ST STM8S

Controller area network (beCAN) RM0016
400/449 Doc ID 14587 Rev 8
CAN mailbox data register x (CAN_MDAR) (x= 1 .. 8)
Address offset: See Table 65. and Table 66.
Reset value: 0xXX
CAN mailbox time stamp register low (CAN_MTSRL)
Address offset: See Table 65. and Table 66.
Reset value: 0xXX
CAN mailbox time stamp register high (CAN_MTSRH)
Address offset: See Table 65. and Table 66.
Reset value: 0xXX
76543210
DATA[7:0]
rw rw rw rw rw rw rw rw
Bits 7:0 DATA[7:0] Data
A data byte of the message. A message can contain from 0 to 8 data bytes.
Note: These bits are write protected when the mailbox is not in empty state.
76543210
TIME[7:0]
rrrrrrrr
Bits 7:0 TIME[7:0] Message time stamp low
This field contains the low byte of the 16-bit timer value captured at the SOF detection.
76543210
TIME[15:8]
rrrrrrrr
Bits 7:0 TIME[15:8] Message time stamp high
This field contains the high byte of the 16-bit timer value captured at the SOF detection.