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followers: 76.0 following: 10.0 repos: 33.0 gists: 4.0

Name: Hari Nair

Type: User

Location: Bangalore

Blog: http://pataga.net.in

Hari Nair's Projects

aptx_headset

schematic and pcb layout for FT-3188 (CSR8645) APTX headset

ebaz4205_petalinux

Petalinux 2022.2 build for EBAZ4205 board with Zynq 7010 SOC

ebit_z7010

The base reference design for EBIT EBAZ4205 Zynq7010 board.

esp32-lcd-i2s

Espressif ESP32 driving a controller-less monochrome lcd with parallel I2S bus

esp32_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.

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.

esp32_imu_baro_gps_logger

ESP32 high-speed flash data logger for IMU (accelerometer+gyro+magnetometer), GPS, pressure sensor readings.

esp32_imu_baro_gps_vario

GPS altimeter/variometer with LCD display, routes with waypoints, data/gps track logging, bluetooth NMEA sentence transmission, wifi AP + webpage configuration

esp32_multi_meter

ESP32 Multi-meter : Current and voltage meter using an INA226 sensor, frequency counter and generator

esp32_oled_webradio

kodera2t's ESP32_OLED_webradio with TAS5753MD i2s audio power amplifier support

esp32_wrover_breakout

Breadboard compatible breakout PCB for ESP32-WROVER with TPS82140 power supply

esp32c3_bluetooth_audio_vario

ESP32-C3 audio vario using Kalman filter to fuse acceleration and pressure sensor data. Bluetooth transmission of LK8EX1 sentences.

esp8266_arduino_ap_ota

OTA firmware update of ESP8266 by setting up as WiFi AP

esp8266_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.

esp8266_max30102_spo2_pulse_meter

ESP8266 SPO2 and Pulse meter using MAX30102 sensor

esp8266_mpu9250_ms5611_vario

DIY friendly, cheap, accurate, fast responding WiFi-configurable audio variometer using easily available modules

esp8266_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 channel

espasyncwebserver

Async Web Server for ESP8266 and ESP32

fpga_stereo_crossover

Stereo digital 2-way crossover filters processing I2S audio (16bit or 24bit) streams

ft2232h_code_examples

Ubuntu and Windows 10 console applications using FT2232HL USB adapter to communicate with SPI and I2C slave devices

gxepd2_213_b74

Arduino Display Library for SPI E-Paper Displays

kalmanfilter_altimeter_vario

Kalman filter to estimate altitude and climbrate(sinkrate) by fusing altitude and acceleration sensor data

ms5611

MEAS MS5611 pressure sensor library for altitude / variometer applications, uses floating point for better resolution

ms5611_i2c_arduino

Arduino compatible MS5611 class using I2C interface and floating point pressure and altitude computation

ov7670fifo

ESP32 web server displaying frames from a 'OV7670+AL422 FIFO' camera module

sipeed_tang_primer

Projects using the Sipeed Tang Primer FPGA development board

stm32_code_examples

Code examples demonstrating usage of peripherals and features on STM32 Cortex micro-controllers

stm32f103_max21105_ms5611_vario

Basic altimeter/variometer that fuses accelerometer and barometric sensor data to minimize response lag.

stm32f411_usb_audio_dac

USB Audio DAC using inexpensive STM32F411 / 401 "Black Pill" and PCM5102A modules

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