z86e31 ZiLOG Semiconductor, z86e31 Datasheet - Page 29
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z86e31
Manufacturer Part Number
z86e31
Description
Z8 4k Otp Microcontroller
Manufacturer
ZiLOG Semiconductor
Datasheet
1.Z86E31.pdf
(64 pages)
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Zilog
DS97Z8X0502
P30
P31
P32
P33
P34
P35
P36
P37
Pin
OUT
OUT
OUT
OUT
I/O
IN
IN
IN
IN
P33 (REF)
P30
P31 (AN1)
P32 (AN2)
From Stop Mode
Recovery Source
CTC1
T
T
OUT
IN
+
+
-
-
Z86E40
MCU
Table 9. Port 3 Pin Assignments
AN1-Out
An2-Out
Analog
Figure 21. Port 3 Configuration
REF
AN1
AN2
R247 = P3M
P R E L I M I N A R Y
DIG.
AN.
Interrupt
R
IRQ3
IRQ2
IRQ0
IRQ1
500 K
D1
Port 3
(I/O or Control)
1 = Analog
0 = Digital
P0 HS
Auto Latch
D/R
R/D
IRQ2, Tin, P31 Data Latch
IRQ0, P32 Data Latch
IRQ1, P33 Data Latch
P1 HS
D/R
D/R
R/D
R/D
Z8 4K OTP Microcontroller
P30 Data
Latch IRQ3
P2 HS
Z86E30/E31/E40
/DM
Ext
29
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