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32180 Group User’s Manual (Rev.1.0)
CAN MODULE
13.2 CAN Module Related Registers
13.2.2 CAN Status Registers
CAN0 Status Register (CAN0STAT)
<Address: H
’0080 1002>CAN1 Status Register (CAN1STAT)
<Address: H
’0080 1402>b0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 b15
TSCRSCTSB
RSB
CRSLBSBCSCBSEPSBOS MSN
0000
0100000000
<After reset: H’0100>
b Bit Name Function R W
0 No function assigned. Fix to "0". 00
1 BOS 0: Not bus off R –
Bus off status bit 1: Bus off state
2 EPS 0: Not error passive R –
Error passive status bit 1: Error passive state
3 CBS 0: No error occurred R –
CAN bus error bit 1: Error occurred
4 BCS 0: Normal mode R –
BasicCAN mode status bit 1: BasicCAN mode
5 No function assigned. Fix to "0". 00
6 LBS 0: Normal mode R –
Loopback status bit 1: Loopback mode
7 CRS 0: Operating R –
CAN reset status bit 1: Reset
8 RSB 0: Not receiving R –
Receive status bit 1: Receiving
9 TSB 0: Not sending R –
Transmit status bit 1: Sending
10 RSC 0: Reception not completed R –
Reception completed status bit 1: Reception completed
11 TSC 0: Transmission not completed R –
Transmission completed status bit 1: Transmission completed
12–15 MSN Number of the message slot which has finished R –
Message slot number bit sending or receiving
0000: Slot 0
0001: Slot 1
0010: Slot 2
0011: Slot 3
0100: Slot 4
0101: Slot 5
0110: Slot 6
0111: Slot 7
1000: Slot 8
1001: Slot 9
1010: Slot 10
1011: Slot 11
1100: Slot 12
1101: Slot 13
1110: Slot 14
1111: Slot 15
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