Z87C33 Datasheet, PDF (51/72 Pages) Zilog, Inc. – CMOS Z8® MCU Consumer Controller Processor

Z87C33
CMOS Z8“ MCU Consumer Controller Processor
45
Bit
Bit
Position Field
Reset
R/W State Description
D5
Stop Delay
D4–D2 Stop Mode
W
1 Stop Delay
0: Off
1: On
W
000 Stop-Mode Recovery Source²
000: POR only and/or external RESET
001: P30
010: P31
011: P32
100: P33
101: P27
110: P2 NOR 0–3
111: P2 NOR 0–7
D1
Clock
W
0 External Clock Divide-by-2
0: SCLK &TCLK = X_IN ÷ 2
1: SCLK &TCLK = X _IN
D0
SCLK/TCLK W
0 SCLK/TCLK Divide-by-16
0: Off
1: On
Notes:
1. For the Stop-Mode Recovery Source, either SMR or SMR2 can be selected. If SMR is used to
select the Stop-Mode Recovery Source, bits D1–D0 of SMR2 must be 0.
2. Cleared by RESET and SMR.
3. Not reset after Stop-Mode Recovery.
PS015601-1003