Страница 1 мировой engineering стандарты общая спецификация

ReservedByDocument
This range shall be reserved for future standardized use as defined within this
specification.
M
RBD
0B
thru
FA
Reserved for vehicle manufacturer specific needs.
This range of values is reserved for future needs of the vehicle manufacturer. Any
use of this range for specific ECUs shall be agreed upon by the Design Release
Engineer (DRE), representative(s) from GM Service, and representative(s) from
manufacturing. Levels used in this range and their purpose shall be documented
in a CTS.
U
RFVM
FB
thru
FE
Reserved for ECU or system supplier manufacturing needs
This range of values is reserved for ECU supplier needs. They can be used to
support factory testing by the ECU supplier. Use of this feature shall be agreed
upon by the supplier and the GM DRE. If this range is used by the supplier, the
amount of ECU resources (ROM, RAM, Flash, etc) consumed to support factory
testing shall be provided to the GM DRE.
U
RFSS
FF
ReservedByDocument
This value shall not be allowed.
M
RBD
Where:
M
3 
= This requestSeed and sendKey pair is required for all SPS programmable ECUs which provide emission,
safety, or theft related functionality, or are otherwise required by law.
C 
= Conditional. This need for the use of this level for a given ECU is to be agreed upon by the DRE and
Manufacturing Serial Data Design Engineer.
Page 128
GM WORLDWIDE ENGINEERING STANDARDS
GMW3110
8.8.2.2 Request Message Data Parameter Definition (Table 102).
Table 102: Request Message Data Parameter Definition
Definition
SecurityKey (high and low bytes)
The Key parameter in the request message is the value generated by the security algorithm corresponding to a
specific seed value.