Port Group Gpf0 Control Register - Samsung S5PC110 Manual

S5PC110_UM

2.2.11 PORT GROUP GPF0 CONTROL REGISTER

There are six control registers, namely, GPF0CON, GPF0DAT, GPF0PUD, GPF0DRV, GPF0CONPDN and
GPF0PUDPDN in the Port Group GPF0 Control Registers.
2.2.11.1 Port Group GPF0 Control Register (GPF0CON, R/W, Address = 0xE020_0120)
GPF0CON
GPF0CON[7]
GPF0CON[6]
GPF0CON[5]
GPF0CON[4]
GPF0CON[3]
GPF0CON[2]
Bit
[31:28] 0000 = Input
0001 = Output
0010 = LCD_VD[3]
0011 = SYS_VD[3]
0100 = VEN_DATA[3]
0101 ~ 1110 = Reserved
1111 = GPF0_INT[7]
[27:24] 0000 = Input
0001 = Output
0010 = LCD_VD[2]
0011 = SYS_VD[2]
0100 = VEN_DATA[2]
0101 ~ 1110 = Reserved
1111 = GPF0_INT[6]
[23:20] 0000 = Input
0001 = Output
0010 = LCD_VD[1]
0011 = SYS_VD[1]
0100 = VEN_DATA[1]
0101 ~ 1110 = Reserved
1111 = GPF0_INT[5]
[19:16] 0000 = Input
0001 = Output
0010 = LCD_VD[0]
0011 = SYS_VD[0]
0100 = VEN_DATA[0]
0101 ~ 1110 = Reserved
1111 = GPF0_INT[4]
[15:12] 0000 = Input
0001 = Output
0010 = LCD_VCLK
0011 = SYS_WE
0100 = V601_CLK
0101 ~ 1110 = Reserved
1111 = GPF0_INT[3]
[11:8] 0000 = Input
0001 = Output
0010 = LCD_VDEN
0011 = SYS_RS
0100 = VEN_HREF
0101 ~ 1110 = Reserved
1111 = GPF0_INT[2]
2 GENERAL PURPOSE INPUT/ OUTPUT
Description Initial State
0000
0000
0000
0000
0000
0000
2-61