BR16F84-1.07 - OBD II Interface Chip
This device is a CMOS microcontroller which is designed to interface a personal computer or laptop with a vehicle's On Board Diagnostic (OBD II) interface.
It is intended to function with all three of the protocols used by vehicle manufacturers to implement the OBD II system as defined by SAE and
BR16F84-1.07 OBD II Interface Chip Data Sheet For PWM, VPW, and ISO 9141-2 Vehicles VPW (general motors), PWM (Ford products), and ISO 9141-2 (Asian/European) Final Release Date: Jul 8 2001 Firmware Version: 1.07 Chip ID# 107F If you are using a completed unit, you don't need to read this data sheet.
This data sheet is intended for those who are building their own hardware using the BR16F84-1.07 Chip, or writing custom software to employ this device in a particular application.
GENERAL DESCR
BR16F84-1.07 Features
* Operating Voltage Operating Current Clock: 20 MHz 5.0 V 5 Ma. Typ Inputs: (0-5V levels) Serial Input (19200 Baud) PWM receive VPW receive ISO 9141-2 Outputs (0-5V levels) Serial output (19200 Baud) PWM transmit bus+ (inverted) PWM transmit bus- (inverted) VPW transmit ISO 9141-2 L line transmit (