}
}
+
+
+static void
+ao_temp (void)
+{
+ struct ao_adc adc;
+ int temp;
+
+ ao_adc_get(&adc);
+
+ /*
+ * r = (110 - 25) / (ts_cal_hot - ts_cal_cold)
+ * 25 + (110 - 25) * (temp - ts_cal_cold) / (ts_cal_hot - ts_cal_cold)
+ */
+ temp = 25 + (110 - 25) * (adc.temp - stm_temp_cal.ts_cal_cold) / (stm_temp_cal.ts_cal_hot - stm_temp_cal.ts_cal_cold);
+ printf ("temp: %d\n", temp);
+}
+
__code struct ao_cmds ao_demo_cmds[] = {
{ ao_dma_test, "D\0DMA test" },
{ ao_spi_write, "W\0SPI write" },
{ ao_spi_read, "R\0SPI read" },
+ { ao_temp, "t\0Show temp" },
{ 0, NULL }
};
uint16_t tick;
int16_t idd;
int16_t temp;
+ int16_t vref;
};
#define AO_ADC_IDD 4
#define AO_ADC_RCC_AHBENR ((1 << STM_RCC_AHBENR_GPIOAEN))
#define AO_ADC_TEMP 16
+#define AO_ADC_VREF 17
#define HAS_ADC_TEMP 1
-#define AO_NUM_ADC 2
+#define AO_NUM_ADC 3
#define AO_ADC_SQ1 AO_ADC_IDD
#define AO_ADC_SQ2 AO_ADC_TEMP
+#define AO_ADC_SQ3 AO_ADC_VREF
#endif /* _AO_PINS_H_ */