Port E Control Registers (Gpecon, Gpedat, Gpeudp, Gpesel) - Samsung S3C2416 User Manual

S3C2416 RISC MICROPROCESSOR

3.5 PORT E CONTROL REGISTERS (GPECON, GPEDAT, GPEUDP, GPESEL)

Register
GPECON
GPEDAT
GPEUDP
GPESEL
GPECON
GPE15
GPE14
GPE13
GPE12
GPE11
GPE10
GPE9
GPE8
GPE7
GPE6
GPE5
GPE4
GPE3
GPE2
GPE1
GPE0
Address R/W
0x56000040 R/W
0x56000044 R/W
0x56000048 R/W
0x5600004c R/W
Bit
[31:30] 00 = Input
10 = IICSDA
[29:28] 00 = Input
10 = IICSCL
[27:26] 00 = Input
10 = SPICLK0
[25:24] 00 = Input
10 = SPIMOSI0
[23:22] 00 = Input
10 = SPIMISO0
[21:20] 00 = Input
10 = SD0_DAT3
[19:18] 00 = Input
10 = SD0_DAT2
[17:16] 00 = Input
10 = SD0_DAT1
[15:14] 00 = Input
10 = SD0_DAT0
[13:12] 00 = Input
10 = SD0_CMD
[11:10] 00 = Input
10 = SD0_CLK
[9:8] 00 = Input
10 = I2SDO
[7:6] 00 = Input
10 = I2SDI
[5:4] 00 = Input
10 = CDCLK
[3:2] 00 = Input
10 = I2SSCLK
[1:0] 00 = Input
10 = I2SLRCK
Description
Configures the pins of port E
The data register for port E
Pull-up/down control register for port E
Selects the function of port E
Description
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
01 = Output
11 = Reserved
01 = Output
11 = AC_SDO
01 = Output
11 = AC_SDI
01 = Output
11 = AC_BIT_CLK
01 = Output
11 = AC_SYNC
01 = Output
11 = AC_nRESET
I/O PORTS
Reset Value
0x0
0x0
0x55555555
0x0
10-17