GM WORLDWIDE ENGINEERING STANDARDS
GMW3110
© Copyright 2010 General Motors All Rights Reserved
February 2010
Page 130 of 336
8.8.5.2 SecurityAccess (sendKey) Positive Response.
In the following example (Table 107), it is assumed:
The node is programmable (supports mode $27).
The tester has already requested a seed and calculated the corresponding key.
$ccdd is a valid key value for the target node.
The node has a USDT physical request CANId of $241.
The node has a USDT physical response CANId of $641.
Table 107: SecurityAccess(sendKey) Positive Response
T = Frame Sent By Tester, N = Frame Sent By Node; shaded region indicates PCI
Frame Type
CAN Id
#1
#2
#3
#4
#5
#6
#7
#8
T(USDT-SF)
$241
$04
$27
$02
$cc
$dd
---
---
---
N(USDT-SF)
$641
$02
$67
$02
---
---
---
---
---
8.8.6 Node Interface Function.
8.8.6.1 Node Interface Data Dictionary (Table 108).
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