1. Add vbat mode for chip internal voltage sample; 2. Add adc channel config; 3. Using DFIFO2 to get the sample value, follow telink sdk. 4. Add calibration function and config; Signed-off-by: wangbowen6 <wangbowen6@xiaomi.com>
1. Add vbat mode for chip internal voltage sample; 2. Add adc channel config; 3. Using DFIFO2 to get the sample value, follow telink sdk. 4. Add calibration function and config; Signed-off-by: wangbowen6 <wangbowen6@xiaomi.com>