Communication between HOBD and ELM327 (with serial port monitor): After sending an ATD or ATE1 command, HOBD start OK: Port opened by process "hobd.exe" (PID: 2888) Request: 2016.02.16. 20:06:37.59264 (+62.8750 seconds) 41 54 5A 0D ATZ. Answer: 2016.02.16. 20:06:37.71764 (+0.1250 seconds) 41 54 5A ...

Thank you for your answer! http://i.ebayimg.com/images/i/391269295673-0-0/s-l140.jpg I think this is an ELM327 software problem. If I send an ATD or ATE1 command with hyper terminal (PC), the HOBD (WINCE5) first start fine, but the second start is false, because the ATZ command does not set the "E ...

Hi everybody. I have a Chinese ODBII device with ELM327. The version of the software's 2.1, but this is only 1.0. Problem: HOBD 1.1.1 WinCE sends continously ATZ command, but cannot join with ODB. Cause: The power on/off and ATZ command does not set the "E" (echo) control the default condition ...