Z86L825 Datasheet, PDF (33/79 Pages) Zilog, Inc. – 20-Pin Low-Voltage IR Microcontrollers

Z86L825/826/827
20-Pin Low-Voltage IR Microcontrollers
26
SMR2 (0F) DH
D7 D6 D5 D4 D3 D2 D1 D0
* Default setting after reset
** At the XOR gate input
Reserved (must be 0)
Reserved (must be 0)
Stop-Mode Recovery Source
000 = POR Only *
001 = NAND P20, P21, P22, P23
010 = NAND P20, P21, P22, P23, P24, P25, P26, P27
011 = NOR P31, P32, P33
100 = NAND P31, P32, P33
101 = NOR P31, P32, P33, P00, P07
110 = NAND P31, P32, P33, P00, P07
111 = NAND P31, P32, P33, P20, P21, P22
Reserved (must be 0)
Recovery Level **
0 = Low *
1 = High
Reserved (must be 0)
Figure 17. Stop-Mode Recovery Register 2—(0F) 0DH: D2–D4, D6 Write Only
WDTMR (0F) 0F
D7 D6 D5 D4 D3 D2 D1 D0
WDT TAP INT RC OSC
00 = 7.5 ms min
01* = 7.5 ms min
10 = 15 ms min
11 = 60 ms min
* Default setting after reset
WDT during HALT
0 = OFF
1 = ON*
WDT during STOP
0 = OFF
1 = ON*
Reserved (must be 0)
Figure 18. Watch-Dog Timer Register—(0F) 0FH: Write Only
PS008808-1203
PRELIMINARY