Z51F3220FNX Datasheet, PDF (81/312 Pages) Zilog, Inc. – Z8051 Series 8-Bit Microcontrollers

Z51F3220
Product Specification
P2FSRL (Port 2 Function Selection Low Register) : D6H
7
6
5
4
3
–
–
P2FSRL5 P2FSRL4 P2FSRL3
–
–
R/W
R/W
R/W
2
P2FSRL2
R/W
1
0
P2FSRL1 P2FSRL0
R/W
R/W
Initial value : 00H
P2FSRL5
P2FSRL4
P2FSRL[3:2]
P2FSRL[1:0]
P23 Function Select
0
I/OPort
1
SEG10 Function
P22Function Select
0
I/OPort (SS1 function possible when input)
1
SEG11 Function
P21 Function Select
P2FSRL3 P2FSRL2 Description
0
0
I/OPort
0
1
SEG12 Function
1
0
AN15 Function
1
1
SCK1 Function
P20 Function Select
P2FSRL1 P1FSRL0 Description
0
0
I/OPort
0
1
SEG13 Function
1
0
AN14 Function
1
1
TXD1/SDA1/MOSI1 Function
PS029902-0212
PRELIMINARY
78