Z8523016VEG Datasheet, PDF (66/118 Pages) Zilog, Inc. – Enhanced Serial Communications Controller

Z80230/Z85230/L
Product Specification
61
Table 32. Read Register 7
Bit
7
6
5
4
3
2
1
0
R/W
R
Reset
X
X
X
X
X
X
X
X
R = Read W = Write X = Indeterminate
Bit
Position
R/W
Value Description
7
FOS: FIFO Status Overflow
0 FIFO Overflowed
1 Normal
6
FDA: FIFO Data Available
0 Status Reads from FIFO
1 Status Reads from ESCC
5
BC13
4
BC12
3
BC11
2
BC10
1
BC9
0
BC8
This register can be accessed only if WR15 bit 2 is 1. If this bit is not enabled this register reflects
RR3.
PS005308-0609
Programming