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readme.txt
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readme.txt
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*********************************************************************
ScanTool.net OBD-II Software v1.20 for ElmScan and OBDLink devices
Copyright (C) 2010 ScanTool.net LLC, All Rights Reserved
*********************************************************************
======================================
============= Disclaimer =============
======================================
This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
Foundation; either version 2 of the License, or (at your option) any later
version. This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
more details.
======================================
============ Introduction ============
======================================
ScanTool.net OBD-II Software for ElmScan is free software that allows you to
use your computer and an inexpensive hardware interface to read information
from your car's computer. Current version allows you to read trouble codes and
see their descriptions, clear the codes and turn off the "Check Engine" light,
and display real-time sensor data such as RPM, Engine Load, Vehicle Speed,
Coolant Temperature, and Timing Advance.
For more information about the ElmScan OBD-II interface, please visit
our website, located at http://www.ScanTool.net.
======================================
===== Minimum System Requirements ====
======================================
Windows:
- 486DX 25Mhz Processor or better
- 4Mb RAM
- Windows 95 or higher
- DirectX 7 or newer
- 640x480 display
- Serial port
DOS:
- 386SX 10Mhz Processor or better
- 1Mb RAM
- DOS v3.0
- 640x480 display
- Serial port
======================================
========== Troubleshooting ===========
======================================
If you are having problems running the software, please visit our
Support Page located at http://www.scantool.net/support
======================================
========== Version History ===========
======================================
v1.21 - Made 115.2k baud rate the default
v1.20 - Added dynamic COM port selector (now works with COM port numbers > COM8)
Fixed program freeze when opening Bluetooth COM ports
Fixed potential data errors due to ELM327 UART silicone errata
Implemented firmware version printing for new FW releases of OBDLink and OBDLink CI
A few small bugfixes
v1.15 - Added support for ElmScan 5 Compact
Added support for OBDLink and OBDLink CI devices
Defaults can now be set by simply deleting the CFG file
Fixed sensor pages with all sensors disabled causing other pages to delay first refresh by up to 10 seconds
Fixed 100% CPU usage
v1.14 - Added 115.2k & 230.4k baud rates to options (May 23, 2008)
Added genuine scan tool validation
v1.13 - Fixed some formatting, precision, and conversion errors in sensor formulas
Fixed inconsistent refresh rate display in Sensor Data
Refined handling of number of DTCs reported being different from number of DTCs read
Small bug fixes
v1.12 - Refined error descriptions for ELM327
CAN DTC responses are now handled properly
SAE-defined DTCs with no description are now not identified as manufacturer-defined
Expanded Clear Codes warning to describe all things that will be cleared
Misc. bug fixes
v1.11 - Fixed a bug in Display Codes dialog, where the program would crash under some conditions
Refined "COM Port Could not be Open" error handling
v1.10 - Added baud rate switching
Made compatible with ELM327
Added protocol detection to reset interface dialog
Added pending DTCs
DTCs are now read even if ECU reports 0 codes
Added OBD Information dialog
Cleaned up Main Menu
Updated About dialog
Misc. bug/cosmetic fixes
v1.09 - Fixed erroneous interpretation of 7F responses (KWP2000)
Fixed number of codes reporting in Trouble Codes
Fixed possible incorrect DTC interpretation when more than one response is received
v1.08 - Fixed problem with ECUs that pad the response with 0's
v1.07 - Added the rest of the sensors defined in SAE J1979 (APR2002)
Added the rest of "designed to comply with" to Sensor Data
Cleaned up portions of the code
Added COM ports 5-8 to Options
Updated codes.dat with latest generic P and U codes, and removed B and C codes
System information dialog supports a wider range of processors and platforms
v1.06 - Fixed some problems with RS232
Corrected air flow rate formula (US system)
Added 16 new sensors
Modified the layout of "Sensor Data"
Misc. bug fixes
v1.04 - Updated serial library
Some bug fixes and enhancements
Support for multiple platforms and compilers
v1.03 - Fixed incorrect display of some sensors when ELM323 is used
v1.02 - Minor bug fixes
v1.01 - Minor bug fixes
v1.00 - Initial release