Z80181 Datasheet, PDF (23/74 Pages) Zilog, Inc. – SMART ACCESS CONTROLLER (SAC™)

Zilog
Z80181
SMART ACCESS CONTROLLER SAC^™
TRDR
Read/Write
Addr 0Bh
76543210
Read - Received Data
Write - Transmit Data
Figure 18. CSI/O Transmit/Receive Data Register
TIMER REGISTERS
Timer Data Registers
TMDR0L
Read/Write
Addr 0Ch
76543210
Figure 19. Timer 0 Data Register L
TMDR1L
Read/Write
Addr 14h
76543210
Figure 20. Timer 1 Data Register L
TMDR0H
Read/Write
Addr 0Dh
15 14 13 12 11 10 9 8
When Read, read Data Register L
before reading Data Register H.
Figure 21. Timer 0 Data Register H
TMDR1H
Read/Write
Addr 15h
15 14 13 12 11 10 9 8
When Read, read Data Register L
before reading Data Register H.
Figure 22. Timer 1 Data Register H
Timer Reload Registers
RLDR0L
Read/Write
Addr 0Eh
76543210
Figure 23. Timer 0 Reload Register L
RLDR1L
Read/Write
Addr 16h
76543210
Figure 24. Timer 1 Reload Register L
DS971800500
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