mirror of
https://github.com/felis/USB_Host_Shield_2.0.git
synced 2024-03-22 11:31:26 +01:00
64 lines
2.4 KiB
C++
64 lines
2.4 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>
|
|
|
|
USB Usb;
|
|
//USBHub Hub1(&Usb); // Some dongles have a hub inside
|
|
|
|
BTD Btd(&Usb); // You have to create the Bluetooth Dongle instance like so
|
|
SPP *SerialBT[2]; // We will use this pointer to store the two instance, you can easily make it larger if you like, but it will use a lot of RAM!
|
|
const uint8_t length = sizeof(SerialBT) / sizeof(SerialBT[0]); // Get the lenght of the array
|
|
boolean firstMessage[length] = { true }; // Set all to true
|
|
uint8_t buffer[50];
|
|
|
|
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 "1234" for all connections
|
|
|
|
Serial.begin(115200);
|
|
while (!Serial); // Wait for serial port to connect - used on Leonardo, Teensy and other boards with built-in USB CDC serial connection
|
|
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;
|
|
}
|
|
if (Serial.available()) {
|
|
delay(10); // Wait for the rest of the data to arrive
|
|
uint8_t i = 0;
|
|
while (Serial.available() && i < sizeof(buffer)) // Read the data
|
|
buffer[i++] = Serial.read();
|
|
/*
|
|
Set the connection you want to send to using the first character
|
|
For instace "0Hello World" would send "Hello World" to connection 0
|
|
*/
|
|
uint8_t id = buffer[0] - '0'; // Convert from ASCII
|
|
if (id < length && i > 1) { // And then compare to length and make sure there is any text
|
|
if (SerialBT[id]->connected) { // Check if a device is actually connected
|
|
for (uint8_t i2 = 0; i2 < i - 1; i2++) // Don't include the first character
|
|
buffer[i2] = buffer[i2 + 1];
|
|
SerialBT[id]->write(buffer, i - 1); // Send the data
|
|
}
|
|
}
|
|
}
|
|
}
|