Port Group Gpj4 Control Register - Samsung S5PC110 Manual

S5PC110_UM

2.2.24 PORT GROUP GPJ4 CONTROL REGISTER

There are six control registers, namely, GPJ4CON, GPJ4DAT, GPJ4PUD, GPJ4DRV, GPJ4CONPDN and
GPJ4PUDPDN in the Port Group GPJ4 Control Registers.
2.2.24.1 Port Group GPJ4 Control Register (GPJ4CON, R/W, Address = 0xE020_02C0)
GPJ4CON
GPJ4CON[4]
GPJ4CON[3]
GPJ4CON[2]
GPJ4CON[1]
GPJ4CON[0]
Bit
[19:16] 0000 = Input
0010 = MSM_ADVN
0011 = KP_ROW[13]
0100 = SROM_ADDR_16to22[6]
0101 = MHL_DE
0110 ~ 1110 = Reserved
1111 = GPJ4_INT[4]
[15:12] 0000 = Input
0010 = MSM_IRQn
0011 = KP_ROW[12]
0100 = CF_IOWN
0101 = MHL_VSYNC
0110 ~ 1110 = Reserved
1111 = GPJ4_INT[3]
[11:8] 0000 = Input
0010 = MSM_Rn
0011 = KP_ROW[11]
0100 = CF_IORN
0101 = MHL_IDCK
0110 ~ 1110 = Reserved
1111 = GPJ4_INT[2]
[7:4] 0000 = Input
0010 = MSM_WEn
0011 = KP_ROW[10]
0100 = CF_CSn[1]
0101 = MHL_HSYNC
0110 ~ 1110 = Reserved
1111 = GPJ4_INT[1]
[3:0] 0000 = Input
0010 = MSM_CSn
0011 = KP_ROW[9]
0100 = CF_CSn[0]
0101 = MHL_D23
0110 ~ 1110 = Reserved
1111 = GPJ4_INT[0]
Description
0001 = Output
0001 = Output
0001 = Output
0001 = Output
0001 = Output
2 GENERAL PURPOSE INPUT/ OUTPUT
Initial State
0000
0000
0000
0000
0000
2-93