2 d
13. error LCD will indicate RAM CARD ERROR otherwise the unit goes to next display massage Saho DM280 V1 0 RAM CARD ERROR 10 Display shows data and time This indicates the unit is ready k DM pa 2 8 0 k k k 1999 07 01 Function A 11 If a card is presented to DM280 the ID number of the card will be shown on the LCD Display and stored in buffer with a long beep At the same time if connected the printer will print the number and time If a RAM card is inserted in the unit the data will be first sent to and stored in the RAM card If the card is full the data will be set to and stored in the DM280 s memory buffer When the RAM card is full LCD shows status and beeps Remove it and replace with a new one see RAM card section Or retrieve it through serial communication If there is remaining in the DM280 s buffer the LCD will Display MOVE DATA TO RAMCAR and will download the data to the New card 12 If the DM280 sounds three short beeps it means either Wrong operation has happened upon card presenting e g wrong key was pressed before sliding B Parameters Dip Switch settings Set the parameters to suit your needs via the dip switches and the Master Card functions described below Note When DM280 is turned on it will start at status A If DSWI1 6 is set to OFF one must press Enter on the keypad before changing the status manually to A B C
14. igit address DSWI1 6 is OFF 3 8 digit ID if number is greater than 8 digits time and date will be printed on second row 4 4 digits of time 5 4 digits month date b 3 digit address A00100000001 12 05 10 01 2 3 4 5 All elements are the same as in 2 digit address except for 2 which now shows the three digit address F ID CARD 1 Present ID CARD CARD NO will show on DM 280 s LCD display 2 ID NO will be printed out from printer 3 DM 280 will transmits the CARD NO via the transmission interface SOH ADDRESS ID CHKSUM CR 0DH 3 2 8 1 1 EXAMPLE Address no 01 ID 00000003 CHKSUM 02H 01H 01H 01H 30H 31H 30H 30H 30H 30H 30H 30H 30H 33H 02H 0DH TI RS 232 RS 485 COMMUNICATIONS For instructions on how to use the DM 280 on line to your PC with the supplied software program please consult the DM 280 Learning Kit Below the hardware configuration and details on communication protocol necessary for programmers are explained when developing application programs A RS 232 Communications Hardware Set up 1 User must make and connect a cable between PC and DM 280 as per the following specifications Connect between T1 terminal inside DM 280 and IBM PC or compatible Definition as follows T1 PC D TYPE 25 PIN RXD PIN 10 PIN 2 TXD TXD PIN 9 PIN 3 RXD GND PIN 8 lt gt PIN 7 GND PIN 4 5 shorted PIN 6 20 shorted T1 PC D TYPE 9PIN RXD PIN 10 PIN 3 TXD
15. lingual capabilities This unit introduces the RAM card option which allows the DM 280 to be used as a stand alone unit with an off line capacity up to10 000 records RAM cards are collected from each unit periodically and the data downloaded to the host computer This avoids the costly cable installation charges and allows great flexibility The DM 280 can use a DC12V power source like an auto cigarette lighter and be used where there is no electricity e g construction sites field work etc It can also use RS 232 485 interfaces The RS 485 interface allows networkability up to 63 units can be connected to one host on the same line This is ideal for factories or large buildings with multiple entrances On line or off line hard copy printouts of time and status of entry exit can be made locally by connecting with the SP 190 Audit Printer or other type printers The DM 280 offers three types of user interfaces to suit the user need The three options available for display are DM 280 with a proximity reader DM 280 with a magnetic striper reader DM 280 with an IC card reader DM 280 can connect with a larger 64x128 dot matrix display for graphic images necessary in Chinese and Japanese or in other non Roman alphabets such as Arabic Russian Korean Thai etc It can also be used for displaying mathematical symbols or user defined graphics This manual has been written for the model DM 280P A APPEARANCE DM280 WITH PROXIMITY READE
16. sk a device the state of data HOST DM 280 Command A 41H gt SOH n ASCII CHK CR 3 1 1 1 Def 3 digits of SOH 01H 1 digit reply data n 0 30H Data present n 1 31H No data present 1 digit check code format DI XOR XOR DN 1 digit CR ODH 2 C COMMAND Receive one data record from device HOST DM 280 Command C 43H gt SOH ADDRID RES TIME DATA FUN SEQCHK 3 2or3 8 1 4 4 1 1 1 Def 3 digits of SOH OH 2 3 digits of address Use DSw1 1 to set 1 16 digits ID length Use Mastercard function 2 to set 1 digit reserved 4 digits time HR Min e g 1200 31H 32H 30H 30H 4 digits date Mon Date e g 05 06 30H 35H 30H 36H 1 digit function time e g A 41H B 42H C 43H D 44H 1 digit sequence code used to prevent duplication of data 1 digit check code format D1 XOR XOR DN 1 digit CR ODH 3 O COMMAND Increment pointer flag HOST DM 280 Command O 4FH gt 21 SOH CTL D 04H CHK CR 3 1 1 1 If CTL D ODH is returned pointer incremented if no answer failure in incrementing pointer 4 T COMMAND Set time data to device HOST DM 280 Command T 54H YY YYMMDDWHHmm lt SHO G 47H or B 42H CHK CR Definition of 13 digits of Date time Y YY Y year 1993 MMDD Month Date 04 30 W Day of week 0 Sun 1 Mon 2 Tues etc HHmm Hour Minute 12 00 G 47H Good successful B 42H Bad unsuccessful 5 E COMMAND A
17. sk time data from device HOST DM 280 Command E 45H SOH YYYYMMDDHHmm CHK CR 3 13 1 1 6 M COMMAND Set music alarm times HOST DM 280 Command M WHHmm gt SOH G or B CHKCR 3 1 1 1 1 W Day of week 0 Sun 1 Mon 2 Tues etc HHmm Hour Minute G 47H Good successful B 42H Bad unsuccessful 22 7 K COMMAND Delete all music times HOST DM 280 Command K 48H gt SOH G CHK CR 3 1 1 1 G 47H Good successful B 42H Bad unsuccessful 8 L COMMAND Set times for activation of each function key HOST DM 280 Command L 4CH HHmmHHmmHHmmHHmm gt SOH G or B CHK CR 3 1 1 1 Definition First HHmm 4 digits Time hour min DM 280 s function LED will change to A Second HHmm 4 digits Time hour min DM 280 s function LED will change to B Third HHmm 4 digits Time hour min DM 280 s function LED will change to C Fourth HHmm 4 digits Time hour min DM 280 s function LED will change to D Response definition G 47H Good successful B 42H Bad unsuccessful 9 S COMMAND Show a message on DM 280 s display COMMAND S 4CH Y XNNCCC C Total number NN X LCD s column number hexadecimal 0 F Y LCD s row number decimal 0 7 NN total number of characters decimal 01 99 C required character to the DM 280 display 23 I RS 485 Mode Control Flowcharts 24 START
18. ss key a b C year xxxx 4 digits month date xxxx 4 digits date xx 2 digits weekday x l digits Sunday 1 Monday 1 Tuesday 2 etc hour minute xxxx 4 digits EG 1999 12 31 5 1200 1999123151230 YYYYMMDDWHHmm Pure 628 041 fa SA c Press 1 key to modify or re keyin before finishing entry d Press key display will return to main menu and show the current time and date Note Adjustment VC1 of U2 Real time clock IC M6242B for frequency correction Use frequency counter to check IC s pin 1 or TP1 pole Set frequency to 1 000 Hz 2 Set Transmission Mode a Read MASTERCARD and press 2 key b Display indicates that the transmission mode is RS 485 see above for DSW1 settings To change this mode press 1 key and unit will cycle through 232 and 485 When it reaches the desired mode press key RS 485 CR ON Databit 8 Parity NO RS 485 c Display next indicates the baud rate 9600 press 1 key to select the baud rate 9600 4800 2400 1200 When correct press the key Baud Rate 9600 RS 485 d Display next indicates the carriage return is ON This means record data is attached with Carriage Return ODH when data is uploaded If Carriage Return is not required press 1 key When correct press the key CR ON Baud Rate 9600 RS 485 e Display will now indicate all dat
19. the lithium cell with the plus side UP and push the holder back into the case CAUTION If the plus side is not facing up data will not be saved The DM 280 has a low battery detection circuit for the RAM card If the battery s voltage is less than 2V three beeps will sound and the LCD will display If the RAM card s buffer s are full the LCD will display Replacing the lithium cell The life of the lithium cell depends on the amount of data in memory and usage temperatures Cell life is shortened by high temperatures over 40 C 32 VI TCP IP CARD optional WIRING between DM 280 and TCP IP DSW1 should be set 2 ON 3 OFF 4 ON J4 GIBB CPU 7257 2 TO HUB J4 GIBB CPU 7257 2 TO HUB METHOD 2 33 34
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