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STM32F411_USB_AUDIO_DAC
USB Audio DAC using inexpensive STM32F411 / 401 "Black Pill" and PCM5102A modulesESP32_IMU_BARO_GPS_VARIO
GPS altimeter/variometer with LCD display, routes with waypoints, data/gps track logging, bluetooth NMEA sentence transmission, wifi AP + webpage configurationESP32-LCD-I2S
Espressif ESP32 driving a controller-less monochrome lcd with parallel I2S busKalmanfilter_altimeter_vario
Kalman filter to estimate altitude and climbrate(sinkrate) by fusing altitude and acceleration sensor dataESP32-WROOM32-Eagle-Breakout
Breakout board for ESP32 WROOM32 moduleESP8266_BLUETOOTH_AUDIO_VARIO
A bluetooth audio vario with zero-lag climb/sink rate feedback. Configurable and firmware upgradable via WiFi. Uses off-the-shelf modules. Schematic and PCB layout provided.ESP32_MULTI_METER
ESP32 Multi-meter : Current and voltage meter using an INA226 sensor, frequency counter and generatorESP32_IMU_BARO_GPS_LOGGER
ESP32 high-speed flash data logger for IMU (accelerometer+gyro+magnetometer), GPS, pressure sensor readings.ESP8266_MPU9250_MS5611_VARIO
DIY friendly, cheap, accurate, fast responding WiFi-configurable audio variometer using easily available modulesSIPEED_TANG_PRIMER
Projects using the Sipeed Tang Primer FPGA development boardSTM32_CODE_EXAMPLES
Code examples demonstrating usage of peripherals and features on STM32 Cortex micro-controllersFPGA_STEREO_CROSSOVER
Stereo digital 2-way crossover filters processing I2S audio (16bit or 24bit) streamsESP32C3_BLUETOOTH_AUDIO_VARIO
ESP32-C3 audio vario using Kalman filter to fuse acceleration and pressure sensor data. Bluetooth transmission of LK8EX1 sentences.ov7670fifo
ESP32 web server displaying frames from a 'OV7670+AL422 FIFO' camera moduleESP32_WROVER_BREAKOUT
Breadboard compatible breakout PCB for ESP32-WROVER with TPS82140 power supplyESP32_ASYNC_WEB_SERVER_SPIFFS_OTA
Demo of ESP32 Async Web Server for webpage access and OTA firmware updates, SPIFFS hosted html and css files, DNS for user friendly webpage url. Visual Studio Code + PlatformIO project.ESP8266_MAX30102_SPO2_PULSE_METER
ESP8266 SPO2 and Pulse meter using MAX30102 sensorESP8266_SPO2_PULSE_LOGGER
Displays SPO2 & heart-rate measurements from a MAX30102 sensor on an OLED display and logs the data in real-time to a Thingspeak channelVhARIO-ESPC3
Kicad schematic and layout for ESP32-C3 + MPU9250 + MS5611 audio varioSTM32F103_MAX21105_MS5611_VARIO
Basic altimeter/variometer that fuses accelerometer and barometric sensor data to minimize response lag.FT2232H_CODE_EXAMPLES
Ubuntu and Windows 10 console applications using FT2232HL USB adapter to communicate with SPI and I2C slave devicesESP32_AUTO_WATER
ESP32-C3 automatic plant watering system using capacitive moisture sensor and DS3231 real-time clock. Logs watering history to Google Sheets document. Configurable and firmware upgradable via standalone WiFi Access Point and webserver.ESP8266_ARDUINO_AP_OTA
OTA firmware update of ESP8266 by setting up as WiFi APMS5611_I2C_ARDUINO
Arduino compatible MS5611 class using I2C interface and floating point pressure and altitude computationLove Open Source and this site? Check out how you can help us