#include #include #include #include #define FAN_SPEED_LOWEST 0b1100 //3 #define FAN_SPEED_LOW 0b0010 //4 #define FAN_SPEED_MEDIUM 0b1010 //5 #define FAN_SPEED_HIGH 0b0110 //6 #define FAN_SPEED_HIGHEST 0b1110 //7 #define FAN_SPEED_AUTO 0b0101 //10 #define SWING_LOWEST 0b10000000 //1 #define SWING_LOW 0b01000000 //2 #define SWING_MEDIUM 0b11000000 //3 #define SWING_HIGH 0b00100000 //4 #define SWING_HIGHEST 0b10100000 //5 #define SWING_AUTO 0b11110000 //15 #define MODE_COOL 0b1100 #define MODE_HEAT 0b0010 #define MODE_DRY 0b0100 #define MODE_AUTO 0b0000 #define ON 0b10000000 #define OFF 0b00000000 #define OPTION_POWERFUL 0b10000000 #define OPTION_QUIET 0b00000100 #define OPTION_NONE 0b00000000 #define POSITION_ON_OFF_MODE 5 #define POSITION_TEMPERATURE 6 #define POSITION_FLUX 8 #define POSITION_OPTION 14 #define POSITION_CHECKSUM 18 unsigned char reverse_byte(unsigned char x) { static const unsigned char table[] = { 0x00, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0, 0x10, 0x90, 0x50, 0xd0, 0x30, 0xb0, 0x70, 0xf0, 0x08, 0x88, 0x48, 0xc8, 0x28, 0xa8, 0x68, 0xe8, 0x18, 0x98, 0x58, 0xd8, 0x38, 0xb8, 0x78, 0xf8, 0x04, 0x84, 0x44, 0xc4, 0x24, 0xa4, 0x64, 0xe4, 0x14, 0x94, 0x54, 0xd4, 0x34, 0xb4, 0x74, 0xf4, 0x0c, 0x8c, 0x4c, 0xcc, 0x2c, 0xac, 0x6c, 0xec, 0x1c, 0x9c, 0x5c, 0xdc, 0x3c, 0xbc, 0x7c, 0xfc, 0x02, 0x82, 0x42, 0xc2, 0x22, 0xa2, 0x62, 0xe2, 0x12, 0x92, 0x52, 0xd2, 0x32, 0xb2, 0x72, 0xf2, 0x0a, 0x8a, 0x4a, 0xca, 0x2a, 0xaa, 0x6a, 0xea, 0x1a, 0x9a, 0x5a, 0xda, 0x3a, 0xba, 0x7a, 0xfa, 0x06, 0x86, 0x46, 0xc6, 0x26, 0xa6, 0x66, 0xe6, 0x16, 0x96, 0x56, 0xd6, 0x36, 0xb6, 0x76, 0xf6, 0x0e, 0x8e, 0x4e, 0xce, 0x2e, 0xae, 0x6e, 0xee, 0x1e, 0x9e, 0x5e, 0xde, 0x3e, 0xbe, 0x7e, 0xfe, 0x01, 0x81, 0x41, 0xc1, 0x21, 0xa1, 0x61, 0xe1, 0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71, 0xf1, 0x09, 0x89, 0x49, 0xc9, 0x29, 0xa9, 0x69, 0xe9, 0x19, 0x99, 0x59, 0xd9, 0x39, 0xb9, 0x79, 0xf9, 0x05, 0x85, 0x45, 0xc5, 0x25, 0xa5, 0x65, 0xe5, 0x15, 0x95, 0x55, 0xd5, 0x35, 0xb5, 0x75, 0xf5, 0x0d, 0x8d, 0x4d, 0xcd, 0x2d, 0xad, 0x6d, 0xed, 0x1d, 0x9d, 0x5d, 0xdd, 0x3d, 0xbd, 0x7d, 0xfd, 0x03, 0x83, 0x43, 0xc3, 0x23, 0xa3, 0x63, 0xe3, 0x13, 0x93, 0x53, 0xd3, 0x33, 0xb3, 0x73, 0xf3, 0x0b, 0x8b, 0x4b, 0xcb, 0x2b, 0xab, 0x6b, 0xeb, 0x1b, 0x9b, 0x5b, 0xdb, 0x3b, 0xbb, 0x7b, 0xfb, 0x07, 0x87, 0x47, 0xc7, 0x27, 0xa7, 0x67, 0xe7, 0x17, 0x97, 0x57, 0xd7, 0x37, 0xb7, 0x77, 0xf7, 0x0f, 0x8f, 0x4f, 0xcf, 0x2f, 0xaf, 0x6f, 0xef, 0x1f, 0x9f, 0x5f, 0xdf, 0x3f, 0xbf, 0x7f, 0xff, }; return table[x]; } void print_binary(char c){ int i; //printf("%d in binary = ",c); for ( i = 7 ; i >= 0 ; i--){ printf("%d", (c >> i & 1)); } //printf("\n"); } void print_usage(){ fprintf(stderr, "Usage: encode [-q (quiet)] [-p (powerful)] [-m mode] temperature\nMode= 0:AUTO\n1:COOL\n2:HEAT\n3:DRY\n"); exit(0); } int main(int argc, char** argv){ int opt; char temp; char option = OPTION_NONE; char swing = SWING_AUTO; char fan = FAN_SPEED_AUTO; char on_off = ON; char mode = MODE_COOL; int tmp_value; while ((opt = getopt(argc, argv, "qps:f:m:")) != -1) { switch (opt) { case 'q': option = OPTION_QUIET; break; case 'p': option = OPTION_POWERFUL; break; case 'm': //tmp_value = atoi(optarg); if (!strcmp(optarg,"AUTO")) mode = MODE_AUTO; else if (!strcmp(optarg,"COOL")) mode = MODE_COOL; else if (!strcmp(optarg,"HEAT")) mode = MODE_HEAT; else if (!strcmp(optarg,"DRY")) mode = MODE_DRY; else{ printf("mode %s inconnu, AUTO par defaut\n",optarg); mode = MODE_AUTO; } break; case 'f': if (!strcmp(optarg,"AUTO")) fan = FAN_SPEED_AUTO; else if (!strcmp(optarg,"0")) fan = FAN_SPEED_LOWEST; else if (!strcmp(optarg,"1")) fan = FAN_SPEED_LOW; else if (!strcmp(optarg,"2")) fan = FAN_SPEED_MEDIUM; else if (!strcmp(optarg,"3")) fan = FAN_SPEED_HIGH; else if (!strcmp(optarg,"4")) fan = FAN_SPEED_HIGHEST; else{ printf("fan %s inconnu, AUTO par defaut\n",optarg); fan = FAN_SPEED_AUTO; } break; case 's': if (!strcmp(optarg,"AUTO")) swing = SWING_AUTO; else if (!strcmp(optarg,"0")) swing = SWING_LOWEST; else if (!strcmp(optarg,"1")) swing = SWING_LOW; else if (!strcmp(optarg,"2")) swing = SWING_MEDIUM; else if (!strcmp(optarg,"3")) swing = SWING_HIGH; else if (!strcmp(optarg,"4")) swing = SWING_HIGHEST; else{ printf("swing %s inconnu, AUTO par defaut\n",optarg); swing = SWING_AUTO; } break; default: /* '?' */ printf("argument %c inconnu\n",opt); print_usage(); } } if (optind >= argc) { printf("Argument attendu\n"); print_usage(); }else{ temp = atoi (argv[optind]); } printf("temp = %d\n",temp); char intro[8] = {0x40, 0x04, 0x07, 0x20, 0x00, 0x00, 0x00, 0x60}; char frame[19] = {0b01000000, 0b00000100, 0b00000111, 0b00100000, 0b00000000, 0b00000000, 0b00000000, 0b00000001, 0b00000000, 0b00000000, 0b00000000, 0b01100000, 0b00000110, 0b00000000, 0b00000000, 0b00000001, 0b00000000, 0b01100000, 0b00000000}; int i, j; char on_off_mode = on_off | mode; if (option == OPTION_QUIET){ fan = FAN_SPEED_LOWEST; } char flux = swing | fan; // 4 bits pour le swing puis 4 pour le fan printf("\nflux:\n"); print_binary(flux); printf("\ntemperature:\n"); //print_binary(temp); temp <<= 1; //print_binary(temp); //temp = reverse_byte(temp); print_binary(temp); frame[POSITION_TEMPERATURE]=temp; printf("\nON/OFF and mode:\n"); print_binary(on_off_mode); frame[POSITION_ON_OFF_MODE] = on_off_mode; printf("\nfan and swing:\n"); print_binary(flux); frame[POSITION_FLUX] = flux; printf("\noptions:\n"); print_binary(option); frame[POSITION_OPTION] = option; int checksum = reverse_byte(reverse_byte(temp)+reverse_byte(option)+reverse_byte(flux)+reverse_byte(on_off_mode)); checksum = 0; for ( i = 0 ; i < 19 ; i++ ){ checksum+=reverse_byte(frame[i]); } checksum = reverse_byte(checksum); checksum &= 0xFF; // force 1 byte printf("\nchecksum = "); print_binary(checksum); frame[POSITION_CHECKSUM] = checksum; printf("\nframe = \n["); for (i = 0 ; i < 8 ; i++){ print_binary(intro[i]); printf(" "); } printf("] "); for (i = 0 ; i < 19 ; i++){ print_binary(frame[i]); printf(" "); } printf("\n"); }