Port Group Gpc0 Control Register - Samsung S5PC110 Manual

S5PC110_UM

2.2.5 PORT GROUP GPC0 CONTROL REGISTER

There are six control registers, namely, GPC0CON, GPC0DAT, GPC0PUD, GPC0DRV, GPC0CONPDN and
GPC0PUDPDN in the Port Group GPC0 Control Registers.
2.2.5.1 Port Group GPC0 Control Register (GPC0CON, R/W, Address = 0xE020_0060)
GPC0CON
GPC0CON[4]
GPC0CON[3]
GPC0CON[2]
GPC0CON[1]
GPC0CON[0]
Bit
[19:16] 0000 = Input
0001 = Output
0010 = I2S_1_SDO
0011 = PCM_1_SOUT
0100 = AC97SDO
0101 ~ 1110 = Reserved
1111 = GPC0_INT[4]
[15:12] 0000 = Input
0001 = Output
0010 = I2S_1_SDI
0011 = PCM_1_SIN
0100 = AC97SDI
0101 ~ 1110 = Reserved
1111 = GPC0_INT[3]
[11:8] 0000 = Input
0001 = Output
0010 = I2S_1_LRCK
0011 = PCM_1_FSYNC
0100 = AC97SYNC
0101 ~ 1110 = Reserved
1111 = GPC0_INT[2]
[7:4] 0000 = Input
0001 = Output
0010 = I2S_1_CDCLK
0011 = PCM_1_EXTCLK
0100 = AC97RESETn
0101 ~ 1110 = Reserved
1111 = GPC0_INT[1]
[3:0] 0000 = Input
0001 = Output
0010 = I2S_1_SCLK
0011 = PCM_1_SCLK
0100 = AC97BITCLK
0101 ~ 1110 = Reserved
1111 = GPC0_INT[0]
2 GENERAL PURPOSE INPUT/ OUTPUT
Description Initial State
0000
0000
0000
0000
0000
2-49