//Modified: Abhishek Malik #include #include #include #include #include #include "mq303a.h" #include "upm_utilities.h" #include "mraa.h" int main() { if (mraa_init() != MRAA_SUCCESS) { perror("Failed to initialize mraa\n"); return -1; } /* --------- MQ303A EXAMPLE -------- */ mq303a_context dev = mq303a_init(0, 15); printf("init done for mq303a\n"); int value; mq303a_heater_enable(dev, true); upm_delay(12); while(1){ mq303a_get_value(dev, &value); printf("returned value: %d\n", value); upm_delay(1); } return 0; }