69 lines
1.9 KiB
Arduino
69 lines
1.9 KiB
Arduino
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/*
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Example Bluetooth Serial Passthrough Sketch
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by: Jim Lindblom
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SparkFun Electronics
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date: February 26, 2013
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license: Public domain
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This example sketch converts an RN-42 bluetooth module to
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communicate at 9600 bps (from 115200), and passes any serial
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data between Serial Monitor and bluetooth module.
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*/
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#include <SoftwareSerial.h>
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int bluetoothTx = 2; // TX-O pin of bluetooth mate, Arduino D2
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int bluetoothRx = 3; // RX-I pin of bluetooth mate, Arduino D3
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SoftwareSerial bluetooth(bluetoothTx, bluetoothRx);
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void setup()
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{
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Serial.begin(9600); // Begin the serial monitor at 9600bps
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/*bluetooth.begin(115200); // The Bluetooth Mate defaults to 115200bps
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bluetooth.print("$"); // Print three times individually
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bluetooth.print("$");
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bluetooth.print("$"); // Enter command mode
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delay(100); // Short delay, wait for the Mate to send back CMD
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bluetooth.println("U,9600,N"); // Temporarily Change the baudrate to 9600, no parity
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//115200 can be too fast at times for NewSoftSerial to relay the data reliably*/
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delay(1000);
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bluetooth.begin(9600); // Start bluetooth serial at 9600
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bluetooth.print("$"); // Print three times individually
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bluetooth.print("$");
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bluetooth.print("$");
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read();
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delay(1000);
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bluetooth.println("SA,0");
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read();
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bluetooth.println("SM,6");
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read();
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delay(1000);
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bluetooth.println("C");
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read();
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}
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void read() {
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while (bluetooth.available()) {
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// Send any characters the bluetooth prints to the serial monitor
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Serial.print((char)bluetooth.read());
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delay(50);
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}
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}
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void write() {
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while (Serial.available()) {
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// Send any characters the Serial monitor prints to the bluetooth
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bluetooth.print((char)Serial.read());
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delay(50);
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}
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// and loop forever and ever!
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}
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void loop() {
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bluetooth.write(42);
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delay(500);
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}
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