XC161 Datasheet, PDF (262/419 Pages) Infineon Technologies AG – 16-Bit Single-Chip Microcontroller with C166SV2 Core Volume 2 (of 2): Peripheral Units

XC161 Derivatives
Peripheral Units (Vol. 2 of 2)
TwinCAN Module
yes
no
TXRQ = ‘10’
CPUUPD = ‘01’
yes
NEWDAT := ‘01’
Load Identifier and
Control Bits into
Bitstream Processor
Send Remote Frame
Bus Idle
?
no
Matching
Data Frame
no
Received
?
yes
yes
NEWDAT = ‘10’
no
MSGLST := ‘10’
no
Transmission
Successful
?
yes
TXRQ := ‘01’
RMTPND := ‘01’
Store Message
NEWDAT := ‘10’
TXRQ := ‘01’
RMTPND := ‘01’
no
TXIE = ‘10’
RXIE := ‘10’
no
yes
yes
INTPND := ‘10’
‘01’ : Reset
‘10’ : Set
INTPND := ‘10’
MCA05482
Figure 21-12 Handling of Message Objects with Direction = ‘0’ = Receive by the
CAN Controller Node Hardware
User’s Manual
TwinCAN_X1, V2.1
21-22
V2.2, 2004-01