@@ -14,6 +14,10 @@
#define __ADC_H__
#include <rtthread.h>
+#define RT_ADC_INTERN_CH_TEMPER ((rt_uint32_t)-1)
+#define RT_ADC_INTERN_CH_VREF ((rt_uint32_t)-2)
+#define RT_ADC_INTERN_CH_VBAT ((rt_uint32_t)-3)
+
struct rt_adc_device;
struct rt_adc_ops
{