X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=boards%2Fstm32-p103%2Fhw%2Fhw_adc.h;h=8e0f0deecc9b448362207baf047bf2650ae96426;hb=f30870b670b3bf27f28a219d58c852db15ca64a9;hp=3c6e4bbce7952c59026c2fa94b2818e83468f550;hpb=066883340bb685b1dfce449cd538418579d3d0ce;p=bertos.git

diff --git a/boards/stm32-p103/hw/hw_adc.h b/boards/stm32-p103/hw/hw_adc.h
index 3c6e4bbc..8e0f0dee 100644
--- a/boards/stm32-p103/hw/hw_adc.h
+++ b/boards/stm32-p103/hw/hw_adc.h
@@ -42,15 +42,28 @@
 
 #include <io/stm32.h>
 
+/*
+ * Return the Vrefint voltage in mV.
+ */
 INLINE uint16_t hw_readVrefint(void)
 {
-	return ADC_RANGECONV(adc_read(ADC_VREFINT_CH), 0, 3.3);
+	return ADC_RANGECONV(adc_read(ADC_VREFINT_CH), 0, 3300);
+}
+
+/*
+ * Return the cpu core temperature in degrees * 100.
+ */
+INLINE uint16_t hw_readIntTemp(void)
+{
+	uint16_t vsens = ADC_RANGECONV(adc_read(ADC_TEMP_CH), 0, 3300);
+
+	uint16_t temp = (((ADC_TEMP_V25 - vsens) * 1000)/ ADC_TEMP_SLOPE) + ADC_TEMP_CONST;
+	return (temp / 10);
 }
 
-INLINE float hw_readIntTemp(void)
+INLINE uint16_t hw_readRawTemp(void)
 {
-	float vsens = ADC_RANGECONV(adc_read(ADC_TEMP_CH), 0, 3.3);
-	return (float)(((ADC_TEMP_V25 - vsens) / ADC_TEMP_SLOPE) + ADC_TEMP_CONST);
+	return (uint16_t)ADC_RANGECONV(adc_read(ADC_TEMP_CH), 0, 3300);
 }
 
 #endif /* HW_ADC_H */