Samsung S5PC110 Manual page 127

S5PC110_UM
2.2.23.4 Port Group GPJ3 Control Register (GPJ3DRV, R/W, Address = 0xE020_02AC)
GPJ3DRV
GPJ3DRV[n]
2.2.23.5 Port Group GPJ3 Control Register (GPJ3CONPDN, R/W, Address = 0xE020_02B0)
GPJ3CONPDN
GPJ3[n]
2.2.23.6 Port Group GPJ3 Control Register (GPJ3PUDPDN, R/W, Address = 0xE020_02B4)
GPJ3PUDPDN
GPJ3[n]
Bit
[2n+1:2n] 00 = 1x
10 = 2x
n=0~7
01 = 3x
11 = 4x
Bit
[2n+1:2n] 00 = Output 0
01 = Output 1
n=0~7
10 = Input
11 = Previous state
Bit
[2n+1:2n] 00 = Pull-up/ down disabled
01 = Pull-down enabled
n=0~7
10 = Pull-up enabled
11 = Reserved
2 GENERAL PURPOSE INPUT/ OUTPUT
Description
Description
Description
Initial State
0x0000
Initial State
0x00
Initial State
0x00
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