Port Group Gpf3 Control Register - Samsung S5PC110 Manual

S5PC110_UM

2.2.14 PORT GROUP GPF3 CONTROL REGISTER

There are six control registers, namely, GPF3CON, GPF3DAT, GPF3PUD, GPF3DRV, GPF3CONPDN and
GPF3PUDPDN in the Port Group GPF3 Control Registers.
2.2.14.1 Port Group GPF3 Control Register (GPF3CON, R/W, Address = 0xE020_0180)
GPF3CON
GPF3CON[5]
GPF3CON[4]
GPF3CON[3]
GPF3CON[2]
GPF3CON[1]
GPF3CON[0]
Bit
[23:20] 0000 = Input
0001 = Output
0010 = Reserved
0011 = SYS_OE
0100 = VEN_FIELD
0101 ~ 1110 = Reserved
1111 = GPF3_INT[5]
[19:16] 0000 = Input
0001 = Output
0010 = Reserved
0011 = VSYNC_LDI
0100 ~ 1110 = Reserved
1111 = GPF3_INT[4]
[15:12] 0000 = Input
0001 = Output
0010 = LCD_VD[23]
0011 = SYS_VD[23]
0100 = V656_CLK
0101 ~ 1110 = Reserved
1111 = GPF3_INT[3]
[11:8] 0000 = Input
0001 = Output
0010 = LCD_VD[22]
0011 = SYS_VD[22]
0100 ~ 1110 = Reserved
1111 = GPF3_INT[2]
[7:4] 0000 = Input
0001 = Output
0010 = LCD_VD[21]
0011 = SYS_VD[21]
0100 ~ 1110 = Reserved
1111 = GPF3_INT[1]
[3:0] 0000 = Input
0001 = Output
0010 = LCD_VD[20]
0011 = SYS_VD[20]
0100 ~ 1110 = Reserved
1111 = GPF3_INT[0]
2 GENERAL PURPOSE INPUT/ OUTPUT
Description Initial State
0000
0000
0000
0000
0000
0000
2-70