fix typos

[apps/native/st-things-co2-meter.git] / inc / co2-sensor.h

diff --git a/inc/co2-sensor.h b/inc/co2-sensor.h
index d3b2b39..ac44cb3 100644 (file)
--- a/inc/co2-sensor.h
+++ b/inc/co2-sensor.h
@@ -28,14 +28,14 @@
   */
 int co2_sensor_read(int ch_num, unsigned int *out_value);
 
-/* release resource */
+/* release co2 sensor resource */
 void co2_sensor_close(void);
 
-/* utility functions */
+/* utility function : convert adc value(from MCP3008) to voltage */
 double co2_sensor_value_to_voltage(unsigned int value);
 
 
-/* Fallowing functions art Not implemented, please see comments in c source code */
+/* Following functions are Not implemented, please see comments in c source code */
 int co2_sensor_set_calibration_values(unsigned int zero_point_v,
                unsigned int second_point_ppm, unsigned int second_point_v);
 unsigned int co2_sensor_voltage_to_ppm(double voltage);