Intel 8XC196NT Computer Hardware User Manual


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7-39
CAN SERIAL COMMUNICATIONS CONTROLLER
Figure 7-25. Transmitting a Message — CPU Flow
(All bits undefined)
CPUUPD := 1
NEWDAT := 1
Want to send?
TX_REQ := 1
Power Up
Initialization
Update
Yes
No
Yes
Update message?
CPUUPD := 0
Write/calculate message contents.
A2596-01
MSGVAL
INT_PND
TXIE
RXIE
:= 1
:= 0
:= (Application specific)
:= (Application specific)
NEWDAT
RMTPND
TX_REQ
MSGLST
:= 0
:= 0
:= 0
:= 0
DLC
DIR
XTD
:= (Application specific)
:= 1 (transmit)
:= (Application specific)
ID := (Application specific)
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