Samsung S5PC110 Manual page 124

S5PC110_UM
2.2.22.4 Port Group GPJ2 Control Register (GPJ2DRV, R/W, Address = 0xE020_028C)
GPJ2DRV
GPJ2DRV[n]
2.2.22.5 Port Group GPJ2 Control Register (GPJ2CONPDN, R/W, Address = 0xE020_0290)
GPJ2CONPDN
GPJ2[n]
2.2.22.6 Port Group GPJ2 Control Register (GPJ2PUDPDN, R/W, Address = 0xE020_0294)
GPJ2PUDPDN
GPJ2[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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