National Instruments 372139B-01 Automobile User Manual


 
Chapter 6 Automotive Diagnostic Command Set API for C
© National Instruments Corporation 6-83 Automotive Diagnostic Command Set User Manual
ndUDSECUReset
Purpose
Executes the UDS ECUReset service. Resets the ECU.
Format
long ndUDSECUReset(
TD1 *diagRef,
unsigned char mode,
LVBoolean *success);
Input
diagRef
Specifies the diagnostic session handle, obtained from ndOpenDiagnostic and passed
to subsequent diagnostic functions. Normally, it is not necessary to manually manipulate
the elements of this struct.
mode
Indicates the reset mode:
Hex Description
01 hardReset
02 keyOffOnReset
03 softReset
04 enableRapidPowerShutDown
05 disableRapidPowerShutDown
Output
success
Indicates successful receipt of a positive response message for this diagnostic service.
Return Value
The return value indicates the function call status as a signed 32-bit integer. Zero means the
function executed successfully. A negative value specifies an error, which means the function
did not perform the expected behavior. A positive value specifies a warning, which means the
function performed as expected, but a condition arose that may require attention.
Use the
ndStatusToString function to obtain a descriptive string for the return value.