TEMP05 User Manual
Contents
1. Code compaction only 1 4 18 7 22 200 Added REV and RLT commands 1 4 17 7 9 2001 Added support for V3 OWWS by AAG Added NOR command to set true north on OWWS Added RLB command to control all Relays at once 4 16 7 7 2001 Beta version of DS2450 based weather station support 4 15 6 16 200 Added QTY command 1 4 14 5 27 200 Added capability of connecting multiple humidity 1 sensors 4 13 5 12 200 Added CRC command 1 4 12 3 20 200 Added humidity sensor capability and increased 1 temperature display precision Your comments are appreciated If you would like to submit feature requests or product recommendations please e mail us Please also check the Frequently Asked Questions link on the TEMP05 web page 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 Thank you mitch midondesign com TEMP05 User Guide Version Hb Page 8 of 9 midon design Copyright 2001 2002 Midon Design All rights reserved No part of this document may be reproduced recorded transmitted or distrib2. 0M Y1 26 15 L sow 37 PC2 25 2 2 16 TCAP PC3 53 3 3 16 pin DIP 3A 29 abo pees E CONS l 2 22pFd z PDS PCS B 6 ZU d ov ok R3A o gt PD7 PC7 y 7 1 TS 10K H IRQ 30 8 2 8 7 RSE ERNITS y CON Be ane be 10K e d D A J EE VDD a 0 D DO i 93C56 LL Tod tae Ban 2 E T 68HC705C8 7 Sm Power amp Ground Table s U1 Vcc 40 Gnd 20 xl o pi U4 VCC 7 GND 6 9 U3 E LM78L05 5V U2 VCC 8 GND 5 2 4 1 IN 4 4 4 4 s e C5 z C4 ce BRIDGE 1000uFd o 100uFd 0 1uFd a 4 Title TEMPOS One Wire Thermometer Sy stem ize Document Number A SD000101 Date Sunday December 09 2001 Sheet 2 of 2 Figure 3 TEMP05 Schematic Diagram REV G TEMP05 User Guide Version Hb Page 6 of 9 midon design Jumper Definitions Jumper Meaning if installed Meaning if not installed J4 H1 No V1 OWWS connected A V1 OWWS is connected J4 H2 No Rain Gauge connected A Dallas Rain Gauge is connected J4 H3 A V3 OWWS is connected No V3 OWWS is connected J4 H4 Not defined Not defined J5 Boost drive current No Boost current is provided to the sensors available Note units shipped with V4 21 or higher software will not include a jumper for J5 The connection will be permanent PCB s with rev G or higher will not have a Jumper J5 Note H1 and H3 are mutually inclusive Here are the valid combinations H1 H3 Valid instal
3. all HUM Request and display humidity sensor HUM V4 14 or higher readings INI Search for a list of available INI all DS18S20 s and rain gauge MEM Display and change specific memory MEM start location all locations NOR Set North for a One Wire Weather NOR V4 17 or higher Station ONE Begin receipt of a Dallas ONE all Semiconductor V1 One Wire Weather Station INI TXT file QTY Display a count of DS18S20 Sensors QTY V4 15 or higher REV Will reverse the wind direction to REV V4 18 or higher compensate for a reversed board in a One Wire Weather Station North will stay N and South will stay S but East will become W West will become E etc RLB Actuate all relays at once RLB x where x an 8 bit binary number representing all relays The MSB is relays 8 and a 1 turns on a relay V4 17 or higher RLT Set the relay off timer This timer will turn off all relays y minutes after the last RLYxOn command RLT You will be prompted for the relay timer value in decimal minutes V4 18 or higher RLY Actuate a specific relay RLY relay number lt onloff gt where lt relay number gt 1 to 8 or A for All RLY S displays status of all relays all RST Reset the Rain Gauge counter RST all SET Configure the interval and F C display SET all TEMP05 User Guide Version Hb Page 5 of 9 midon design SID Enables or disables serial number display for the t
4. distributing 5V to the one wire bus H TO 92 Figure 1 DS18S20 Pin out If you are using a Dallas Semiconductor One Wire Weather Station Version 1 then remove the jumper H1 located on connector J4 Refer to Figure 2 for the location of this jumper If you are using a Dallas Semiconductor One Wire Weather Station Version 3 then add jumper to position H3 and make sure that a jumper is also installed in position H1 If you are using a Dallas Semiconductor Rain Gauge then remove the jumper H2 located on connector J4 Refer to Figure 2 for the location of this jumper If you require stronger signal strength for sensors located far away from the TEMP05 then install a jumper to connector J5 Note this is only applicable to software 4 20 or less and PCB s Rev F or lower Pre assembled versions of this project include H1 H2 and J5 jumpers pre inserted J5 is not available on PCB rev G or higher TEMP05 User Guide Version Hb Page 2 of 9 midon design WWW midondesign com 1agauFd LM78L85 P e e a e E e Nl MARDE e e e a e T 1 QuFd e G guFd e ienre m e e e e X e e e e amp e e e es e e e e om es e le e e 6 e e e e in e e e In J6 e e e N e 5A e e e 5 e0E P1 j3e e v e Lu uFd e ome e x iL E Je E e e m 4 e e e o eoe e e E e e e e e e GND Q5 Figure 2 Parts Placement Using the TEMP05 Power up the TEMP05 and configure the unit for the d
5. emperature sensors SID lt onl off gt all TMP Display temperatures of all connected DS18S20 s in either verbose includes serial numbers or non verbose similar to GET manner TMP all VER Displays the current version of the VER all software loaded VIE and ASCII Display 16 bytes of memory in HEX VIE lt start location gt all The MEM and EEP commands can be used for debugging but don t recommend this unless you know what the memory locations are used for If you want to explore the software please e mail us for a copy of the listing file You will need to quote the version number of the software when you request the listing file U4 To User Terminal J3 BJ tour min 5 T2OUT T2IN RIIN RIOUT 3g o H Ran R20UT e a H c2 c1 o C2 c1 Pag C2 V H7 C2 v H v 4 1 2 3 1 4 TO PAO PBO 155 5 g PA1 PBI 6 3 PA2 PB2 ag R5 D9 7 7 PAS PB3 His 0 1 5K y 8 P PB4 47 1N4148 9 PAS PB5 ig 10 PAG PB6 M C3 22pFd 4 baz pp7 2 Bac 4 D One Wire Bus 2 j L 13 a R2 3 osc1 PCO 2 Jd f J2 A i 14 z OSC2 PC 1 1 1N4148 1
6. evices that you have connected Connect up a straight through serial cable between TEMPOS5 s P1 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 Issue an INI command to configure any connected sensors on the One Wire bus If you get any error messages it is most likely a result of a bad connection to the DS1820 s Verify the connections TEMP05 User Guide Version Hb Page 3 of 9 midon design Now program the configuration by using the SET command Just type SET and the program will prompt you for the 2 required settings logging interval and Fahrenheit Celsius F C display Pre assembled units are pre configured for 1 minute logging interval and Fahrenheit display If you also have a Version 1 One Wire Weather Station OWWS connect it up to the one wire port J2 The setup process for a V1 OWWS is slightly more complex recommend that you first configure the OWWS using the Dallas Semiconductor software and instructions provided If you have the OWWS up and running shut down the software that is controlling it locate the file INI TXT that was generated by that software and transfer the INI TXT file to the TEMPOS You can use Hyperterm or any equivalent communication package to transfer the file First issue the ONE command to the TEMPOS5 followed by an ASCII download of the INI TXT
7. file Alternatively you can simply type in the serial numbers that are in the INI TXT file Use the EEP command to enter them Start at address 0 use EEP 00 If you are using the optional rain gauge and a version 1 OWWS then the INI TXT file will be truncated before reaching the rain gauge s serial numbers No problem Simply issue the INI command with the rain gauge connected after installing the weather station The TEMPOS5 will locate the rain gauge and set itself up to use it If you have a version 3 One Wire Weather Station installation is significantly simpler Attach the OWWS to J2 Issue an INI command Next issue a NOR command to set the proper direction for North Done If you are also using a Rain Gauge then attach it now and issue another INI command If you are using a wind direction sensor any version then ensure that the wind direction polarity is set to your requirements Use the REV command if necessary TEMP05 User Guide Version Hb Page 4 of 9 midon design TEMP05 Commands Table 1 Commands Available Command Description Syntax Available in CRC Check all device checksums CRC V4 14 or higher DIS Display serial numbers of all DIS all configured One Wire devices EEP Display and change specific EEP lt start location gt all EEPROM memory locations ERA Erase the EEPROM ERA all GET Obtain and display wind and rain GET all HLP Display a list of available commands HLP
8. led installed Yes a V3 OWWS is connected installed not installed Yes no OWWS is connected not installed installed NO not installed not installed Yes a V OWWS is connected What the heck is J6 On rev G or higher PCB s there is a spot for inserting a RJ 11 RJ 12 or iButton holder This location is connected to the One Wire bus and can be used for adding connectivity to One Wire busses configured for RJ 11 12 connection This can also be used but not at the same time as a place to insert an iButton A Dallas Maxim iButton holder DS9094F is required to use J6 for iButton connection Software Change History Version Date Major Changes from Previous Loads 4 25 2 11 02 Added 93C66 EEPROM capabilities with an auto check on power up for EEPROM type 4 24 2 10 02 Minor tweaks to code size 4 23 12 15 01 Added parasitic check and display for DIS and QTY commands 4 22 10 26 01 Fixed HUM command to ensure continuation of humidity readings even after an error on one reading 4 21 9 1 2001 Added support for DS18B20 and DS1822 temperature sensors Added check on OW bus for shorts or reversed sensors QTY command now counts DS18S20 DS18B20 and DS1822 sensors TEMP05 User Guide Version Hb Page 7 of 9 midon design separately Changed sensor numbering to start at 1 instead of zero 4 20 8 30 200 Fixed bug in 4 19 will only read 1 humidity sensor 1 4 19 8 10 200
9. midon design A Temperature Logging Serial Interface TEMPO05 B UE ce 43 zs z o oe A a Na ms PUIG OA MM 1 Using the TEMPUS ucc epi Pep RIED HD b d D RR E EUN 3 TEMPOS Oils esa coeno eae E DR MAR uH RM ee M EI RM eee ena 5 J mper DefinitlONS RR RR ERN E T T m 7 su iyd cf p 7 Software Change History cu ente eH o pRE nme ei te ieee edt tese Eins 7 Legal Disclaimer Introduction Thank you for your purchase of the TEMPOS kit The following instructions assume that you have properly assembled the units according to instructions and that preliminary tests have been run To complete this project you will need to connect a 12 to 16 Volt AC or DC transformer to the terminal J1 see Figure 2 for location of J1 If you are using the auxiliary RELAYOS unit with TEMPO5 choose a transformer that is as close to 12 Volts as possible and that provides at least 0 7 Amperes Otherwise any 12 to 16 Volt adapter capable of at least 100mA will do TEMP05 User Guide Version Hb Page 1 of 9 midon design If you are using a sensor network of DS1820 s for temperature readings connect them now to connector J2 Only 2 pins of each DS18S20 need be connected however a connection is required between the VDD and GND pins of the DS1820 if you are using parasitic power See Figure s 1 and 2 for connections On Rev G or higher PCB s a third terminal on J2 is provided for
10. uted in any form or by any means without the written consent of Midon Design End of Document TEMP05 User Guide Version Hb Page 9 of 9
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