All UDS services

Input Output Control By Identifier

0x2F

The Input Output Control By Identifier service allows the client to control input/output signals of the server by specifying a Data Identifier and a control action.

✕Negative response codes
0x130x220x310x33

Request

SID 0x2F · 4 bytes
Len (bits)
Parameter description
Value (hex)
8
Input Output Control By Identifier SID
0x2F
16
dataIdentifierTwo-byte identifier of the I/O function to control.
0x0000-0xFFFF
8
Hands back control of the I/O function to the ECU.
0x00

n = Number of control state bytes

m = Number of control enable mask bytes

Positive response

SID 0x6F
Len (bits)
Parameter description
Value (hex)
8
Input Output Control By Identifier SID
0x6F
16
Echo of dataIdentifier
0x0000-0xFFFF
8
Hands back control of the I/O function to the ECU.
0x00
n*
8
controlStateCurrent state of the controlled I/O function.
0x00-0xFF

n = Number of control state bytes

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