RM0016 Controller area network (beCAN)
Doc ID 14587 Rev 8 399/449
CAN mailbox identifier register 3 (CAN_MIDR3)
Address offset: See Table 65. and Table 66.
Reset value: 0xXX
CAN mailbox identifier register 4 (CAN_MIDR4)
Address offset: See Table 65. and Table 66.
Reset value: 0xXX
CAN mailbox data length control register (CAN_MDLCR)
Address offset: See Table 65. and Table 66.
Reset value: 0xXX
76543210
EXID[15:8]
rw rw rw rw rw rw rw rw
Bits 7:0 EXID[15:8] Extended identifier
Bit 15 to 8 of the “Extended” part of the extended identifier.
76543210
EXID[7:0]
rw rw rw rw rw rw rw rw
Bits 7:0 EXID[7:0] Extended identifier
8 least significant bits of the “Extended” part of the extended identifier.
76543210
TGT
Reserved
DLC[3:0]
rw rw rw rw rw
Bit 7 TGT Transmit global time
This bit should be used only when the hardware is in the Time Trigger Communication mode, TTCM
bit in the CAN_MCR register is set. It must be cleared by user in Normal mode to transfer last two
data bytes correctly
0: CAN_MTSRH and CAN_MTSRL registers are not sent.
1: CAN_MTSRH and CAN_MTSRL registers are sent in the last two data bytes of the message.
Bits 6:4 Reserved.
Bits 3:0 DLC[3:0] Data length code
This field defines the number of data bytes in a data frame or a remote frame request.
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