GigaDevice Semiconductor GD32VF103 - Receive FIFO Mailbox Property Register (Can_Rfifompx) (X=0,1)

GD32VF103 User Manual
455
Bits
Fields
Descriptions
31:21
SFID[10:0]/EFID[28:1
8]
The frame identifier
SFID[10:0]: Standard format frame identifier
EFID[28:18]: Extended format frame identifier
20:16
EFID[17:13]
The frame identifier
EFID[17:13]: Extended format frame identifier
15:3
EFID[12:0]
The frame identifier
EFID[12:0]: Extended format frame identifier
2
FF
Frame format
0: Standard format frame
1: Extended format frame
1
FT
Frame type
0: Data frame
1: Remote frame
0
Reserved
Must be kept at reset value
20.4.14. Receive FIFO mailbox property register (CAN_RFIFOMPx) (x=0,1)
Address offset: 0x1B4, 0x1C4
Reset value: 0xXXXX XXXX
This register has to be accessed by word(32-bit)
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
TS[15:0]
r
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
FI[7:0]
Reserved
DLENC[3:0]
r
r
Bits
Fields
Descriptions
31:16
TS[15:0]
Time stamp
The time stamp of frame in transmit mailbox.
15:8
FI[7:0]
Filtering index
The index of the filter by which the frame is passed.
7:4
Reserved
Must be kept at reset value
3:0
DLENC[3:0]
Data length code
DLENC[3:0] is the number of bytes in a frame.