z86e02sl1925 ZiLOG Semiconductor, z86e02sl1925 Datasheet - Page 31

• Manufacturer Part Number: z86e02sl1925
• Description: General-purpose Otp Mcu With 14 I/o Lines
• Manufacturer: ZiLOG Semiconductor

PS014802-0903
Port 3, P33–P31. Port 3 is a 3-bit, CMOS-compatible port with three fixed input
(P33–P31) lines. These three input lines can be configured under software control
as digital Schmitt-trigger inputs.
These three input lines are also used as the interrupt sources IRQ0–IRQ3, and as
the timer input signal T
Open Drain
Open
Out
In
1.5V
Z8
Figure 10. Port 2 Configuration
2.5V Hysteresis V
IN
Port 2
(Figure 11).
R ~ ~ 500 kΩ
CC
@ 5.0V
General-Purpose OTP MCU with 14 I/O Lines
Port 0 (I/O)
Auto Latch Option
PAD
Z86E02 SL 1925
25