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rdm6300.h
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/
rdm6300.h
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/*
* A simple library to interface with rdm6300 rfid reader.
*
* Arad Eizen (https://github.com/arduino12).
*/
#ifndef _RDM6300_h_
#define _RDM6300_h_
#include <Arduino.h>
#if defined(ARDUINO_ARCH_ESP32) || defined(ARDUINO_ARCH_ESP8266) || defined(ARDUINO_ARCH_SAMD)
#define RDM6300_HARDWARE_SERIAL
#endif
#if !(defined(ARDUINO_ARCH_ESP32) || defined(ARDUINO_ARCH_SAMD))
#define RDM6300_SOFTWARE_SERIAL
#endif
#ifdef RDM6300_HARDWARE_SERIAL
#ifdef ARDUINO_ARCH_SAMD
#include <Uart.h>
#define HardwareSerial_t Uart
#else
#include <HardwareSerial.h>
#define HardwareSerial_t HardwareSerial
#endif
#endif
#ifdef RDM6300_SOFTWARE_SERIAL
#include <SoftwareSerial.h>
#endif
#include <Stream.h>
#define RDM6300_BAUDRATE (9600)
#define RDM6300_PACKET_SIZE (14)
#define RDM6300_PACKET_BEGIN (0x02)
#define RDM6300_PACKET_END (0x03)
#define RDM6300_DEFAULT_TAG_TIMEOUT_MS (300)
#define RDM6300_READ_TIMEOUT (20)
class Rdm6300
{
public:
void begin(Stream *stream);
void begin(int rx_pin, uint8_t uart_nr=1);
void end(void);
void set_tag_timeout(uint32_t tag_timeout_ms);
uint32_t get_tag_id(void);
uint32_t get_new_tag_id(void);
#ifdef RDM6300_SOFTWARE_SERIAL
void listen(void);
bool is_listening(void);
#endif
private:
void _update(void);
uint32_t _read_tag_id(void);
#ifdef RDM6300_HARDWARE_SERIAL
HardwareSerial_t *_hardware_serial = NULL;
#endif
#ifdef RDM6300_SOFTWARE_SERIAL
SoftwareSerial *_software_serial = NULL;
#endif
Stream *_stream = NULL;
uint32_t _tag_id = 0;
uint32_t _new_tag_id = 0;
uint32_t _last_tag_id = 0;
uint32_t _last_tag_ms = 0;
uint32_t _tag_timeout_ms = RDM6300_DEFAULT_TAG_TIMEOUT_MS;
};
#endif