so finally got an opcom(chinese copy) that works

Opel OPCOM V1.99 Veepeak Obd2 Scanner Kit With PIC18F458 FTDI Software And USB Update For Auto OBD Machines From Blake Online, $11.39

Opcom OP-Com Firmware V1.99 with PIC18F458 Chip and FTDI Chip

OPCOM NEW V1.99 does not communicate with ESC (ECU does not reply, please wait 2 se - Printable Version

Opcom China Clone v1.70. v1.95 v1.99 Another FAKE. Last Update Firmware 1.65

Evgeni Malkin and Sidney Crosby score as the Pittsburgh Penguins beat the St. Louis Blues 4-2

Real Drum: electronic drums - Apps on Google Play

VMS 5.5-2H4,MicroVAX 3100,system problem - Hewlett Packard Enterprise Community