SN8F2270B Series
USB 2.0 Low-Speed 8-Bit Micro-Controller
7.2 I/O PULL UP REGISTER
0E0H
P0UR
Read/Write
After reset
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
P02R
W
Bit 1
P01R
W
Bit 0
P00R
W
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0
0
0
0E1H
P1UR
Read/Write
After reset
Bit 7
Bit 6
P16R
W
Bit 5
P15R
W
Bit 4
P14R
W
Bit 3
P13R
W
Bit 2
P12R
W
Bit 1
P11R
W
Bit 0
P10R
W
-
-
-
0
0
0
0
0
0
0
0E5H
P5UR
Read/Write
After reset
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
P53R
W
Bit 2
P52R
W
Bit 1
P51R
W
Bit 0
P50R
W
-
-
-
-
-
-
-
-
-
-
-
-
0
0
0
0
¾
Example: I/O Pull up Register
MOV
A, #0FFH
P0UR, A
P1UR, A
P5UR, A
; Enable Port0, 1, 5 Pull-up register,
;
B0MOV
B0MOV
B0MOV
SONiX TECHNOLOGY CO., LTD
Page 64
Version 1.2
SONIX [ SONIX TECHNOLOGY COMPANY ]
