RF Wireless 433MHz Receiver Module RXB6

Applications

• Car remote door switch (RKE)
• Remote control for door open
• Wireless security alarm
• Remote control curtains
• Wireless industrial controller
• Wireless data transmission

 

• Working Voltage: 2.7V ~ 5V DC
• Data rate: 0kbps-9.6kbps
• Current: 6mA(continuous operation) 0.9uA(standby)
• Sensitivity: -112dBm
• Frequency: 433MHz
• Frequency tolerance of output: ±75KHz
• Output Level: CMOS
• Pin assignment: ANT, GND,GND,DATA,VDD
• Dimension: 30mm(L)*9mm(W)*7mm(H)
• Working temperature: -20.C~+70.C

#include <VirtualWire.h>

const int led_pin = 13;
const int transmit_pin = 12;
const int receive_pin = 11;
const int transmit_en_pin = 3;

void setup()
{
    delay(1000);
    Serial.begin(9600); // Debugging only
    Serial.println("setup");

    // Initialise the IO and ISR
    vw_set_tx_pin(transmit_pin);
    vw_set_rx_pin(receive_pin);
    vw_set_ptt_pin(transmit_en_pin);
    vw_set_ptt_inverted(true); // Required for DR3100
    vw_setup(2000);  // Bits per sec

    vw_rx_start();       // Start the receiver PLL running

    pinMode(led_pin, OUTPUT);
}

void loop()
{
    // RF 433 MHz Module
    uint8_t buf[VW_MAX_MESSAGE_LEN];
    uint8_t buflen = VW_MAX_MESSAGE_LEN;

    if (vw_get_message(buf, &buflen)) // Non-blocking
    {
        int i;
      digitalWrite(led_pin, HIGH); // Flash a light to show received good message
        // Message with a good checksum received, dump it.
        Serial.print("Got: ");
        for (i = 0; i < buflen; i++)
        {
          Serial.print(buf[i], HEX);
          Serial.print(' ');
        }
      Serial.println();
      Serial.println("Got TEXT: ");
      for (i = 0; i < buflen; i++)
      {
        Serial.print((char)buf[i]);
      }
      Serial.println();
      Serial.println();
      digitalWrite(led_pin, LOW);
  }
}