/*
 * Serialh
 *
 *  Created on: 17.10.2020
 *      Author: Florin (Nicolas)
 */


#ifndef SERIAL_H_
#define SERIAL_H_

//public types

#include "main.h"

#define BUFFER_LEN 256


typedef struct {
	uint32_t head;
	uint32_t tail;
	uint8_t buf[BUFFER_LEN];
} Buffer;

typedef struct {
	UART_HandleTypeDef * handler;
	Buffer out;
	Buffer in;
	uint8_t txnComplete;
	uint8_t flow;
	GPIO_TypeDef* flowPort;
	uint16_t flowPin;
} Serial;



//public function declarations
void ISR_Serial(Serial* this);

void Serial_init(Serial* this, UART_HandleTypeDef* handler);
void Serial_initFlow(Serial* this, GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
uint16_t Serial_available(Serial* this);
void Serial_flushRX(Serial* this);
void Serial_flushTX(Serial* this);
void Serial_print(Serial* this, const char* str);
uint8_t Serial_read(Serial* this);
uint16_t Serial_readBuf(Serial* this, uint8_t* buf, uint16_t len);
void Serial_writeBuf(Serial* this, const uint8_t* buf, uint16_t len);
void Serial_write(Serial* this, const uint8_t data);

#endif /* SERIAL_H_ */