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S9S12C128F0MFUE Datasheet, PDF (311/690 Pages) Freescale Semiconductor, Inc – Reference Manual | |||
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Chapter 10 Freescaleâs Scalable Controller Area Network (S12MSCANV2)
Module Base + 0x0018 (CANIDAR4)
0x0019 (CANIDAR5)
0x001A (CANIDAR6)
0x001B (CANIDAR7)
7
R
AC7
W
6
AC6
5
AC5
4
AC4
3
AC3
2
AC2
1
AC1
0
AC0
Reset
0
0
0
0
0
0
0
0
7
R
AC7
W
6
AC6
5
AC5
4
AC4
3
AC3
2
AC2
1
AC1
0
AC0
Reset
0
0
0
0
0
0
0
0
7
R
AC7
W
6
AC6
5
AC5
4
AC4
3
AC3
2
AC2
1
AC1
0
AC0
Reset
0
0
0
0
0
0
0
0
7
R
AC7
W
6
AC6
5
AC5
4
AC4
3
AC3
2
AC2
1
AC1
0
AC0
Reset
0
0
0
0
0
0
0
0
Figure 10-20. MSCAN Identiï¬er Acceptance Registers (Second Bank) â CANIDAR4âCANIDAR7
Read: Anytime
Write: Anytime in initialization mode (INITRQ = 1 and INITAK = 1)
Field
7:0
AC[7:0]
Table 10-20. CANIDAR4âCANIDAR7 Register Field Descriptions
Description
Acceptance Code Bits â AC[7:0] comprise a user-deï¬ned sequence of bits with which the corresponding bits
of the related identiï¬er register (IDRn) of the receive message buffer are compared. The result of this comparison
is then masked with the corresponding identiï¬er mask register.
Freescale Semiconductor
MC9S12C-Family / MC9S12GC-Family
311
Rev 01.24
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