Merck / Mbed OS SmartCap_OS5

Dependencies:   nRF51822

Revision:
4:1bfa16834dd4
Parent:
2:def2c045c43a
Child:
7:090f9eea7b3c
--- a/hw.h	Tue Dec 20 15:13:35 2016 +0000
+++ b/hw.h	Tue Jan 24 16:29:51 2017 +0000
@@ -9,16 +9,17 @@
 
 // Digital I/O lines
 #define PRESS           p3      // Will be shorted to ground when pressed.  Need internal pull-up
-#define SOUND_ANALOG    p1      // Analog signal from opto sensor 
+#define SOUND_ANALOG    p1      // Analog signal from sound sensor 
 #define VDD_ENABLE      p0      // Analog voltage on when hi
 #define LED             p18     // LED on when hi
 
 // ADC defines
 #define ADC_CHAN_BATTERY    0 /* no I/O pin, done internally */
-#define ADC_CHAN_OPTO       2 /* p1 or Analog2 */
+#define ADC_CHAN_SOUND      2 /* p1 or Analog2 */
 
 void delay_ms(uint32_t volatile number_of_ms);
 
+uint16_t adc_read(int chan, int num_readings);
 uint16_t read_battery_voltage(void);
 
 uint32_t read_clock(void);