Samsung S3C2451X User Manual page 282

I/O PORTS
PORT J CONTROL REGISTERS (GPJCON, GPJDAT, GPJUDP, GPJSEL)
Register
GPJCON
GPJDAT
GPJUDP
GPJSEL
GPJCON
GPJ15
GPJ14
GPJ13
GPJ12
GPJ11
GPJ10
GPJ9
GPJ8
GPJ7
GPJ6
GPJ5
GPJ4
GPJ3
GPJ2
GPJ1
GPJ0
11-26
Address R/W
0x560000d0 R/W
0x560000d4 R/W
0x560000d8 R/W
0x560000dc R/W
Bit
[31:30] 00 = Input
10 = nSD1_WP
[29:28] 00 = Input
10 = nSD1_CD
[27:26] 00 = Input
10 = SD1_LED
[25:24] 00 = Input
10 = CAMRESET
[23:22] 00 = Input
10 = CAMCLKOUT
[21:20] 00 = Input
10 = CAMHREF
[19:18] 00 = Input
10 = CAMVSYNC
[17:16] 00 = Input
10 = CAMPCLK
[15:14] 00 = Input
10 = CAMDATA[7]
[13:12] 00 = Input
10 = CAMDATA[6]
[11:10] 00 = Input
10 = CAMDATA[5]
[9:8] 00 = Input
10 = CAMDATA[4]
[7:6] 00 = Input
10 = CAMDATA[3]
[5:4] 00 = Input
10 = CAMDATA[2]
[3:2] 00 = Input
10 = CAMDATA[1]
[1:0] 00 = Input
10 = CAMDATA[0]
Description
Configures the pins of port J
The data register for port J
pull-up/down control register for port J
Selects the function of port J
Description
01 = Output
11 = Reserved
01 = Output
11 = Reserved
01 = Output
11 = I2S1_LRCK
01 = Output
11 = Reserved
01 = Output
11 = Reserved
01 = Output
01 = Output
11 = Reserved
01 = Output
11 = Reserved
01 = Output
11 = Reserved
01 = Output
11 = Reserved
01 = Output
11 = Reserved
01 = Output
11 = Reserved
01 = Output
11 = Reserved
01 = Output
11 = Reserved
01 = Output
11 = Reserved
01 = Output
11 = Reserved
S3C2451X RISC MICROPROCESSOR
Reset Value
0x55555555
11 = Reserved
0x0
0x0
0x0