Z80181 Datasheet, PDF (24/74 Pages) Zilog, Inc. – SMART ACCESS CONTROLLER (SAC™)

Zilog
Timer Reload Registers (Continued)
RLDR0H
Read/Write
Addr 0Fh
15 14 13 12 11 10 9 8
Figure 25. Timer 0 Reload Register H
Z80181
SMART ACCESS CONTROLLER SAC^™
RLDR1H
Read/Write
Addr 17h
15 14 13 12 11 10 9 8
Figure 26. Timer 1 Reload Register H
Timer Control Register
TCR
Bit TIF1
Upon Reset
0
R/W R
TIF0
0
R
TIE1
0
R/W
Addr 10h
TIE0 TOC1 TOC0 TDE1 TDE0
0
0
0
0
0
R/W R/W R/W R/W R/W
TOC1,0
00
01
10
11
A15/TOUT
Inhibited
Toggle
0
1
Timer Down Count Enable 1,0
Timer Output Control 1,0
Timer Interrupt Enable 1,0
Timer Interrupt Flag 1,0
Figure 27. Timer Control Register
Free Running Counter
FRC
Read Only
Addr 18h
76543210
Figure 28. Free Running Counter
2-24
DS971800500