z8f083a ZiLOG Semiconductor, z8f083a Datasheet - Page 25

• Manufacturer Part Number: z8f083a
• Description: High-performance 8-bit Microcontrollers
• Manufacturer: ZiLOG Semiconductor

Table 4. Pin Characteristics (20- and 28-pin Devices) (Continued)
PS026308-1207
RESET/PD0
Mnemonic Direction
Symbol
PC[7:0]
PA[7:0]
PB[5:0]
VDD
VSS
N/A
N/A
I/O
I/O
I/O
I/O
(defaults to
Direction
RESET)
Reset
N/A
N/A
I/O
I
I
I
RESET
Active
Active
Low (in
mode)
High
Low
N/A
N/A
N/A
N/A
N/A
or
Yes (PD0
Tristate
Output
only)
N/A
N/A
Yes
Yes
Yes
Internal Pull-
or Pull-down
Programmable
Programmable
Programmable
programmable
always on for
for PD0;
RESET
Pull-up
Pull-up
Pull-up
up
Schmitt
Trigger
Input
Yes
Yes
Yes
Yes
Z8 Encore!
Product Specification
Programmable
Programmable
Programmable
Programmable
Open Drain
always on for
for PD0;
Output
RESET
Yes,
Yes,
Yes,
N/A
N/A
®
F083A Series
Pin Description
Tolerance
PC[7:3]
PA[7:2]
only
only
5 V
Yes
N/A
N/A
No
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