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MC9S12C128V1 Datasheet, PDF (315/690 Pages) Freescale Semiconductor, Inc – MC9S12C Family MC9S12GC Family Reference Manual | |||
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Chapter 10 Freescaleâs Scalable Controller Area Network (S12MSCANV2)
Register
Name
0x00X0 R
IDR0
W
0x00X1 R
IDR1
W
0x00X2 R
IDR2
W
0x00X3 R
IDR3
W
0x00X4 R
DSR0
W
0x00X5 R
DSR1
W
0x00X6 R
DSR2
W
0x00X7 R
DSR3
W
0x00X8 R
DSR4
W
0x00X9 R
DSR5
W
0x00XA R
DSR6
W
0x00XB R
DSR7
W
0x00XC R
DLR
W
Bit 7
ID28
ID20
ID14
ID6
DB7
DB7
DB7
DB7
DB7
DB7
DB7
DB7
6
ID27
ID19
ID13
ID5
DB6
DB6
DB6
DB6
DB6
DB6
DB6
DB6
5
ID26
4
ID25
3
ID24
2
ID23
1
ID22
Bit0
ID21
ID18
SRR (=1) IDE (=1)
ID17
ID16
ID15
ID12
ID11
ID10
ID9
ID8
ID7
ID4
ID3
ID2
ID1
ID0
RTR
DB5
DB4
DB3
DB2
DB1
DB0
DB5
DB4
DB3
DB2
DB1
DB0
DB5
DB4
DB3
DB2
DB1
DB0
DB5
DB4
DB3
DB2
DB1
DB0
DB5
DB4
DB3
DB2
DB1
DB0
DB5
DB4
DB3
DB2
DB1
DB0
DB5
DB4
DB3
DB2
DB1
DB0
DB5
DB4
DB3
DB2
DB1
DB0
DLC3
DLC2
DLC1
DLC0
= Unused, always read âxâ
Figure 10-23. Receive/Transmit Message Buffer â Extended Identiï¬er Mapping
Read: For transmit buffers, anytime when TXEx ï¬ag is set (see Section 10.3.2.7, âMSCAN Transmitter
Flag Register (CANTFLG)â) and the corresponding transmit buffer is selected in CANTBSEL (see
Section 10.3.2.11, âMSCAN Transmit Buffer Selection Register (CANTBSEL)â). For receive buffers,
only when RXF ï¬ag is set (see Section 10.3.2.5, âMSCAN Receiver Flag Register (CANRFLG)â).
Freescale Semiconductor
MC9S12C-Family / MC9S12GC-Family
315
Rev 01.24
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