Z86E04 Datasheet, PDF (21/44 Pages) Zilog, Inc. – CMOS Z8 OTP MICROCONTROLLERS

Zilog
Z86E04/E08
CMOS Z8 OTP Microcontrollers
Port 2, P27–P20. Port 2 is an 8-bit, bit programmable, bi- control to be inputs or outputs, independently. Bits pro-
directional, Schmitt-triggered CMOS-compatible I/O port. grammed as outputs can be globally programmed as ei-
These eight I/O lines can be configured under software ther push-pull or open-drain (Figure 8).
1
Z8
Port 2 (I/O)
Open-Drain
/OE
Out
1.5
2.3 Hysteresis VCC @ 5.0V
In
R 500 kΩ
Figure 8. Port 2 Configuration
PAD
Auto Latch Option
DS97Z8X1104
PRELIMINARY
21