Preliminary
SN8P1702A/SN8P1703A
8-bit micro-controller build-in 12-bit ADC
I/O PORT DATA REGISTER
P0 initial value = xxxx x000
0D0H
P0
Bit 7
-
-
Bit 6
-
-
Bit 5
-
-
Bit 4
-
-
Bit 3
-
-
Bit 2
-
-
Bit 1
-
-
Bit 0
P00
R
P1 initial value = xx00 0000
0D1H
P1
Bit 7
-
-
Bit 6
-
-
Bit 5
-
-
Bit 4
-
-
Bit 3
-
-
Bit 2
-
-
Bit 1
P11
R/W
Bit 0
P10
R/W
P4 initial value = 0000 0000
0D4H
P4
Bit 7
-
-
Bit 6
-
-
Bit 5
-
-
Bit 4
-
-
Bit 3
P43
R/W
Bit 2
P42
R/W
Bit 1
P41
R/W
Bit 0
P40
R/W
P5 initial value = 0000 0000
0D5H
P5
Bit 7
-
-
Bit 6
-
-
Bit 5
P55
R/W
Bit 4
P54
R/W
Bit 3
P53
R/W
Bit 2
P52
R/W
Bit 1
P51
R/W
Bit 0
P50
R/W
ꢁExample: Read data from input port.
B0MOV
B0MOV
B0MOV
B0MOV
A, P0
A, P1
A, P4
A, P5
; Read data from Port 0
; Read data from Port 1
; Read data from Port 4
; Read data from Port 5
ꢁExample: Write data to output port.
MOV
A, #55H
; Write data 55H to Port 1, Port 4, Port 5
B0MOV
B0MOV
B0MOV
P1, A
P4, A
P5, A
SONiX TECHNOLOGY CO., LTD
Page 92
Revision 0.5
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