8seg_sample.rar_s3c4510

/************************************************** *FILENAME:8SEG.C * * * * ***************************************************/ #define SEGMENT_A 0x01 // Bitmaps for 7-segment #define SEGMENT_B 0x02 #define SEGMENT_C 0x04 #define SEGMENT_D 0x08 #define SEGMENT_DP 0x10 #define SEGMENT_E 0x20 #define SEGMENT_F 0x40 #define SEGMENT_G 0x80 #define SYS_BASE 0x03ff0000 #define SRAM_BASE 0x03fe0000 #define IO_BASE 0x03600000 #define IO_BANK0 (*(volatile unsigned int *)(IO_BASE + 0x0000)) #define IO_BANK1 (*(volatile unsigned int *)(IO_BASE + 0x4000)) #define IO_BANK2 (IO_BASE + 0x8000) #define IO_BANK3 (IO_BASE + 0xc000) #define NONCACHEABLE_BASE 0x04000000 /* #define DIGIT_F ((SEGMENT_A | SEGMENT_B | SEGMENT_C | SEGMENT_D | SEGMENT_E | SEGMENT_F) << 24) #define DIGIT_E ((SEGMENT_B | SEGMENT_C) << 24) #define DIGIT_D ((SEGMENT_A | SEGMENT_B | SEGMENT_G | SEGMENT_E | SEGMENT_D) << 24) #define DIGIT_C ((SEGMENT_A | SEGMENT_B | SEGMENT_C | SEGMENT_D | SEGMENT_G) << 24) #define DIGIT_B ((SEGMENT_F | SEGMENT_G | SEGMENT_B | SEGMENT_C) << 24) #define DIGIT_A ((SEGMENT_A | SEGMENT_F | SEGMENT_G | SEGMENT_C | SEGMENT_D) << 24) #define DIGIT_9 ((SEGMENT_A | SEGMENT_F | SEGMENT_E | SEGMENT_D | SEGMENT_C | SEGMENT_G) << 24) #define DIGIT_8 ((SEGMENT_A | SEGMENT_B | SEGMENT_C) << 24) #define DIGIT_7 ((SEGMENT_A | SEGMENT_B | SEGMENT_C | SEGMENT_D | SEGMENT_E | SEGMENT_F | SEGMENT_G) << 24) #define DIGIT_6 ((SEGMENT_G | SEGMENT_F | SEGMENT_A | SEGMENT_B | SEGMENT_C) << 24) #define DIGIT_5 ((SEGMENT_E | SEGMENT_F | SEGMENT_A | SEGMENT_B | SEGMENT_C | SEGMENT_G) << 24) #define DIGIT_4 ((SEGMENT_F | SEGMENT_E | SEGMENT_D | SEGMENT_C | SEGMENT_G) << 24) #define DIGIT_3 ((SEGMENT_A | SEGMENT_F | SEGMENT_E | SEGMENT_D) << 24) #define DIGIT_2 ((SEGMENT_B | SEGMENT_C | SEGMENT_D | SEGMENT_E | SEGMENT_G) << 24) #define DIGIT_1 ((SEGMENT_A | SEGMENT_F | SEGMENT_E | SEGMENT_D | SEGMENT_G) << 24) #define DIGIT_0 ((SEGMENT_A | SEGMENT_F | SEGMENT_E | SEGMENT_G) << 24) */ #define DIGIT_F ((SEGMENT_B | SEGMENT_C | SEGMENT_D | SEGMENT_DP)<<24) #define DIGIT_E ((SEGMENT_B | SEGMENT_C | SEGMENT_DP) <<24) #define DIGIT_D ((SEGMENT_A | SEGMENT_F | SEGMENT_DP)<<24) #define DIGIT_C ((SEGMENT_B | SEGMENT_C | SEGMENT_G | SEGMENT_DP)<<24) #define DIGIT_B ((SEGMENT_A | SEGMENT_B | SEGMENT_DP) <<24) #define DIGIT_A ((SEGMENT_D | SEGMENT_DP) << 24) #define DIGIT_9 ((SEGMENT_E | SEGMENT_DP) <<24) #define DIGIT_8 ((SEGMENT_DP) <<24) #define DIGIT_7 ((SEGMENT_D | SEGMENT_E | SEGMENT_F | SEGMENT_G | SEGMENT_DP) <<24) #define DIGIT_6 ((SEGMENT_B | SEGMENT_DP) <<24) #define DIGIT_5 ((SEGMENT_E | SEGMENT_B | SEGMENT_DP) <<24) #define DIGIT_4 ((SEGMENT_A | SEGMENT_E | SEGMENT_D | SEGMENT_DP) <<24) #define DIGIT_3 ((SEGMENT_F | SEGMENT_E | SEGMENT_DP)<<24) #define DIGIT_2 ((SEGMENT_C | SEGMENT_F | SEGMENT_DP) <<24) #define DIGIT_1 ((SEGMENT_A | SEGMENT_F | SEGMENT_E | SEGMENT_D | SEGMENT_G | SEGMENT_DP) <<24) #define DIGIT_0 ((SEGMENT_G | SEGMENT_DP)<<24 ) void Set8Led(int n) { unsigned int ctrl [] = { DIGIT_0, DIGIT_1, DIGIT_2, DIGIT_3, DIGIT_4, DIGIT_5, DIGIT_6, DIGIT_7, DIGIT_8, DIGIT_9, DIGIT_A, DIGIT_B, DIGIT_C, DIGIT_D, DIGIT_E, DIGIT_F }; if( (0<=n) && (n<(sizeof(ctrl)/sizeof(unsigned char))) ) { // IO_BANK0 = ~ctrl[n]; IO_BANK0 = ctrl[n]; } // IO_BANK0 = ctrl[0]; }