Samsung S3C6400X, User Manual, Page: 238 / 1189

PRELIMINARY
S3C6400 RISC MICROPROCESSOR GPIO
10-
17
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
PORT F CONTROL REGISTERS
There are five control registers including GPFCON, GPFDAT, GPFPUD, GPFECONSLP and GPFPUDSLP in the
Port F Control Registers.
Register Address R/W Description Reset Value
GPFCON 0x7F0080A0 R/W Port F Configuration Register 0x00
GPFDAT 0x7F0080A4 R/W Port F Data Register Undefined
GPFPUD 0x7F0080A8 R/W Port F Pull-up/down Register 0x55555555
GPFECONSLP 0x7F0080AC R/W Port F Sleep mode Configuration Register 0x0
GPFPUDSLP 0x7F0080B0 R/W Port F Sleep mode Pull-up/down Register 0x0
GPFCON Bit Description Initial State
GPF0 [1:0] 00 = Input 01 = Output
10 = CAMIF CLK 11 = External Interrupt Group 4[0]
00
GPF1 [3:2] 00 = Input 01 = Output
10 = CAMIF HREF 11 = External Interrupt Group 4[1]
00
GPF2 [5:4] 00 = Input 01 = Output
10 = CAMIF PCLK 11 = External Interrupt Group 4[2]
00
GPF3 [7:6] 00 = Input 01 = Output
10 = CAMIF RSTn 11 = External Interrupt Group 4[3]
00
GPF4 [9:8] 00 = Input 01 = Output
10 = CAMIF VSYNC 11 = External Interrupt Group 4[4]
00
GPF5 [11:10] 00 = Input 01 = Output
10 = CAMIF YDATA[0] 11 = External Interrupt Group 4[5]
00
GPF6 [13:12] 00 = Input 01 = Output
10 = CAMIF YDATA[1] 11 = External Interrupt Group 4[6]
00
GPF7 [15:14] 00 = Input 01 = Output
10 = CAMIF YDATA[2] 11 = External Interrupt Group 4[7]
00
GPF8 [17:16] 00 = Input 01 = Output
10 = CAMIF YDATA[3] 11 = External Interrupt Group 4[8]
00
GPF9 [19:18] 00 = Input 01 = Output
10 = CAMIF YDATA[4] 11 = External Interrupt Group 4[9]
00
GPF10 [21:20] 00 = Input 01 = Output
10 = CAMIF YDATA[5] 11 = External Interrupt Group 4[10]
00
GPF11 [23:22] 00 = Input 01 = Output
10 = CAMIF YDATA[6] 11 = External Interrupt Group 4[11]
00
GPF12 [25:24] 00 = Input 01 = Output
10 = CAMIF YDATA[7] 11 = External Interrupt Group 4[12]
00
GPF13 [27:26] 00 = Input 01 = Output
10 = PWM ECLK 11 = External Interrupt Group 4[13]
00