Diff: hw.h

Revision:

2:def2c045c43a

Child:

4:1bfa16834dd4

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hw.h	Tue Dec 20 14:48:43 2016 +0000
@@ -0,0 +1,33 @@
+//
+// Hardware definitions for the Nordic eTwist Board
+//
+// SPG 12/13/2016
+//
+
+#ifndef __HW
+#define __HW
+
+// 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 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 */
+
+void delay_ms(uint32_t volatile number_of_ms);
+
+uint16_t read_battery_voltage(void);
+
+uint32_t read_clock(void);
+void init_clock(uint32_t s);
+void set_time_offset(uint32_t s);
+uint32_t read_time_correction(void);
+
+char * uli2a(uint32_t num);
+char * char2hex(char c);
+char * char2hex(uint32_t n, int digits);
+
+#endif // #ifndef __HW
\ No newline at end of file