Z51F3220FNX Datasheet, PDF (27/312 Pages) Zilog, Inc. – Z8051 Series 8-Bit Microcontrollers

Table 5-1 Normal Pin Description (Continued)
PIN
Name
I/O
Function
VLC0 I/O LCD bias voltage pins
VLC1
VLC2
VLC3
COM0– I/O LCD common signal outputs
COM1
COM2–
COM3
COM4–
COM7
SEG0– _{I/O LCD segment signal outputs}
SEG1
SEG2–
SEG5
SEG6–
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21
SEG22
SEG23
SEG24
SEG25
SEG26
Z51F3220
Product Specification
@RESET
Input
Input
Shared with
P43/SS0
P42/SCK0
P41/TXD0/SDA0/MOSI0
P40/RXD0/SCL0/MISO0
P37–P36
P35–P34/SEG0–SEG1
P33–P30/SEG2–SEG5
Input
P35–P34/COM2–COM3
P33–P30/COM4–COM7
P27–P23
P22/SS1
P21/SCK1/AN15
P20/AN14/TXD1/SDA1/MOSI1
P10/AN13/RXD1/SCL1/MISO1
P11/AN12/EINT12/T2O/PWM2O
P12/AN11/EINT11/T1O/PWM1O
P13/AN10/EC1
P14/AN9/MOSI2
P15/AN8/MISO2
P16/AN7/EINT7/SCK2
P17/AN6/EINT6/SS2
P07/AN5/EINT5/PWM4CB
P06/AN4/EINT4/PWM4CA
P05/AN3/EINT3/PWM4BB
P04/AN2/EINT2/PWM4BA
P03/AN1/EINT1/PWM4AB
PS029902-0212
PRELIMINARY
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