Interpreters Document


 Op-Code: SR 33 to Request Routine Results by Local Identifier



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dps Interpreters

33 Op-Code: SR 33 to Request Routine Results by Local Identifier 
 
Supported By:
KWP2000 Interpreter 2
 
 
Description: 
The 33 Op-Code will build a standard service request $33 to send to an ECU. A Service Request $33 will 
request the results (e.g. exit status information) generated by a routine which is identified by a local identifier.
A positive response code $73 indicates the routine has successfully completed execution. 
Action Fields: 
AC0: Local Identifier for routine number of which results are requested
AC1: $00 - Not used 
AC2: $00 - Not used 
AC3: Exceptions: $00 - Not Used
Pseudo Code: 
XX 33 AC0 AC1 AC2 AC3 G0-G1 G2-G3 G4-G5 G6-G7 G8-G9 
Use KWP2000 Normal Response processing
Build Request Routine Results by Local ID Request as indicated in the table below 
Request 
Byte 
Value 
Byte Description 

80 
Format byte for physical addressing 

## 
Global target byte 

## 
Global source byte 


Length of request from byte 5 up to checksum (not 
included) 

33 
Request routine results by local ID request service ID

AC0 
Routine local ID for routine from which results are 
requested 

CS 
1 byte message checksum 
Calculate checksum and copy into service request (byte 7) 
Send Request Routine Results by Local ID Request and receive response (up to 10 Bytes) 
Goto KWP2000 Response Processing
If Request Routine Results by Local ID positive response is received 
Look for Request Routine Results by Local ID positive response service ID ($73) in goto fields 
Else
Look for Request Routine Results by Local ID negative response, response code in goto fields 
Endif
If found
Goto appropriate step
Else 
Goto step indicated by FF goto field 
Endif 

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