RM0008
22.9.5
bxCAN register map
Controller area network (bxCAN)
Refer to Table 1 on page 41 for the register boundary addresses. In connectivity line
devices, the registers from offset 0x200 to 31C are present only in CAN1.
Table 164. bxCAN register map and reset values
Offset
Register
0x000
CAN_MCR
Reserved
Reserved
Reset value
1
0
0
0
0
0
0
0
1
0
0x004
CAN_MSR
Reserved
Reserved
Reset value
1
1
0
0
0
0
0
1
0
0x008
CAN_TSR
LOW[2:0] TME[2:0]
Reserved
Reserved
Reserved
Reset value
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0x00C
CAN_RF0R
Reserved
Reset value
0
0
0
0
0
0x010
CAN_RF1R
Reserved
0x014
Reset value
CAN_IER
Reserved
Reserved
0
0
0
0
0
Reset value
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0x018
CAN_ESR
REC[7:0]
TEC[7:0]
Reserved
Reset value
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0x01C
CAN_BTR
Reserved
TS2[2:0]
TS1[3:0]
Reserved
BRP[9:0]
Reset value
0
0
0
0
0
1
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0x020-
0x17F
Reserved
0x180
CAN_TI0R
STID[10:0]/EXID[28:18]
EXID[17:0]
Reset value
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
0
0x184
CAN_TDT0R
TIME[15:0]
Reserved
Reserved
DLC[3:0]
Reset value
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
0x188
CAN_TDL0R
DATA3[7:0]
DATA2[7:0]
DATA1[7:0]
DATA0[7:0]
Reset value
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
0x18C
CAN_TDH0R
DATA7[7:0]
DATA6[7:0]
DATA5[7:0]
DATA4[7:0]
Reset value
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
0x190
CAN_TI1R
STID[10:0]/EXID[28:18]
EXID[17:0]
Reset value
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
0
Doc ID 13902 Rev 9
583/995
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