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countngrams

Use Apache Hadoop to count the n-grams in a collection of files

cppreadfile

Simple boilerplate to read text from a file.

csv_parser

C library for parsing CSV files

ctpowermonitor

Single-input CT clamp board for SCT013 class CT clamps

dice

ds18b20

Use an Arduino to read from a DS18B20 and print temps to the serial port.

ds18b20-holder-x6

A simple board to hold 6 DS18B20 temperature sensors

ds18b20tolcd1602

Read from a DS18B20 and print the temp to a LCD1602

ds18b20_demo

A CircuitPython demo of the DS18B20 temperature sensor running on a Raspberry Pi Pico W

esp32aht20bmp280

ESP32 with an AHT20 and a BMP280

esp32bme688

Uses a BME688 sensor on an Adafruit QT Py ESP32-S2

esp32energyaht20bmp280

Uses an ESP32 with a SCT013 to measure amperage, and uses a combined AHT20/BMP280 to monitor temperature, hummidity, and barometric pressure.

esp32_bme280_mqtt

An ESP32 publishing data from a BME280

esp32_bme280_t-display-1

esp32_cpu_memory_info

A sketch that gathers and prints CPU and memory info

esp32_sht30_t-display

This is an Arduino sketch for the Xinyuan-LilyGO TTGO-T-Display ESP32 Devkit which uses a HT30 sensor to measure temperature and humidity, publish those values to a MQTT broker, and print the values to the TFT screen.

esp32_soil_ads1115

Measure 4 soil sensors using an ADS1115 ADC.

esp32_soil_ota

A simple ESP32-based soil moisture monitoring system, which triggers pumps via relay.

esp32_wifi_webserver

An asynchronouus web server for the ESP32

esp8266_bmp280_ota

Sketch to gather temperature and pressure data from a BMP280.

esp8266_htu21d_ota

ESP8266 with HTU21D (SHT20) and OTA

esp8266_soil

A soil moisture monitoring solution.

espbasicmqtt

espbasicmqttservo

A simple program to control a servo via MQTT

espbasicwifi

esphome

espsht30bmp280mqtt

Publish SHT30 and BMP280 readings to MQTT

espsht30mqtt

A simple program for the ESP32 to poll an SHT30 and publish to a MQTT broker.

esp_bmp280_htu21d_ota

ESP32 or 8266 with HTU21D and BMP280 to MQTT

fastble

Android Bluetooth Low Energy (BLE) Fast Development Framework. It uses simple ways to filter, scan, connect, read ,write, notify, readRssi, setMTU, and multiConnection.