Z87100 View Datasheet(PDF) - Zilog
Part Name
Description
MFG CO.
'Z87100' PDF : 48 Pages View PDF
Z87100
Wireless Transmitter
FUNCTIONAL DESCRIPTION (Continued)
Z87100 Mask Options. The following summarizes the
mask options to be selected by the customer at the time of
ROM code submittal:
RC/TMBASE
Zilog
Determine whether "cold start" Initialization: uses RC or
TMBASE as base clock.
ROM Protect
On/Off:
Selects ROM protect.
Clear
CLK
18 Clock RESET
Generator
RESET
WDT Select
(WDTMR) D1-D0
CLK Select
(WDTMR) D4
RC7
WDT TAP SELECT
WDT
OSC
5 ms Recovery 5 ms 15 ms 25 ms 100 ms
M
U
X
CLK
WDT/Recovery Counter Chain
CLR
Internal
RESET
VCC
+
2V REF
-
WDT
1
From
12 ns
Stop Mode
Glitch
0
Recovery Source
Filter
Stop Delay Select (SMR D5)
TMBASE
Power-On Recovery
Time Base Counter
(.25s, 1s, 1 min, 1 hr)
Figure 24. Timing Recovery Circuit (POR, WDT)
3-32
PRELIMINARY
DS96WRL0700
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