Zilog Z8PE002 - Manual (Page 6)

Z8PE002
Z8Plus OTP Microcontroller ZiLOG
6 P R E L I M I N A R Y DS008700-Z8X0799
PIN DESCRIPTION (Continued)
Figure 5. 20-Pin SSOP Pin Identification
Table 3. Standard Programming Mode
Pin # Symbol Function Direction
1–5 PB1–PB5 Port B, Pins 1,2,3,4,5 Input/Output
6 NC No Connection
7–10 PA7–PA4 Port A, Pins 7,6,5,4 Input/Output
11–14 PA3–PA0 Port A, Pins 3,2,1,0 Input/Output
15 NC No Connection
16 V
CC
Power Supply
17 V
SS
Ground
18 XTAL2 Crystal Oscillator Clock Output
19 XTAL1 Crystal Oscillator Clock Input
20 PB0 Port B, Pin 0 Input/Output
PB1
PB2
PB3
PB4
PB5
NC
PA7
PA6
PA5
PA4
PB0
XTAL1
XTAL2
V
SS
V
CC
NC
PA0
PA1
PA2
PA3
20
20-Pin
SSOP
1
10 11