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Chapter 18
AFCAN Controller
User’s Manual U16580EE3V1UD00
(8)
CnINFO - CANn module information register
The CnINFO register indicates the status of the CAN module.
After reset: 00H
R/W
Address: CnINFO <CnRBaseAddr> + 053
H
7
6
5
4
3
2
1
0
CnINFO
0
0
0
BOFF
TECS1
TECS0
RECS1
RECS0
BOFF
Bus-off state bit
0
Not bus-off state (transmit error counter
≤
255). (The value of the transmit counter is less than 256.)
1
Bus-off state (transmit error counter > 255). (The value of the transmit counter is 256 or more.)
TECS1
TECS0
Transmission error counter status bit
0
0
The value of the transmission error counter is less than that of the warning level (< 96).
0
1
The value of the transmission error counter is in the range of the warning level (96 to 127).
1
0
Undefined
1
1
The value of the transmission error counter is in the range of the error passive or bus-off
status (
≥
128).
RECS1
RECS0
Reception error counter status bit
0
0
The value of the reception error counter is less than that of the warning level (< 96).
0
1
The value of the reception error counter is in the range of the warning level (96 to 127).
1
0
Undefined
1
1
The value of the reception error counter is in the error passive range (
≥
128).
Содержание MuPD70F3187
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Страница 144: ...144 Chapter 3 CPU Functions User s Manual U16580EE3V1UD00 MEMO ...
Страница 192: ...192 Chapter 5 Memory Access Control Function μPD70F3187 only User s Manual U16580EE3V1UD00 MEMO ...
Страница 312: ...312 Chapter 9 16 Bit Timer Event Counter P User s Manual U16580EE3V1UD00 MEMO ...
Страница 534: ...534 Chapter 11 16 bit Timer Event Counter T User s Manual U16580EE3V1UD00 ...
Страница 969: ...969 Chapter 20 Port Functions User s Manual U16580EE3V1UD00 MEMO ...
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Страница 976: ...976 Chapter 22 Internal RAM Parity Check Function User s Manual U16580EE3V1UD00 MEMO ...
Страница 984: ...984 Chapter 23 On Chip Debug Function OCD User s Manual U16580EE3V1UD00 MEMO ...
Страница 1006: ...1006 Chapter 24 Flash Memory User s Manual U16580EE3V1UD00 MEMO ...
Страница 1036: ...1036 Chapter 27 Recommended Soldering Conditions User s Manual U16580EE3V1UD00 MEMO ...
Страница 1046: ...1046 Appendix A Index User s Manual U16580EE3V1UD00 MEMO ...
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