mirror of
https://github.com/felis/USB_Host_Shield_2.0.git
synced 2024-03-22 11:31:26 +01:00
67 lines
2.3 KiB
C++
67 lines
2.3 KiB
C++
/*
|
|
Example sketch for the RFCOMM/SPP Bluetooth library - developed by Kristian Lauszus
|
|
For more information visit my blog: http://blog.tkjelectronics.dk/ or
|
|
send me an e-mail: kristianl@tkjelectronics.com
|
|
*/
|
|
|
|
#include <SPP.h>
|
|
#include <usbhub.h>
|
|
|
|
// Satisfy IDE, which only needs to see the include statment in the ino.
|
|
#ifdef dobogusinclude
|
|
#include <spi4teensy3.h>
|
|
#endif
|
|
#include <SPI.h>
|
|
|
|
USB Usb;
|
|
//USBHub Hub1(&Usb); // Some dongles have a hub inside
|
|
|
|
BTD Btd(&Usb); // You have to create the Bluetooth Dongle instance like so
|
|
|
|
const uint8_t length = 2; // Set the number of instances here
|
|
SPP *SerialBT[length]; // We will use this pointer to store the instances, you can easily make it larger if you like, but it will use a lot of RAM!
|
|
|
|
bool firstMessage[length] = { true }; // Set all to true
|
|
|
|
void setup() {
|
|
for (uint8_t i = 0; i < length; i++)
|
|
SerialBT[i] = new SPP(&Btd); // This will set the name to the default: "Arduino" and the pin to "0000" for all connections
|
|
|
|
Serial.begin(115200);
|
|
#if !defined(__MIPSEL__)
|
|
while (!Serial); // Wait for serial port to connect - used on Leonardo, Teensy and other boards with built-in USB CDC serial connection
|
|
#endif
|
|
if (Usb.Init() == -1) {
|
|
Serial.print(F("\r\nOSC did not start"));
|
|
while (1); // Halt
|
|
}
|
|
Serial.print(F("\r\nSPP Bluetooth Library Started"));
|
|
}
|
|
|
|
void loop() {
|
|
Usb.Task(); // The SPP data is actually not send until this is called, one could call SerialBT.send() directly as well
|
|
|
|
for (uint8_t i = 0; i < length; i++) {
|
|
if (SerialBT[i]->connected) {
|
|
if (firstMessage[i]) {
|
|
firstMessage[i] = false;
|
|
SerialBT[i]->println(F("Hello from Arduino")); // Send welcome message
|
|
}
|
|
if (SerialBT[i]->available())
|
|
Serial.write(SerialBT[i]->read());
|
|
}
|
|
else
|
|
firstMessage[i] = true;
|
|
}
|
|
|
|
// Set the connection you want to send to using the first character
|
|
// For instance "0Hello World" would send "Hello World" to connection 0
|
|
if (Serial.available()) {
|
|
delay(10); // Wait for the rest of the data to arrive
|
|
uint8_t id = Serial.read() - '0'; // Convert from ASCII
|
|
if (id < length && SerialBT[id]->connected) { // Make sure that the id is valid and make sure that a device is actually connected
|
|
while (Serial.available()) // Check if data is available
|
|
SerialBT[id]->write(Serial.read()); // Send the data
|
|
}
|
|
}
|
|
}
|