From: asterix <asterix@38d2e660-2303-0410-9eaa-f027e97ec537>
Date: Mon, 28 Jun 2010 18:12:07 +0000 (+0000)
Subject: Revert last commit and add comments.
X-Git-Tag: 2.6.0~344
X-Git-Url: https://codewiz.org/gitweb?a=commitdiff_plain;h=13292fe21ffef5edef79eb339903a91d5dde6b93;p=bertos.git

Revert last commit and add comments.

git-svn-id: https://src.develer.com/svnoss/bertos/trunk@3963 38d2e660-2303-0410-9eaa-f027e97ec537
---

diff --git a/boards/stm32-p103/hw/hw_adc.h b/boards/stm32-p103/hw/hw_adc.h
index 2883d8ab..c2c321f1 100644
--- a/boards/stm32-p103/hw/hw_adc.h
+++ b/boards/stm32-p103/hw/hw_adc.h
@@ -42,15 +42,21 @@
 
 #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);
 }
 
-INLINE uint16_t hw_readIntTemp(void)
+/*
+ * Return the cpu core temperature in degrees.
+ */
+INLINE float hw_readIntTemp(void)
 {
-	uint16_t vsens = ADC_RANGECONV(adc_read(ADC_TEMP_CH), 0, 3300);
-	return (((ADC_TEMP_V25 - vsens) / ADC_TEMP_SLOPE) + ADC_TEMP_CONST);
+	float vsens = ADC_RANGECONV(adc_read(ADC_TEMP_CH), 0, 3.3);
+	return (float)(((ADC_TEMP_V25 - vsens) / ADC_TEMP_SLOPE) + ADC_TEMP_CONST);
 }
 
 #endif /* HW_ADC_H */