C164CI_02 Datasheet, PDF (376/484 Pages) Infineon Technologies AG – 16-Bit Single-Chip Microcontroller

Power Up
Initialization
C164CI/C164SI
Derivatives
On-Chip CAN Interface
(all bits undefined)
TXIE := (application specific)
RXIE := (application specific)
INTPNDd := 0
RMTPND := 0
TXRQ := 0
MSGLST := 0
Identifier := (application specific)
NEWDAT := 0
Direction := receive
DLC := (value of DLC in transmitter)
MSGVAL := 1
XTD := (application specific)
Process: Start
Process
NEWDAT := 0
Process message contents
Process: End
0: Reset
1: Set
NEWDAT = 1?
no
yes
Restart process
no
Request
Update?
yes
TXRQ := 1
MCA04398
Figure 19-9 CPU Handling of Receive Objects (DIR = ‘0’)
User’s Manual
19-27
V3.1, 2002-02