Samsung S3C6400X, User Manual, Page: 249 / 1189

PRELIMINARY
GPIO S3C6400 RISC MICROPROCESSOR
10-
28
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.
GPKCON1 Bit Description Initial State
GPK8 [3:0] 0000 = Input 0001 = Output
0010 = Host I/F DATA[8] 0011 = Key pad ROW[0]
0100 = Reserved 0101 = DATA_CF[8]
0110 = Reserved 0111 = Reserved
0010
GPK9 [7:4] 0000 = Input 0001 = Output
0010 = Host I/F DATA[9] 0011 = Key pad ROW[1]
0100 = Reserved 0101 = DATA_CF[9]
0110 = Reserved 0111 = Reserved
0010
GPK10 [11:8] 0000 = Input 0001 = Output
0010 = Host I/F DATA[10] 0011 = Key pad ROW[2]
0100 = Reserved 0101 = DATA_CF[10]
0110 = Reserved 0111 = Reserved
0010
GPK11 [15:12] 0000 = Input 0001 = Output
0010 = Host I/F DATA[11] 0011 = Key pad ROW[3]
0100 = Reserved 0101 = DATA_CF[11]
0110 = Reserved 0111 = Reserved
0010
GPK12 [19:16] 0000 = Input 0001 = Output
0010 = Host I/F DATA[12] 0011 = Key pad ROW[4]
0100 = Reserved 0101 = DATA_CF[12]
0110 = Reserved 0111 = Reserved
0010
GPK13 [23:20] 0000 = Input 0001 = Output
0010 = Host I/F DATA[13] 0011 = Key pad ROW[5]
0100 = Reserved 0101 = DATA_CF[13]
0110 = Reserved 0111 = Reserved
0010
GPK14 [27:24] 0000 = Input 0001 = Output
0010 = Host I/F DATA[14] 0011 = Key pad ROW[6]
0100 = Reserved 0101 = DATA_CF[14]
0110 = Reserved 0111 = Reserved
0010
GPK15 [31:28] 0000 = Input 0001 = Output
0010 = Host I/F DATA[15] 0011 = Key pad ROW[7]
0100 = Reserved 0101 = DATA_CF[15]
0110 = Reserved 0111 = Reserved
0010