Z86D86 Datasheet, PDF (33/80 Pages) Zilog, Inc. – 28-Pin Low-Voltage OTP Microcontroller

Z86D86
28-Pin Low-Voltage OTP Microcontroller
25
Expanded Register File Control Registers (0F)
Figure 17 through Figure 30 show the expanded register file control registers (0F).
SMR (0F) 0B
D7 D6 D5 D4 D3 D2 D1 D0
SCLK/TCLK Divide-by-16
0 = OFF **
1 = ON
Reserved (must be 0)
Stop-Mode Recovery Source
000 = POR Only *
001 = Reserved
010 = P31
011 = P32
100 = P33
101 = P27
110 = P2 NOR 0–3
111 = P2 NOR 0–7
Stop Delay
Reserved (must be 1)
1 = ON*
Stop Recovery Level ***
0 = Low *
1 = High
Stop Flag
0 = POR *
1 = Stop Recovery **
* Default setting after reset
** Default setting after reset and Stop-Mode Recovery
*** At the XOR gate input
Figure 17. Stop-Mode Recovery Register—(0F) 0BH: D6–D0 = Write Only, D7 = Read
Only
PS008905-0105
PRELIMINARY