Z86E30 Zilog., Z86E30 Datasheet - Page 47

• Manufacturer Part Number: Z86E30
• Description: Z8 4K OTP Microcontroller
• Manufacturer: Zilog.

Zilog
(Figures 33 and 34). After this point, the register cannot be
modified by any means, intentional or otherwise. The
DS97Z8X0500
WDTMR (F) 0F
*
D7 D6 D5 D4 D3 D2 D1 D0
Default setting after RESET
Figure 33. Watch-Dog Timer Mode Register
P R E L I M I N A R Y
Write Only
WDTMR cannot be read and is located in Bank F of the Ex-
panded Register Group at address location 0FH.
WDT During HALT
0 OFF
1 ON
WDT During STOP
0 OFF
1 ON
XTAL1/INT RC Select for WDT
0 On-Board RC
1 XTAL
Reserved (Must be 0)
WDT TAP
00
01
10
11
*
*
*
INT RC OSC System Clock
80 ms
10 ms
20 ms
5 ms
*
Z8 4K OTP Microcontroller
2048 SCLK
128 SCLK
256 SCLK
512 SCLK
Z86E30/E31/E40
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