LOG08-II User Guide Version 2.08
Contents
1. AH ve la ua je us e RS Ce ug a VDD yop VoD yop so Esc Esc S SI spa ue LZ SI spa up LZ 5 spa up LZ 5 spa up LZ Leg 1 ag U ag Kd ag Pa El at a Slat vss vss vss vss 24C256 4 24c256 Ja 24C256 4 2acase 4 V U13 sj VOD uia 3 456 8 na R2 ynn si Vi sens van Hyn vout 4 100K cn ub Ch 3 sens cs 1 32 768KHz 2 vera 5 D HIH361 xi sr BiPolar LED H Se 2 01uFd 2 xa ack v xi fie E MCL GND d cr DS13824 pesu D T aera ps vec X 16 a cs BL VAN ua vi lt Signs 2 E 15 Lie 28 caf cc 1 v i PTAL Wal 4 3 x ES o Loy 1 5K 3 eres 14 cac ci B ce BT Loe S eelst P a 1 uFd 1L 14 ja IRAI HCH TTL 1 232 01 lt 3 5 san 12 1 L n a 232 11 H2 o 3 Term 54 1 PTaa ana m al uw T 3 m DEE TXD RT mS 232 02 Ge 7 prg2 Ap2 osc1 LE Stout enl P rm ge 232 12 o 8 9 30 4 PTB3 AD3 Osca D o as vss 9 8304nHz cnND T9 s Iz mcesHcoaakxs i 15 o sor Ee 1 6o v RJ 12 ul4 1 R4 Sann VDD a mu V ue 39K a Paige i us Da f 2e Ee 4 3 2 Slain B Midon Design n Qut pen s 2Term XC Com C9 R3 Ain A 7 Je gt de ok cna LOG 8 II MD2134 DF LM Bridge Ti LM78L S Jonge DS2450 4 GE apa 9 0 uFd MH MatEesU Rev 07 i BiPolar LED May 13 2008 SE Figure 5 LOGO08 Il Schematic LOGO8 Il User Guide v2 08 doc Page 32 of 33 midon design 14 Conclusion You2. SER SET SID SPT SPR STD TIM TMP TYP VER VIE ZZZ Notes midon design Description Set Clock Display the serial number of the LOGO8 II Configure all system parameters Show the Serial Number ID for the 1 Wire Devices Set the polling interval Set power restore logging If set to on logging will resume after a power failure if set to off logging will not resume after a power failure Set Temperature Display Display Time from Real Time Clock Display sensor readings of all connected 1 Wire Devices in either verbose includes serial numbers or non verbose manner Select the type of DS2438 or DS2423 device See Table 3 for valid types Displays the current version of the software loaded A debug command that permits viewing the entire EEPROM log memory as Hexadecimal Performs a reset of LOGO8 II Syntax SCK See Note 4 SER SET SID lt on off gt SPT xx Where xx is a decimal number from 00 to 99 00 will disable polling and logging Enter R instead of a number to enable repetitive polling V2 06 and later SPR lt onloff gt STD lt F C gt TIM TMP TYP lt sensorid gt VER VIE ZZZ 1 The lt sensorid gt parameter in some commands above refers to the sensor number as shown via the DIS command See the DIS command explanation below 2 Most commands do not require a Carriage Return enter following the parameter or command input One exc
3. This is normal for some Hyperterm versions that come pre packaged with Windows Upgrade to a commercial version of Hyperterm or use different terminal emulator software Your sensor is probable reversed on the 1 Wire bus OR there is a short on the bus Check your wiring Check your 1 Wire bus wiring You may also need to add a 100 Q resistor in series with a new leg of bus that you added Delete the sensor use the DEL command LOGO8 II unlike TEMPOS does not display state changes for these sensors The algorithm used in the INI routine is limited in the number of new sensors that can be added due to small amount of RAM available to the LOGO8 Il We recommend that you INI less than 8 sensors at a time In rare cases this number may need to be lower Power to the LOG08 II may not be applied Check your power supply The DUN option is set to Off Set it to On Change the sensor type to V DS2438 Page 25 of 33 midon design Problem Possible Causes sensors will only display output if set to type V Note humidity display is available with versions 2 07 and greater DS2438 temperature is not shown This is not supported on LOGO8 II LOG08 II User Guide Version 2 08 Page 26 of 33 midon design 9 Error Messages Table 8 LOGO8 II Error Messages Message Entry error Memory is full Not installed OW bus error Not Allowed Logging On Description You have made a syntax error in ent
4. which is a standard watch battery available nearly everywhere Proper disposal of Lithium batteries should be observed Please note that the battery supplies power to the real time clock only The rest of the LOGO8 II circuit requires a power supply to function If you are not using LOGO8 II for any length of time remove the battery to prevent it draining LOG08 II User Guide Version 2 08 Page 30 of 33 midon design 12 LOGO068 I Parts List Table 11 MD2135 Parts List Part ID Quantity Description O Z o O Resistor 1 4W 596 1 5K Resistor 1 4W 596 10K Resistor 1 4W 5 33K Table 12 Additional Components for MD2136 Part ID Quantity Description Z cas 1 Capacitor ceramic 0 1uFd Resistor 1 4W 596 100K U12 1 HIH 3610 Humidity Sensor Maxim DS2438 Voltage Monitor 12 1 LOG08 II User Guide Version 2 08 Page 31 of 33 13 midon design LOGO068 Il Schematic
5. raw and user calculations will be required to convert the voltage outputs provided to humidity levels using the following calculation RH Vap Vsupply 0 16 0 0062 A hardware Real Time Clock RTC has been added to LOGO8B II along with an on board battery to ensure clock continuity over a power failure An on board voltage monitor has been added to provide voltage readings for the input voltage and the battery for the RTC A major difference between LOG08 and LOGO08 II is the amount of memory space available LOGO8 ll uses128Kbytes of EEPROM memory whereas LOGO68 only has 32K bytes of EEPROM memory This provides for a significant LOG08 II User Guide Version 2 08 Page 6 of 33 midon design amount of additional storage capacity and LOGO8 II as a result can store up to 3 months of log samples in its non volatile memory for the maximum of 24 sensors Here s the math 2 bytes per sensor sample required note DS2438 s require 2 samples and DS2450 s require 4 samples 7 bytes of time stamp and on board voltages per logging interval poll 24 sensors maximum polled per poll Total bytes per poll 7 bytes poll 24 sensors poll 2 bytes sensor 55 bytes poll 3 months at 1 poll per 60 minutes 24 polls day 3 months 30 days month 2 160 polls 3 months Total bytes used over 3 months 55 bytes poll 2 160 polls 3 months 118 800 bytes 3 months Of course if fewer than 24 sensors are monitored then the tot
6. 2 bytes onl DS2450 Voltages from A B C and D inputs DS1820 sd DS185820 e O DS18B20 sd DS1822 DS2438 Voltage from VAD and VDD and VSense DS2428 1 1 1 DS2450 e 6 4 DLO Output The DLO command is used to display the contents of the log records A sample appears below 6 4 1 DLO Display with DUN ON gt DLO LOGO8 II v2 06 2007 08 04 MidonDesign com Serial 4 0023 05 F5000000375E9426 DS2438 OK 01 3000000002202920 DS2450 OK 03 440000001EC34228 DS18B2 OK 04 600008001E316D10 DS1820 OK 07 91000800135B9B10 DS1820 OK 08 21000000032E4E22 DS1822 OK 12 18 08 46 12 PM 2 96V 13 6V 05 2 09V 05 4 99V 05 0 31V _ 01 2 38V 01 1 22V 01 4 75V 01 3 65V 03 78 13F 04 82 30F 07 57 96F 08 78 11F 12 18 09 46 12 PM 2 96V 13 6V 05 2 09V 05 4 99V 05 0 31V _ 01 2 38V 01 1 22V 01 4 75V 01 3 65V 03 78 13F 04 82 30F 07 57 96F 08 78 11F 12 18 10 46 12 PM 2 96V 13 6V 05 2 09V 05 4 99V 05 0 31V 01 2 38V 01 1 22V 01 4 75V 01 3 65V 03 127 99F 04 82 30F 07 57 96F 08 78 11F End of Log LOG08 II User Guide Version 2 08 Page 19 of 33 midon design 6 4 2 DLO Display with DUN OFF gt DLO LOGO8 II v2 06 2007 08 04 MidonDesign com Serial 4 0023 05 F5000000375E9426 DS2438 OK 01 3000000002202920 DS2450 OK 03 440000001EC34228 DS18B2 OK 04 600008001E316D10 DS1820 OK 07 91000800135B9B10 DS1820 OK 08 21000000032E4E22 DS1822 OK 12 18 08 46 12 PM 2 96
7. Occasionally errors will occur on the 1 Wire bus and temperature readings from one or more sensors will be invalid These invalid readings will be displayed as 127 99F or 127 99C which is a reading that can never normally occur with any 1 Wire temperature sensor LOG08 II User Guide Version 2 08 Page 20 of 33 midon design In the example shown the Logging interval was set to 60 minutes This can be set to any amount of time from 1 to 99 minutes Some things to note 1 If you have a DS2438 connected to your 1 Wire network and it is not set to TYPe V voltage this will be changed when you issue a LOG ON command to a V type You can change this back after you have finished logging to another type if so desired however any other type set is really irrelevant 2 If you have a DS2423 connected to your 1 Wire network and it is not set to TYPe C counter this will be changed when you issue a LOG ON command to a C type 3 Temperature readings are not taken from DS2438 sensors at any time and will not appear in the logs as well 6 5 DLR Output The DLR command output is identical to that of the DLO command with the sole difference being the amount of data shown If the DLR is used for the first time following a LOG ON command the display will be identical to the DLO output Subsequent uses of the DLR command will display only information that is new since the last DLR or DLO command If there is no new logged information the E
8. Power on reset a normal entry Binary combinations of the above reset types are also possible the reset type number is in hexadecimal For instance a reset type of 50 is normal since the User Reset 40 is accomplished via the intentional use of an illegal op code 10 A power failure reset is usually also indicated via a type 82 reset LOG08 II User Guide Version 2 08 Page 27 of 33 midon design 10 J4 Usage J4 is an RJ 12 connector which is equivalent to a phone connector except that it has 6 pins instead of just 4 or 2 J5 is connected to the One Wire bus and can be used for adding connectivity to One Wire busses configured for RJ 11 12 connection The pin out of the J4 connector is shown in Figure 3 Pin 1 Pin 6 Pin 1 9 to 30VDC Pin 2 5 Volt Pin 3 DQ Pin 4 Ground Pin 5 no connection Pin 6 no connection Figure 4 Connector J4 RJ 12 Pin out Pin 1 is derived from the power supply feeding LOGOS It is DC rectified so it will not matter if your power supply is AC only Please note that this pin out may be different than that of your 1 Wire sensors Up until recently there was no established standard pin out for the RJ 12 wiring and as a result different manufacturers have chosen to use the pins in various ways The common pins DQ and Ground have remained the same for all manufacturers however as of the time of writing this manual These pins are shown in color in the table below Some of the published pi
9. and fixed missing DS2423 sensor log issue Added Vsense logging for DS2438 sensors Added continuous logging capability poll this will not be logged however 2010 sensors LOG08 II User Guide Version 2 08 Page 24 of 33 midon design 8 Trouble Shooting Problems with LOGO8 II The most common problems associated with using LOGO8 II are listed in the following table If these instructions do not result in better results with your LOGO8 II please feel free to contact Midon Design at support midondesign com We would be more than happy to assist you Table 7 Common LOG08 II Problems and Resolutions Problem I cannot display LOGO8 II output on my PC cannot see what type on Hyperterm added a new sensor and now all I get is OW Bus Error messages was able to add a new sensor but all I get is readings from it removed a sensor from my wiring and now all I get is readings from it added a DS2405 or 2406 or 2407 sensor and cannot see the state change when I change the input to it tried to add a bunch of sensors via the INI command and only some of them showed up The LED is not flashing The DIS display shows a blank for Temp display Humidity sensor output is not displayed LOG08 II User Guide Version 2 08 Possible Causes Ensure that you are connected with the proper settings 9600 bps no parity and that you are using a straight through not a null modem serial cable
10. that provides the ability to record up to 3 years of readings from a variety of 1 Wire temperature sensors The records are stored on LOGO08 II until you require access to them At any time in the recording process you can download the records to your PC via a standard RS232 serial interface The records are conveniently output as comma separated entries and can easily be imported into Excel or other standard PC programs 3 1 1 Wire Sensors Supported Multiple DS2438 based sensors including of course the Midon Design MD3020E sensor Multiple DS18S20 DS18S20 PAR DS18B20 DS1822 DS1920 temperature sensors as well as temperature reading from any DS2438 Multiple DS2423 general purpose counters for use with Lightning sensors and other types of counter inputs Multiple DS2450 voltage sensors 3 2 LOGO068 l Features On board voltage sensor with an option for an on board humidity and or temperature sensor o The on board voltage sensor is used to monitor the input voltage and the battery voltage o Input voltage and battery voltage are automatically stored in the logging database Jumper less provisioning all configuration settings stored in non volatile memory Up to 60 sensors supported for on demand or timed polling Up to 24 DS18820 DS18B20 DS2438 or DS1822 temperature sensor results can be logged to non volatile memory Simple instruction set with a Help prompt for recalling command names LOG08 II User Guide Ve
11. the 1 Wire bus re connect them and LOGO8 II will establish communication to them without problem Note an ERA or ERF command is not required every time that an INI command is issued It should only be required for first time use Now program the configuration by using the SET command Just type SET and the program will prompt you for the required settings Polling interval F C display serial ID display power restore setting and finally the real time clock setting To verify that your setup is working properly you should next use the TMP command to perform an immediate sensor reading The output of the TMP command should look like the sample below the exact output will depend on what type of sensors and how many you have installed gt LOG08 II User Guide Version 2 08 Page 12 of 33 Input Vol Humidity Counter Temp 01 Temp 102 Temp 03 Temp 04 Temp 05 Temp 06 Temp 07 gt midon design 12 18 20 24 12 Reading Sensors Battery Voltage 2 tage 12 6 401 CB00000 01 BF000000 06000000377 95V V 03770C9261 52 04F3631D 00256 0D0261 75 22F 440000001EC342281 76 00F 600008001E316D101 77 67F F5000000375E9426 74 77F CB0000003770C926 74 77F 91000800135B9B101 75 35F 21000000032E4E221 75 45F If there are no apparent errors you are ready to use LOGOB II LOG08 II User Guide Version 2 08 Enjoy Page 13 of 33 midon desig
12. 08 II User Guide Version 2 08 Page 11 of 33 midon design 5 Using the LOGO8 II Connect up a straight through serial cable between LOGO8 II s J2 connector and your PC Open up HyperTerminal or equivalent terminal emulator program on your PC Configure it to 9600 BPS No parity 8 bits 1 start bit and NO hardware handshaking very important Power up the LOGO8 II and configure the unit for the devices that you have connected The LED wll initially flash red and then should change to a flashing green state This is normal The LED will change to flashing red whenever a 1 Wire sample is being taken We recommend that you use the ERF command for first time use to erase the EEPROM This will remove any previous information that may have been stored in the EEPROM Note an ERF command will take considerable time about 40 minutes to execute due to the size of the memory being addressed Next use the INI command to search for any 1 Wire devices connected to the 1 Wire bus If you get any error messages it is most likely a result of a bad connection to the devices Verify them Typically a OW bus error message indicates that a sensor has been installed in reverse or that there is a short on the bus Due to limited RAM space within LOGO8 II trying to INI more than 8 1 Wire sensors at a time may not always be possible Should that cause problems remove some sensors and re do the INI function Once all sensors have been identified on
13. 13 6 05 2 09 05 4 99 05 0 31 _ 01 2 38 01 1 22 01 4 75 01 3 65 03 78 13 04 82 30 07 57 96 08 78 11 12 18 09 46 12 PM 2 96 13 6 05 2 09 05 4 99 05 0 31 01 2 38 01 1 22 01 4 75 01 3 65 03 78 13 04 82 30 07 57 96 08 78 11 12 18 10 46 12 PM 2 96 13 6 05 2 09 05 4 99 05 0 31 01 2 38 01 1 22 01 4 75 01 3 65 _ 03 127 99 04 82 30 07 57 96 08 78 11 End of Log The output is straightforward The display starts with the serial number of the LOG08 II device and then a list of all sensors being recorded The sensor order may be different than the DIS display since the DLO display will display in the order that logging is done DS2438 s first DS2423 s next DS2450 s next all temperature sensors last Each line starts with the date and time of the sample recorded This is followed by a comma then the on board battery voltage and then the power input voltage Note The Power Input voltage is calculated to approximate the actual input voltage The presumed diode drop of the Full Wave Bridge U6 is added to the actual reading to provide the displayed voltage This may lead to inaccuracies of the voltage reading and as a result the input voltage may vary by as much as 1 volt from the actual input voltage The voltage readings are followed by a comma then the sensor number from the DIS display and then the actual sampled data for each sensor separated by commas The log record concludes with an End of Log indicator
14. 4 RJ 12 Eug sss 28 Figure 5 LOGO08 II SchnemaiG sese 32 1 2 List of Tables Table 1 Document Revision Historn eene 4 Table 2 Midon 1 Wire Controller Properties eeeeeeeeeeeeeeeeeaeeeeeeeeeeeees 8 Table 3 LOG08 I Command EN 14 Table 4 Sensor Type Descrnp ons ene 18 Table 5 Sensors Supported by the LOG commande 19 Table 6 LOGO8 II Software iSo eee 24 Table 7 Common LOGO08 II Problems and Resolutions 25 Table 8 LOGO8 II Error Messages eee eee 27 Table 9 Reset Type Messages eee eee 27 Table 10 RJ 12 Pin outs TE 28 Table 11 ND2135 Parts BE uii i np erre 31 Table 12 Additional Components for MOT 38 31 LOG08 II User Guide Version 2 08 Page 3 of 33 midon design 2 Revision History Table 1 Document Revision History Revision Date Lchanges to User Manual July 10 2005 Original Issue of document August 14 2005 Updated to add ERF command 2 03 September 19 2005 Added details of voltage logging and introduced new option DUN January 10 2006 Added capability of logging DS2450 s 2 06 August 5 2007 Added Vsense logging for DS2438 sensors Added continuous logging capability 2 06 February 11 2008 Updated the manual to provide clarity on usage of DS2438 sensors 2 06d May 13 2008 Corrected error in schematic LOG08 II User Guide Version 2 08 Page 4 of 33 midon design 3 Introduction LOG08 II is a stand alone 1 Wire interface
15. al logging time will be correspondingly higher If only one sensor is logged then the logs can be captured for up to 3 years One sensor position of the sensor log database is always used for logging the on board battery voltage and the power input voltage 3 3 1 New LOG08 I commands DLR Display recent log samples SER Display serial number of LOGO8 II SPR Enable or disable logging continuation following power up 3 3 2 LOG08 II Commands not available with TEMP08 DLO Display Log samples DLR Display recent log samples LOG Enable or disable logging SER Display serial number of LOGO8 II SPR Enable or disable logging continuation following power up 3 3 3 TEMP08 Commands not implemented in LOGO8 II RLT Set Relay Timer LOG08 II User Guide Version 2 08 Page 7 of 33 midon design RLY Actuate Relay RLB Actuate set of Relays ONA Set switch Sensor on OFA Set switch Sensor off WND Continuously Display wind direction WDR Wind Direction Reverse DEB Debug on off The Relay commands and related functions were deleted since they did not make sense to be included with a logging device Similarly the switch sensor actuate commands were removed for the same reason Wind direction wind speed and rain counter functionality has been removed from LOGO8 II to conserve program memory space The DEB command has also been removed for the same reasons Table 2 Midon 1 Wire Controller Properties TEMPO8 LOG08 LOGO8 II Up to 60 dev
16. and to adjust only this parameter Set Clock Enter the current time here as Year Day of week 01 Sunday 07 Saturday Month Date followed by Hour Minutes and lastly Seconds Use the SCK command to adjust the clock at any time except when logging is set to On 6 2 The DIS Display Output Sample DIS Output gt dis LOG08 II User Guide Version 2 08 Page 16 of 33 midon design Serial 0023 01 3000000002202920 DS2450 OK 03 440000001EC34228 DS18B2 OK 04 600008001E316D10 DS1820 OK 05 F5000000375E9426 DS2438 OK T 06 CB0000003770C926 DS2438 OK H 07 91000800135B9B10 DS1820 OK 08 21000000032E4E22 DS1822 OK 09 590000000007B014 DS2430 OK 10 BF00000004F3631D DS2423 OK C Update interval 01 minutes R Temp display F Serial display On Power Restore On Logging Off Samples 00024 12 18 08 23 30 PM gt 6 2 1 DIS output explanations The serial number displayed in the example above 0023 is set at the factory Time is displayed as Month Date Hours Minutes Seconds Sensor numbers do not necessarily match up with the output from the regular sensor output readings This is intentional The sensor numbers in the DIS output are the memory locator and are used by the DEL RST and TYP commands The sensor numbers in the TMP output and regular polled output are sequential numbers for each type of sensor An OK will be displayed following the sensor type to indi
17. cate that the Cyclic Redundancy Counter CRC checksum of the sensor s serial number is good If the serial number has a bad CRC an NG will be displayed The checksum is validated during the output of the sensor display Letters following the DS2423 and DS2438 indicate the TYPe of sensor equipped This is a manual input and will be set following first discovery of the sensor via the INI command The letters designate the sensor type per the following table Use the TYP command to change a device type for DS2438 s DS2423 sensors always default to type C Note that the sensor type input for DS2438 s becomes irrelevant during a logging or polling cycle All D52438 s will default to type V during a logging session LOG08 II User Guide Version 2 08 Page 17 of 33 midon design Table 4 Sensor Type Descriptions Designation Description OW Device C General Purpose Counter DS2423 H Humidity Sensor DS2438 T Temperature only from DS2438 DS2438 V Voltage Sensor DS2438 Following a display of the sensors installed the output of the DIS display then shows the LOGO08 II settings that you entered via the SET command The Logging mode is then shown Use the LOG command to enable or disable the logging mode The quantity of stored samples is then displayed Note this capability is not present in software versions after 2 06 Following that display the DIS output proceeds to show how many temperature sensors are installed by type The DS18B2 ty
18. duct you will also need to connect a 12 to 20 Volt AC or DC transformer to the terminal J1 see Figure 2 for location of J1 Any 12 to 20 Volt adapters capable of at least 100mA will do Steady state current consumption for LOGO8 II is approximately 12mA Note Do NOT connect power to J3 Doing so will damage LOGO8 II If you are using a sensor network of 1 Wire devices connect them now to connector J3 or J4 If you are using DS18S20 DS1822 or DS18B20 temperature sensors only 2 pins of each device need to be connected however a connection is required between the VDD and GND pins of the device if you are using parasitic power If 5VDC local power is being used to power the sensor connect the VDD terminal to it See Figure 2 for device connections Midon Design recommends that sensors are used in local powering mode to ensure the most reliable communication TE TO 92 Figure 2 DS18S20 DS18B20 DS1822 Pin out LOG08 II User Guide Version 2 08 Page 10 of 33 midon design www mi dondesiqn com cRaa32 L tg gt e DI d e 2 EE EE 2acasec 24 2560 E 90900060006 Se S roe S 24c2560 242560 2402560 99499999 e 000 85 68HC9 8KX8 2g LA AAA AAA m asc G 9 GE HEN LOG S L I MD2132 VER B e eoeun R3 e DSL 382 S a o c 6 ees m 00000006 nm ES DS1852 GND e zl e eee EE 5v DQ ele ba e Figure 3 LOGO08 II Parts Placement LOG
19. eption is the SCK command Commands requiring a sensor number input will require a CR if the sensor number is only a single digit LOG08 II User Guide Version 2 08 Page 15 of 33 midon design 3 Command parameters are shown in angled brackets lt gt Where only certain options are permitted they are indicated with a vertical pipe character 4 The SCK command will prompt the user for the time and date input 6 1 Using the SET Command The SET command has multiple parameters All parameters are also adjustable via discrete commands All parameters established via the SET or discrete commands are retained in non volatile memory Update Interval This parameter determines the time between sensor readings which is the same interval used to log samples Set to 00 to stop polling and logging Enter the time in decimal minutes or enter the letter R to enable Repetitive continuous polling Use the SPT command to adjust only this parameter F or C Display This parameter determines how temperature readings are displayed Enter F for Fahrenheit or C for Celsius Use the STD command to adjust only this parameter Serial Display Set this to On if you want LOGOB II to display the 1 wire ID of all sensors Use the SID command to adjust only this parameter Power Restore Set this to on if you want logging to continue following a power failure Set to off if logging should stop following a power failure Use the SPR comm
20. ering a command or a parameter You tried to add more than 60 1 wire devices via the INI command LOG08 II has sufficient memory for only 60 unique 1 Wire device ID s Additionally this error message will be issued when LOGOe Il s sample memory is full There is sufficient memory for about 2 500 samples of up to 24 sensors per sample LOG08 II could not communicate to the device that you were trying to access Check your 1 Wire bus wiring Common to any 1 wire bus read operation This error indicates that something is preventing the bus from changing state Typical causes include shorts on the bus or a reversed sensor Disconnect all sensors from J3 and J4 and try adding them one at a time to determine where the wiring error is You are trying to use a command that is not permitted when logging is enabled Disable logging first via the LOG OFF command Table 9 Reset Type Messages Reset Type 02 04 08 Cause of Reset Low voltage the power supply fell below spec Monitor Mode reset entry should never be seen Illegal Address something in the software caused access to an illegal address Contact Midon Design Illegal Op Code reset something in the code caused access to an invalid instruction If this was not the result of a ZZZ command contact Midon Design Watchdog timeout The software was busied out with something If this occurs too frequently contact Midon Design User reset you issued a ZZZ command
21. ge reading displayed for a DS2438 voltage sensor is always the external voltage from the DS2438 input This is followed by the VDD voltage and then the Vsense input voltage Changing a humidity type to a voltage type may be useful for trouble shooting problems with a sensor LOGO08 II will communicate with each sensor during a TMP poll and will display the results as shown above In the case of communication errors with any sensor LOG08 II will re try the communication up to 10 times In the event that the communication still fails then LOGO8 II will display instead of a valid sensor reading The TMP command is disabled when logging is set to On 6 8 Setting the Clock The SCK command is probably a bit too cryptic so here is the meaning of the abbreviations used gt sck YR 07 the Year DY 04 Day of the week Sunday 01 Monday 02 etc MO 11 Month DT 21 Date the day of the month HR 06 Hour in 12 hour format MI 36 Minutes SE 43 Seconds AM PM AM or PM enter a or p only gt tim 11 21 06 36 45 AM gt LOG08 II User Guide Version 2 08 Page 23 of 33 midon design 7 Software Change History Table 6 LOG08 II Software History Version Date Major Changes from Previous Loads August 1 2005 Final production version of software September 19 Added the DUN option 2005 January 10 2006 Added ability to log DS2450 sensors 2 05 April 26 2006 Added VDD logging for DS2438 s
22. ices supported DS18S20 DS1822 DS18B20 Temperature sensors supported DS2423 counters supported DS2450 Voltage sensors supported DS2438 Voltage sensors supported DS2405 switch input sensors supported DS2408 input output sensors supported 1 Wire Weather Station supported 1 Wire Rain gauge supported 1 Wire Humidity Sensor supported 1 Wire Relay sensor Midon Design version supported 1 Wire Barometric Pressure sensor Bray Jennings version supported RELAYOS supported Log to memory supported Log multiple sensors to memo Logging memory available Real Time Clock Battery back up for Clock On board option for temperature sensor On board option for humidity sensor On board battery and supply voltage monitoring Z lt lt z lt S A 0 Note DS2450 and DS2438 sensors noted above are logged or displayed only if the sensor type is set to V It is the user s responsibility to convert the raw sensor readings into the appropriate parameter required DS2423 sensors noted LOG08 II User Guide Version 2 08 Page 8 of 33 midon design above are logged or displayed only if the sensor type is set to C It is the user s responsibility to convert the raw sensor readings into the appropriate parameter required LOG08 II User Guide Version 2 08 Page 9 of 33 midon design 4 Installation Prior to use insert the CR2032 battery into connector B1 It is shipped separately to avoid accidental discharge To use this pro
23. midon design A 1 Wire Sensor Logging Device LOGO68 II Figure 1 LOG08 II MD2134 July 30 2011 LOGO08 II User Guide Version 2 08 LOG08 II User Guide Version 2 08 Page 1 of 33 midon design 1 Table of Contents 1 table of EEE M O 2 BE e EE 3 CN Be EE 3 2 FOU EN 4 E 5 3 1 1 Wire Sensors Supported sss 5 3 2 ee RE 5 3 3 Differences between LOGO08 Il and TEMPDOGIL OGO8 sse 6 MI eT 10 5 Using the LOGOS c tates 12 SNES CI Eu 14 6 1 Using the SET Command esse eee erac HE bn Ep t ven 16 6 2 The DIS Display OP used 16 6 3 Using the LOG EECHER 18 EECHER Ee 19 EE M renes 21 6 6 Using the EEP MEM and VIE Commande 21 p c HEINEN deeg 22 6 8 Setting ne ee ie case Seis cade daeevina se ciate cee aactia bade ai oai eee Gate alemecons 23 7 Software Change e EE 24 8 Trouble Shooting Problems with LOGO 25 sw Error M sSsS gE C eee 27 gS To le GE 28 11 About the 305 REE EE EE E SD 30 12 LOG0EU PA LE DE 31 13 LOG FET AE e T MMM M 32 PEC OMICS ON EE 33 E Neel 33 LOG08 II User Guide Version 2 08 Page 2 of 33 midon design 1 1 List of Figures Figure 1 ee IR EE E 1 Figure 2 DS18S20 DS18B20 DS1822 Pim oumt sse eee 10 Figure 3 LOGO08 II Parts Placement esee ccce etienne nnns 11 Figure 4 Connector J
24. n 6 LOG08 II Commands These commands are valid for all versions of LOGO8 II software Table 3 LOGO8 II Command List Command Description DEL DIS DLO DLR DUN EEP ERA ERF HLP INI LOG MEM RST Delete a sensor that was previously installed via the INI command Display serial numbers of all configured 1 Wire devices Display the log records Output will be time stamped and the entries separated by commas Displays log records that are new since the last DLR or DLO command The output is identical to the DLO command but records already displayed are suppressed An option to enable on or disable off the display of units with the log file and poll output Display and change specific EEPROM memory locations Erases just the serial numbers of sensors in the EEPROM See also the ERF command Erase the EEPROM Note due to the size of memory used this will take considerable time use with discretion Display a list of available commands Search for a list of available 1 Wire sensors Start or stop the logging process Display and change specific memory locations Reset any DS2423 counter LOG08 II User Guide Version 2 08 Syntax DEL lt sensorid gt See Note 1 DIS DLO DLR DUN lt onloff gt EEP lt start location gt lt cr gt ERA ERF HLP INI LOG lt onloff gt MEM lt start location gt lt cr gt RST lt sensorid gt Page 14 of 33 Command SCK
25. n outs available today are shown in the table below Please take caution in connecting up your 1 Wire sensor to LOGOS to avoid damaging the sensor Table 10 RJ 12 Pin outs in use Dallas Maxim wiring standard published 5VDC GND GND N C DC Supply he 2001 Midon Midon Design MD2004 TEMPOS MD2004 TEMP05 5VDC oe M Midon Design MD2104 TEMP08 5VDC Bac Midon Design MD2124 LOG08 5VDC ES Midon Design MD2135 LOGO8 II 5VDC E Midon Midon Design MD3009 Temp Sensor MD3009 Temp Midon Design MD3009 Temp Sensor ae Midon Design MD3020 Temp and DC 5VDC Humidity Sensor Supply LOG08 II User Guide Version 2 08 Page 28 of 33 midon design som TE EM Sensor Supply Simon Atkins Hub shown for reference 5VDC DC Supply GND DC Supply GND only LOG08 does not currently support this device AAG TAI8520 Temp Sensor 5VDC ew po GND N C N C AAG TAI8540A Humidity Sensor N C N C GND N C 5VDC N C GND AAG TAI8585 Counter Kit N C N C GND N C N C AAG DS9097U S09 X NC op DO GND av NC LOG08 II User Guide Version 2 08 Page 29 of 33 midon design 11 About the Battery The CR2032 Lithium battery included with your LOGO8 II should last a long time due to the low current consumption of the circuit that it powers The Battery Voltage readings delivered by LOGO8 II should show about 3 0 volts for this lifetime As the voltage drifts down to 2 0 volts consider changing the battery
26. nd of Log message only will be displayed 6 6 Using the EEP MEM and VIE Commands These two commands provide direct access to the memory of LOGO8 II and as such should be used with extreme caution After entering the command LOGO08 II will display the contents of memory Use the key to advance to the next memory location and use the key to go to the previous memory location Both commands will wrap around at the appropriate memory boundaries To change a memory location using the MEM command enter a hexadecimal value after the memory contents are displayed Valid inputs are from 00 to FF If the memory location is read only an Entry Error error message will be displayed when you try to change the contents To change a memory location using the EEP command enter a hexadecimal value after the memory contents are displayed Valid inputs are from 00 to FF In both commands a carriage return enter following display of the memory contents will terminate the command LOG08 II User Guide Version 2 08 Page 21 of 33 midon design For a quick view of the entire EEPROM log memory use the VIE command It will output the contents in hexadecimal rows of 8 bytes each To cancel the display at any time use the Control X key To pause the output use the Control S key To resume the display use the Control Q key The commands noted in this section are not recommended for use without specific input from
27. pe indicates a DS18B20 sensor The DS1820 type is valid for DS1820 DS18S20 and DS1920 sensors 6 3 Using the LOG command The LOG ON command will start recording of the samples from all connected temperature sensors counts from DS2423 s and also voltage readings from DS2438 s that may be connected The clock cannot be changed following the issuance of the LOG ON command The following commands are inhibited once logging is in process DEL EEP ERA ERF INI MEM RST SCK SET SID SPT STD TYP If LOGO8 II is reset via power failure or other means the logging will be disabled if the Power Restore option is set to off If the Power Restore option is set to on then logging will resume after a power failure or other reset The SPR command will change the Power Restore option Use the LOG OFF command when finished logging When the samples taken exceed available memory the logging is automatically disabled and a Memory is full message will be displayed LOG08 II User Guide Version 2 08 Page 18 of 33 midon design The DLO command may be used at any time during the logging process to observe the entire contents of the log file The DLR command may be used at any time to display logs received since the last DLR or DLO command Logging will be done on the following 1 Wire sensors Table 5 Sensors Supported by the LOG command Sensor WhatisLogged DS1820 DS18S20 DS18B20 DS1822 DS2423 Counter B first
28. r comments are appreciated If you would like to submit feature requests or product recommendations please e mail us for a quote 14 1 Legal Disclaimer YOUR USE OF THIS PRODUCT IS AT YOUR OWN RISK YOU ASSUME FULL RESPONSIBILITY AND RISK OF LOSS RESULTING FROM THE USE OF THIS PRODUCT MIDON DESIGN WILL NOT BE LIABLE FOR ANY DIRECT SPECIAL INDIRECT INCIDENTAL CONSEQUENTIAL OR PUNITIVE DAMAGES OR ANY OTHER DAMAGES WHATSOEVER WHETHER IN AN ACTION BASED UPON A STATUTE CONTRACT TORT INCLUDING WITHOUT LIMITATION NEGLIGENCE OR OTHERWISE RELATING TO THE USE OF THIS PRODUCT 1 Wire is a trademark of Dallas Semiconductor Maxim Thank you support midondesign com Copyright 2004 2011 Midon Design All rights reserved No part of this document may be reproduced recorded transmitted or distributed in any form or by any means without the written consent of Midon Design End of Document LOGO8 Il User Guide v2 08 doc Page 33 of 33
29. rsion 2 08 Page 5 of 33 midon design e Easy to delete sensors if they are no longer required using the DEL command e 1 Wire bus errors are flagged when they occur e Support for software serial flow control Control S Control Q to permit inspection of long lists without scrolling beyond your terminal s page length Control X can be used with the DLO and DLR commands to abort the display at any time s Manual Poll of sensor readings While LOGO8 II is normally used for continuous from 1 to 99 minute intervals logging of sensor readings it may also be used manually to take sensor readings on command from the serial interface 3 3 Differences between LOGO08 Il and TEMP08 LOGO8 LOG08 II is designed with many of the same principles as TEMP08 and LOGO8 and uses similar hardware Some new commands have been added to handle the logging functionality and some commands removed LOG08 II also allows for logging of multiple sensors unlike LOGO8 which only logs 1 sensor at a time UPGRADE NOTICE Existing LOGO08 devices cannot be upgraded via firmware change to LOGO8 II 1 Wire Wind Speed and Wind Direction sensors are not supported although raw data from the DS2423 and the DS2450 devices used in such sensors is still available 1 Wire rain bucket sensors are not supported although raw data from the DS2423 devices used in such sensors is still available Humidity sensors based on DS2438 devices are supported however the output is
30. the manufacturer 6 7 TMP Output Display The TMP output and polled output displays are identical The TMP command simply triggers a poll that would normally occur at the next polling interval An example is shown below 6 7 1 TMP Output Display with DUN ON 2 12 18 08 24 12 PM Reading Sensors Battery Voltage 2 95V Input Voltage 12 6V Humidity 01 CB0000003770C926 52 Voltage 01 F5000000375E9426 1 24V 4 96V 0 31mV Counter 01 BF00000004F3631D 00256 Temp 01 440000001EC34228 76 00F Temp 02 600008001E316D10 277 67F Temp 03 91000800135B9B10 275 35F Temp 04 21000000032E4E22 75 45F gt 6 7 2 TMP Output Display with DUN OFF gt 12 18 08 24 12 PM Reading Sensors Battery Voltage 2 95 Input Voltage 12 6 Humidity 01 CB0000003770C926 52 Voltage f01 F5000000375E9426 1 24 4 96 0 31 Counter 01 BF00000004F3631D 00256 Temp 01 440000001EC34228 76 00 Temp 02 600008001E316D10 77 67 Temp 4 03 91000800135B9B10 275 35 Temp 04 21000000032E4E22 75 45 The output starts with a time reading Next the battery and input voltages are displayed These displays are followed by any humidity voltage counter or LOG08 II User Guide Version 2 08 Page 22 of 33 midon design temperature readings depending on what 1 Wire sensors are connected to LOGO8 II The first volta
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