initial check in based on SVN revision 575

source/ports.h

@@ -0,0 +1,79 @@
+/*
+ * ports.h
+ *
+ *  Created on: Mar 21, 2023
+ *      Author: Keith.Lloyd
+ */
+
+#ifndef PORTS_H_
+#define PORTS_H_
+
+typedef enum {
+	ID_ERROR = 0,			//0V should never happen. Error condition
+	ID_TX_SINGLE_DIRECT,	//Transmitter accessory
+	ID_TX_DUAL_DIRECT,		//Transmitter accessory
+	ID_TX_TBD1,				//
+	ID_CLAMP2,				//
+	ID_CLAMP,				//Receiver Clamp
+	ID_TBD1,				//
+	ID_DIGITAL,				//Digital Accessory - Use for EMS boot in future
+	ID_FAULT_PROBE,			//Fault Probe
+	ID_TBD2,				//
+	ID_TBD3,				//
+	ID_NONE,				//No accessory connected
+	ID_NUM
+}ACCY_ID_t;
+
+
+typedef struct {
+	bool		isConnected;		//Accessory is connected
+	ACCY_ID_t 	connected;			//Currently connected accessory
+	ACCY_ID_t 	lastDetected;		//accessory detected last scan
+	uint32_t 	consecutiveScans;	//number of consecutive scans of same accessory
+
+}ACCESSORY_t;
+
+#define	DELAY_100MS	10
+#define	DELAY_ONE_SECOND	100
+
+#define AC_NUM_SCANS_TO_CONNECT		3		//require 3 consecutive scans to connect to accessory
+
+#define	A1_SLCT			0b00000000
+#define	A2_SLCT			0b00010000
+#define B1_SLCT			0b00001000
+#define	B2_SLCT			0b00011000
+#define TOP_SR			0				//0
+#define MID_SR			1
+#define	BOTTOM_SR		2				//1
+#define	LF				false
+#define HF				true
+
+typedef enum {
+	ONE,
+	TWO,
+	THREE,
+	FOUR
+}OUTPUT_SELECT_t;
+
+
+void ACCY_Init(void);
+void ACCY_Update1(void);
+void ACCY_Update2(void);
+void Read_Tx_Ports(void); // check for whats plugged in at the ports.
+void Tx_ConfigureFrequency(void);
+void ACCY_Connect1(ACCY_ID_t id);
+void ACCY_Connect2(ACCY_ID_t id);
+bool ACCY_IsConnected(uint8_t port);
+ACCY_ID_t ACCY_GetConnectedAccessory(uint8_t port);
+ACCY_ID_t ACCY_GetActive(void);
+void Select_Output_Port(void); // Mutually exclusive output port selector
+void Enable_BC(void);
+void Disable_DC(void);
+void Disable_BC(void);
+void Disconnect(uint8_t port); // called when you disconnect
+uint32_t Search_BC_Frequency(void);
+uint32_t Search_Frequency(uint32_t pattern);
+bool Is_Clamp_Detected(void);
+void Cycled_Freq_Change_BC(uint8_t value);
+void Reset_Power_Gain(void);
+#endif /* PORTS_H_ */