Technical Reference Manual
002-29852 Rev. *B
7.5.3.11 CXPI_CH_TX_FIFO_STATUS
Description:
TX FIFO status
Address:
0x40518084
Offset:
0x84
Retention:
Not Retained
IsDeepSleep:
No
Comment:
This is the transmit fifo control register
Default:
0x0
Bit-field Table
Bits
7
6
5
4
3
2
1
0
Name
None [7:5]
USED [4:0]
Bits
15
14
13
12
11
10
9
8
Name
None [15:8]
Bits
23
22
21
20
19
18
17
16
Name
None [23:21]
AVAIL [20:16]
Bits
31
30
29
28
27
26
25
24
Name
None [31:24]
Bit-fields
Bits Name
SW
HW
Default or
Enum
Description
0:4
USED
R
W
0
Number of used/occupied entries in the TX FIFO. The
field value is in the range [0, 16]. When '0', the TX
FIFO is empty. When '16', the TX FIFO is full.
16:20 AVAIL
R
W
Undefined
TX FIFO Avail
0-No available slot in TX FIFO
1-1 available slot in TX FIFO.
2-2 available slot in TX FIFO.
..
16-16 available slot in TX FIFO.
Note that the Fifo Width is 1Byte and each slot in this
context is 1 depth of the Fifo. The number of bytes are
determine through the number of data bytes in a
message frame. (TXPID_FI.FI/TXPID_FI.DLCEXT)
784
2022-04-18
TRAVEO™ T2G Automotive MCU: TVII-B-E-4M body controller entry registers