Страница 1 мировой engineering стандарты общая спецификация



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WORLDWIDE ENGINEERING STANDARDS General Motors Local Ar

9.3.2.4.3.1 Pseudo Code. 
(Refer to the data dictionary of the application implementation of this service for
variable definitions.)
BEGINFUNCTION Boot_20_Msg_Recvd()
CALL Boot_Exit_Diagnostic_Services() /* procedure defined below to gracefully exit all active diagnostic
services */
ENDFUNCTION
Each time a valid $20 message is received, or if a TesterPresent timeout occurs, the following function is
called:
BEGINFUNCTION Boot_Exit_Diagnostic_Services()
Service_28_MsgReceived ←
NO
TesterPresent_Timer_State ←
INACTIVE
TesterPresent_Timer ←
0
IF (permanent diagnostic CAN Identifiers are not programmed) THEN /* For SPS_TYPE_C ECUs */
diagnostic_responses_enabled ←
NO
ENDIF
IF (programming_mode_active = YES) THEN
TransferData_Allowed ←
NO
programming_mode_active ←
NO
/***************************************************************************
* Reset CAN Protocol Device if high speed mode was active before doing
--``,,``````,``,,``,,,`,`,`,,-`-`,,`,,`,`,,`---
Page 257
GM WORLDWIDE ENGINEERING STANDARDS
GMW3110
* S/W Reset
**************************************************************************/
IF (high_speed_mode_active = YES)
high_speed_mode_active ←
NO
CALL hnd_Init_CAN_Device() /* handler call to reinit the baud rate in order to prevent bus errors which


25.06.2020
WORLDWIDE ENGINEERING STANDARDS General Motors Local Area Network Enhanced Diagnostic Test Mode Specification
https://translate.googleusercontent.com/translate_f
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© Copyright 2010 General Motors All Rights Reserved
February 2010
Page 257 of 336
could be caused if reset times differ greatly*/
ENDIF
CALL Invoke_Sw_Reset() /* causes a software reset to occur */
ENDIF
ENDFUNCTION

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