Table 674. Dfsr Field Descriptions - STMicroelectronics SPC572L series Reference Manual

LVDS Fast Asynchronous Serial Transmission (LFAST) – Interprocessor Communications
47.6.2.19 Data frame Status Register (DFSR)
Offset: 0094h
0 1
R 0 0
W
Reset 0 0
16 17
R
W
Reset 0 0
Field
0-1 Reserved
2-7 Unread Rx Frame Data Count. Indicates the number of unread data stored in the Rx Data FIFO.
RXDCNT
8-12 Reserved
13-15 Unread Rx Frame Count. Indicates the number of unread data frames stored in the Rx Data FIFO.
RXFCNT
16-17 Reserved
18-23 Unread Tx Frame Data Count. Indicates the number of unread data stored in the Tx Data FIFO.
TXDCNT
24-28 Reserved
29-31 Unread Tx Frame Count.Count of pending Data Frames programed by System Side Module.
TXFCNT
1248/2058
2 3 4 5
RXDCNT
0 0 0 0
18 19 20 21
TXDCNT
0 0 0 0
Figure 659. Data frame Status Register (DFSR)

Table 674. DFSR field descriptions

DocID027809 Rev 4
6 7 8 9
0 0
0 0 0 0
22 23 24 25
0 0
0 0 0 0
Description
Access: User read only
10 11 12 13
0 0 0 RXFCNT
0 0 0 0
26 27 28 29
0 0 0 TXFCNT
0 0 0 0
14 15
0 0
30 31
0 0