feat-hal-2 (#4)

Finished working initial version

Co-authored-by: Andis Zīle <andis.jarganns@gmail.com>
Reviewed-on: #4
Co-authored-by: Andis Zīle <andis.jargans@gmail.com>
Co-committed-by: Andis Zīle <andis.jargans@gmail.com>

firmware/src/hw/safe_ain.h

@@ -0,0 +1,50 @@
+#ifndef SAFE_AIN_H_
+#define SAFE_AIN_H_
+
+/**** Includes ****/
+#include <stdint.h>
+#include "../utils/vcounter.h"
+#include "../bsp/board.h"
+
+namespace hw {
+
+/**** Public definitions ****/
+
+class SafeAin
+{	
+	public:
+	SafeAin(void);
+	~SafeAin(void);
+	
+	void init(bsp::AnalogIn* ain_ch, util::VCounter* timer);
+	
+	uint8_t warning;
+	uint8_t fault;
+	uint16_t last_read;
+	
+	uint16_t under_treshold;
+	uint16_t over_treshold;
+	uint16_t hold_time;
+	uint16_t cooldown_time;
+	
+	uint8_t update_ain;
+	uint8_t auto_reset;
+	
+	void process(void);
+	
+	#ifndef TESTING
+	protected:
+	#endif
+	bsp::AnalogIn* ain_ch;
+	util::VCounter* timer;
+	uint16_t ts_state_chnage;
+};
+
+/**** Public function declarations ****/
+
+#ifdef TESTING
+#endif
+
+} //namespace
+
+#endif /* SAFE_AIN_H_ */