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B&B Electronics LDVDSV2-S-P9D - Manual User Manual

Page 21

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OBDII Streamer Command & Response

V2.11

Page 21/49

0x15 – SERIAL_BAUD

Description:
This command will read or write RS-232 Baud Rate settings.

The configuration data is stored in non-volatile memory and will be loaded on system
power-on.

Command to Send:
0x01 0x01 0x15 0x03 RD/WR BAUD 0x01 CS

Response:
0x01 0x01 0x95 0x03 RD/WR BAUD 0x01 CS

Field Description:
RD/WR

This indicates if the message will be a read or a write.

0x00 = read

0x01 = write


Note: If the request message is a configuration read then
the BAUD and STATUSMSG fields should not be included
in the request message, and the data length will be 1 byte.


BAUD

BAUD setting

0x00 = 9600kbps

0x01 = 19200kbps

0x02 = 38400kbps

0x03 = 56000kbps

0x04 = 115200kbps (Default)


CS

Summation checksum


Example:

Baud = 19200kbps

TX: 0x01 0x01 0x15 0x03 0x01 0x01 0x01 0x1D

RX: 0x01 0x01 0x95 0x03 0x01 0x01 0x01 0x9D