z8f1621 ZiLOG Semiconductor, z8f1621 Datasheet - Page 30

• Manufacturer Part Number: z8f1621
• Description: High Performance 8-bit Microcontrollers
• Manufacturer: ZiLOG Semiconductor

Table 4. Pin Characteristics of the Z8 Encore! XP F64XX Series
PS019921-0308
AVSS
AVDD
DBG
VSS
PA[7:0]
PB[7:0]
PC[7:0]
PD[7:0]
PE7:0]
PF[7:0]
PG[7:0]
PH[3:0]
RESET
VDD
XIN
XOUT
Note: x represents integer 0, 1,... to indicate multiple pins with symbol mnemonics that differ only by the integer.
Mnemonic Direction
Symbol
N/A
N/A
I/O
N/A
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I
N/A
I
O
N/A
N/A
I
N/A
I
I
I
I
I
I
I
I
I
N/A
I
O
Direction
Reset
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
Low
N/A
N/A
N/A
Active High
Active Low
or
N/A
N/A
Yes
N/A
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
N/A
N/A
N/A
Yes, in
STOP
mode
Tri-State
Output
No
No
No
No
No
No
No
No
No
No
No
No
Pull-up
No
No
No
Pull-up or
Pull-down
Internal
Z8 Encore! XP
No
No
Yes
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
Schmitt-
Trigger
Input
Product Specification
Signal and Pin Descriptions
N/A
N/A
N/A
N/A
N/A
Yes
Yes,
Programmable
Yes,
Programmable
Yes,
Programmable
Yes,
Programmable
Yes,
Programmable
Yes,
Programmable
Yes,
Programmable
Yes,
Programmable
N/A
No
®
Open Drain
F64XX Series
Output
16