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/* | |
* https://howtomechatronics.com/tutorials/arduino/ultrasonic-sensor-hc-sr04/ | |
* https://codebender.cc/sketch:356078#HC-SR04%20Ultrasonic%20Sensor%20Example.ino | |
* https://einstronic.com/store/controller/esp8266/wemos/wemos-d1-mini-esp8266-wifi-development-board/ | |
* | |
* Uses: https://github.com/gamo256/dweet-esp | |
*/ | |
#include <ESP8266WiFi.h> |
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/** | |
* Simple routine that performs the following: | |
* 1. Configures the software UART on pins 2 and 4 (RX,TX) | |
* 2. Increments a 32-bit variable every 500ms | |
* 4. If it receives a '1' character from bluetooth, it toggles an LED | |
* | |
* @author Justin Bauer - mcuhq.com | |
* @date 4.24.2016 | |
*/ |
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/** | |
* Simple routine that performs the following: | |
* 1. Blink the on-board status LED every 500ms | |
* 2. Configures the software UART on pins 2 and 4 (RX,TX) | |
* 3. Continuously sends the string "hello" to the bluetooth module every 500ms | |
* 4. If it receives a character from bluetooth, it echos it back | |
* | |
* @author mcuhq.com | |
*/ |