Z51F3220FNX Datasheet, PDF (78/312 Pages) Zilog, Inc. – Z8051 Series 8-Bit Microcontrollers

Z51F3220
Product Specification
P1FSRH (Port 1 Function Selection High Register) : D5H
7
6
5
4
3
P1FSRH7 P1FSRH6 P1FSRH5 P1FSRH4 P1FSRH3
R/W
R/W
R/W
R/W
R/W
2
P1FSRH2
R/W
1
0
P1FSRH1 P1FSRH0
R/W
R/W
Initial value : 00H
P1FSRH[7:6]
P1FSRH[5:4]
P1FSRH[3:2]
P1FSRH[1:0]
P17 Function Select
P1FSRH7 P1FSRH6 Description
I/OPort (EINT6/SS2 function possible when
0
0
input)
0
1
SEG21 Function
1
0
AN6 Function
1
1
Not used
P16 Function Select
P1FSRH5 P1FSRH4 Description
0
0
I/OPort (EINT7 function possible when
input)
0
1
SEG20 Function
1
0
AN7 Function
1
1
SCK2 Function
P15 Function Select
P1FSRH3 P1FSRH2 Description
0
0
I/OPort
0
1
SEG19 Function
1
0
AN8 Function
1
1
MISO2 Function
P14 Function Select
P1FSRH1 P0FSRH0 Description
0
0
I/OPort
0
1
SEG18 Function
1
0
AN9 Function
1
1
MOSI2 Function
PS029902-0212
PRELIMINARY
75