User's Manual

12.2 Register table
Address
Register Name
Privilege
Description
0x0000
Product ID
Read
In-Car Trigger Product ID.
The value of its context should always
be
0xA1
0x0001
~0x0002
Bootloader
firmware version
Bootloader firmware version
(MSB at 0x0001)
0x0003
~0x0004
Application
firmware version
Application firmware version
(MSB at 0x0003)
0x0005
Reserve
0x0006
DIO Status 0
Read
Bit7
b0: Light bar LED is off.
b1: Light bar LED is on.
Bit6
b0: AUX LED is off.
b1: AUX LED is on.
Bit5
b0: BWC1 Bluetooth Status
LED is off.
b1: BWC1 Bluetooth Status
LED is on.
Bit4
b0: BWC2 Bluetooth Status
LED is off.
b1: BWC2 Bluetooth Status
LED is on.
Bit3
Reserve
Bit2
b0: Light bar input is pull low
b1: Light bar input is pull high
Bit1
b0: AUX input is pull low
b1: AUX input is pull high
Bit0
Reserve
0x0007
DIO Status 1
Bit7
b0: DOUT output is off
b1: DOUT output is on
Bit6
b0: Upload Data status LED is
off.
b1: Upload Data status LED is
on
Bit5
b0: Upload Data status 2
nd
LED is off.
b1: Upload Data status 2
nd
LED is on
Bit4
b0: Ignition input is pull low.
b1: Ignition input is pull high.