Port Group Gpj2 Control Register - Samsung S5PC110 Manual

S5PC110_UM

2.2.22 PORT GROUP GPJ2 CONTROL REGISTER

There are six control registers, namely, GPJ2CON, GPJ2DAT, GPJ2PUD, GPJ2DRV, GPJ2CONPDN and
GPJ2PUDPDN in the Port Group GPJ2 Control Registers.
2.2.22.1 Port Group GPJ2 Control Register (GPJ2CON, R/W, Address = 0xE020_0280)
GPJ2CON
GPJ2CON[7]
GPJ2CON[6]
GPJ2CON[5]
GPJ2CON[4]
GPJ2CON[3]
GPJ2CON[2]
Bit
[31:28] 0000 = Input
0001 = Output
0010 = MSM_DATA[7]
0011 = KP_ROW[0]
0100 = CF_DATA[7]
0101 = MHL_D14
0110 ~ 1110 = Reserved
1111 = GPJ2_INT[7]
[27:24] 0000 = Input
0001 = Output
0010 = MSM_DATA[6]
0011 = KP_COL[7]
0100 = CF_DATA[6]
0101 = MHL_D13
0110 ~ 1110 = Reserved
1111 = GPJ2_INT[6]
[23:20] 0000 = Input
0001 = Output
0010 = MSM_DATA[5]
0011 = KP_COL[6]
0100 = CF_DATA[5]
0101 = MHL_D12
0110 ~ 1110 = Reserved
1111 = GPJ2_INT[5]
[19:16] 0000 = Input
0001 = Output
0010 = MSM_DATA[4]
0011 = KP_COL[5]
0100 = CF_DATA[4]
0101 = MHL_D11
0110 ~ 1110 = Reserved
1111 = GPJ2_INT[4]
[15:12] 0000 = Input
0001 = Output
0010 = MSM_DATA[3]
0011 = KP_COL[4]
0100 = CF_DATA[3]
0101 = MHL_D10
0110 ~ 1110 = Reserved
1111 = GPJ2_INT[3]
[11:8] 0000 = Input
0001 = Output
0010 = MSM_DATA[2]
2 GENERAL PURPOSE INPUT/ OUTPUT
Description Initial State
0000
0000
0000
0000
0000
0000
2-87