Z86L79 Datasheet, PDF (54/58 Pages) Zilog, Inc. – Low-Voltage Microcontroller

Z86L79/80
Low-Voltage Microcontroller
Zilog
WDTMR (0F) F
D7 D6 D5 D4 D3 D2 D1 D0
* Default Setting After Reset
WDT TAP
00
01*
10
11
INT RC OSC
5 ms
10 ms
20 ms
80 ms
External Clock
256 TpC
512 TpC
1024 TpC
4096 TpC
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)
Figure 45. Watch-Dog Timer Mode Register
((F) OFH: Write Only)
PCON (FH) 00H
D7 D6 D5 D4 D3 D2 D1 D0
* Default Setting After Reset
Comparator Output Port 3
0 P34, P37 Standard Output*
1 P34, P37 Comparator Output
Reserved (Must be 1)
Figure 46. Port Configuration Register (PCON)
((0F) OH: Write Only)
3-54
PRELIMINARY