arduino-esp32/libraries/SimpleBLE/examples/SimpleBleDevice/SimpleBleDevice.ino
Joey Babcock ad2adce65e Edit comments for clarity (#478)
* Edit comments for clarity

I was a little confused reading what this sketch did the first time so I attempted to edit these for clarity.

* code edits as well

Grammar fixes for some parts of the code as well
2017-07-02 17:54:20 +02:00

48 lines
1.6 KiB
C++

// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Sketch shows how to use SimpleBLE to advertise the name of the device and change it on the press of a button
// Useful if you want to advertise some sort of message
// Button is attached between GPIO 0 and GND, and the device name changes each time the button is pressed
#include "SimpleBLE.h"
SimpleBLE ble;
void onButton(){
String out = "BLE32 name: ";
out += String(millis() / 1000);
Serial.println(out);
ble.begin(out);
}
void setup() {
Serial.begin(115200);
Serial.setDebugOutput(true);
pinMode(0, INPUT_PULLUP);
Serial.print("ESP32 SDK: ");
Serial.println(ESP.getSdkVersion());
ble.begin("ESP32 SimpleBLE");
Serial.println("Press the button to change the device's name");
}
void loop() {
static uint8_t lastPinState = 1;
uint8_t pinState = digitalRead(0);
if(!pinState && lastPinState){
onButton();
}
lastPinState = pinState;
while(Serial.available()) Serial.write(Serial.read());
}