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MC9S12C128V1 Datasheet, PDF (39/690 Pages) Freescale Semiconductor, Inc – MC9S12C Family MC9S12GC Family Reference Manual
Chapter 1 MC9S12C and MC9S12GC Device Overview (MC9S12C128)
0x0140–0x017F CAN (Scalable Controller Area Network — MSCAN)(1) (continued)
Address
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Read: 0
0
0
0
0
0x0146 CANTFLG
TXE2 TXE1
Write:
Read: 0
0
0
0
0
0x0147 CANTIER
TXEIE2 TXEIE1
Write:
Read: 0
0
0
0
0
0x0148 CANTARQ
ABTRQ2 ABTRQ1
Write:
Read: 0
0
0
0
0
ABTAK2 ABTAK1
0x0149 CANTAAK
Write:
Read: 0
0
0
0
0
0x014A CANTBSEL
TX2
TX1
Write:
Read: 0
0x014B CANIDAC
Write:
0
0
IDHIT2 IDHIT1
IDAM1 IDAM0
Read: 0
0
0
0
0
0
0
0x014C Reserved
Write:
Read: 0
0
0
0
0
0
0
0x014D Reserved
Write:
Read: RXERR7 RXERR6 RXERR5 RXERR4 RXERR3 RXERR2 RXERR1
0x014E CANRXERR
Write:
Read: TXERR7 TXERR6 TXERR5 TXERR4 TXERR3 TXERR2 TXERR1
0x014F CANTXERR
Write:
0x0150– CANIDAR0 - Read:
0x0153 CANIDAR3 Write:
AC7
AC6
AC5
AC4
AC3
AC2
AC1
0x0154– CANIDMR0 - Read:
0x0157 CANIDMR3 Write:
AM7
AM6
AM5
AM4
AM3
AM2
AM1
0x0158– CANIDAR4 - Read:
0x015B CANIDAR7 Write:
AC7
AC6
AC5
AC4
AC3
AC2
AC1
0x015C– CANIDMR4 - Read:
0x015F CANIDMR7 Write:
AM7
AM6
AM5
AM4
AM3
AM2
AM1
0x0160–
0x016F
CANRXFG
Read:
Write:
FOREGROUND RECEIVE BUFFER see Table 1-2
0x0170–
0x017F
CANTXFG
Read:
Write:
FOREGROUND TRANSMIT BUFFER see Table 1-2
1. Not available on the MC9S12GC Family members. Those memory locations should not be accessed.
TXE0
TXEIE0
ABTRQ0
ABTAK0
TX0
IDHIT0
0
0
RXERR0
TXERR0
AC0
AM0
AC0
AM0
Table 1-2. Detailed MSCAN Foreground Receive and Transmit Buffer Layout
Address
0xXXX0
0xXXX1
Name
Extended ID
Standard ID
CANxRIDR0
Extended ID
Standard ID
CANxRIDR1
Read:
Read:
Write:
Read:
Read:
Write:
Bit 7
ID28
ID10
ID20
ID2
Bit 6
ID27
ID9
ID19
ID1
Bit 5
ID26
ID8
ID18
ID0
Bit 4
ID25
ID7
Bit 3
ID24
ID6
SRR=1
RTR
IDE=1
IDE=0
Bit 2
ID23
ID5
ID17
Bit 1
ID22
ID4
ID16
Bit 0
ID21
ID3
ID15
Freescale Semiconductor
MC9S12C-Family / MC9S12GC-Family
39
Rev 01.24