TEF6686
it use info from https://github.com/makserge/tef6686_radioTM1637-display
a modified library for TM1637 for display symbol for degree, 'r' 'h' & 'n' lettersRDA5807
I use info from http://full-chip.net/arduino-proekty/97-cifrovoy-fm-priemnik-na-arduino-i-module-rda5807-s-graficheskim-displeem-i-funkciey-rds.html & http://seta43.hol.es/radiofm.htmlP5_64x32_HUB75
it uses libraries from https://github.com/NeoCat/ESP32-P3RGB64x32MatrixPanel or https://github.com/2dom/PxMatrixM590_GPRS
example sketch using GPRS module with M90 from NeowayESP8266-LED-Matrix-Clock
inspired from https://github.com/schreibfaul1/ESP8266-LED-Matrix-Clockegg-incubator
original project for thermostat & hygrostat to made egg incubatormax7219_matrix_clock
original from https://123led.wordpress.com/mini-led-clock/oled_096_128x64_i2c_RTC_animated-clock
http://www.instructables.com/id/DS3231-OLED-clock-with-2-button-menu-setting-and-t/Vumeter_WS2812
based on articles from http://easytechlearn.com/2020/05/11/amazing-light-effects-with-vu-meter-using-rgb-led/ and https://www.instructables.com/id/Neo-Pixel-Arduino-Vu-Meter/M590_GPRS2
control GPRS M590 module with Arduino Uno, nano, etc...TEA5767---FM-radio
use https://github.com/andykarpov/TEA5767 libraryTFT_eSPI_Bodmer
original https://github.com/Bodmer/TFT_eSPINRF24L01
use RadioHead library (RH_NRF24) - base info from http://arduino-info.wikispaces.com/Nrf24L01-2.4GHz-HowToWeMos_webpage_ajax
use info from http://www.esp8266.com/ThingSpeak
using ThingSpeak.com acount for see and store the data...VFD_FG209M2_2MAX6921
control VFD ITRON FG209M2 with 2 MAX6921 & ArduinoVGAx
use VGAx library from https://github.com/smaffer/vgax (use Arduino IDE 1.6.5 for best results)max7219_matrix_clock3
based on https://github.com/schreibfaul1/ESP8266-LED-Matrix-Clock and https://www.instructables.com/id/ESP8266-LED-Matrix-Clock/diode_temperature_sensor
base info: https://www.hackster.io/microst/thermometer-diode-based-524613LiquidCrystal595
Connect a 16x2 LCD with 3 instead of 6 pins - original was at http://rowansimms.com/ (here is a back-up)ac-dimmer_with_triac
http://nicuflorica.blogspot.ro/2013/02/variator-de-tensiune-pentru-bec.htmlDMD-P10-display
use library from https://www.freetronics.com.au/pages/using-your-freetronics-dmd#.WxrK3UiFOM8LCD1602_thermostat_humidity_control
original thermostat with humidity controlST7735-display
some sketches using this display, for connexion see http://arduinotehniq.blogspot.ro/2016/10/18-tft-display-with-st7735b.htmlLM1036
IRremote_EEPROM
original https://electronicprojectssite.wordpress.com/2016/06/03/8ch-ir-remote-controller-with-i2c-eeprom-using-arduino/matrix_clock_weather_net
original:https://youtu.be/BMY3TZdeMGw ( https://www.bastelgarage.ch/index.php )panel_multimeter
multimeter with protection systemsSDA5708
use SDA5708 display with Arduino boardmultiplexedclock4b
based on https://github.com/tehniq3/multiplexedclock4ESP8266-single
projects with alone ESP8266 like NodeMcuESP8266
fist tests with ESP8266-05, than ESP8266-01 and ArduinoAnalog-Clock-NTP-ESP-32-With-Panel-LED-2P4_or_2P5
replica of Analog Clock for P3 (64x64) led display for 2xP4 or 2xP5 (64x32) led displaymultiplexed_scroll_clock
https://nicuflorica.blogspot.com/NTP
NTP server clockpellet_boiler
original software for automatic pellet boilerL293-motor-shield
base artilce: http://www.arduinoecia.com.br/2014/07/arduino-motor-shield-l293d.htmlNTPclock_MAX7219
base info: https://github.com/G6EJD/ESP8266-MAX7219-LED-4x8x8-Matrix-ClockSWTFT-oscilloscope
a simple TFT oscilloscope who use SWTFT library ( https://github.com/Smoke-And-Wires/TFT-Shield-Example-Code ), original schematic and sketch from http://n.mtng.org/ele/arduino/oscillo.html and a changed sketch by vaupell ( http://www.element14.com/community/people/vaupell ) - http://www.element14.com/community/groups/arduino/blog/2014/12/26/a-simple-diy-oscilloscope-with-arduino-uno-and-mega?CMP=SOM-BLOG-MVAUPELL-ARDUINO-TWDPD-201
VFD display: Datecs DPD-201 v.2.4/2004Arduiniq-ver3
I present a personal version of Arduino boarddiorama_railways_switch
info: http://nicuflorica.blogspot.com/heater2pumps
:)interfon_control
:)ESP8266-12E
using WiFiESP8266-12E shieldP10_clock
base info: https://www.instructables.com/id/Big-Real-Time-Clock-Using-Arduino/3.95-display
use library from https://github.com/prenticedavid/MCUFRIEND_kbv50kg_scale
used library from https://github.com/olkal/HX711_ADCWatch_16x16RGB
based on http://arduino-kid.ru/blog/chasy-na-svetodiodakh-ws2812 and https://youtu.be/1oqfN3A-YfYHDLO-2416
starting point was info from http://gorgusgfx.se/?page_id=62ST7789display
I used Adafruit_ST7789 library.STM32F103C8
based on http://showmeyourcode.org/how-to-program-stm32f103c8t6/soil_moisture_sensor
simple sketches for soil moisture sensorblink
use derivate sketches from base BLINK sketch...NTP_8x32leds2
based on Adafruit_NeoMatrix library and my workNTPclock_7seg_cc
see https://nicuflorica.blogspot.com/2021/10/ceas-ntp-cu-date-meteo-de-la-senzor.htmltwomatrix
https://nicuflorica.blogspot.com/2020/02/pseudoceas-pe-2-matrici-de-8x8-leduri.htmlesp8266_ssid_customname
based on article from https://yoursunny.com/t/2017/HTU21D-ESP8266-SSID/ESP8266_AP_client
base info from https://www.instructables.com/id/Accesspoint-Station-Communication-Between-Two-ESP8/tachometer-RPM-
how measure RPM using hall sensorspi_oled_dht_clock
oled display spi interface - ssd1306 driverHUB40A-2R1G1B-display
I test with P20F04D-12L-REV1.0 display with 16x8 "pixels" type 2R1G1BLCD_HT1621
base info: http://arduinolearning.com/code/ht1621-6-digit-7-segment-display-example.phpbidirectional_detection
http://arduinotehniq.blogspot.com/ & http://nicuflorica.blogspot.com/ & https://www.arduinotehniq.com/Railway_Crossing_2
thanks for "bell" sound to Mike Osborn from "Arduino for Model Railroading" groupwater_tank
https://nicuflorica.blogspot.com/2020/11/sistem-de-automatizare-pentru-umplere.htmlopengate
sistem deschidere poarta culisantamain-supply-voltmeter2
use info from https://openenergymonitor.org/emon/buildingblocks/measuring-voltage-with-an-acac-power-adaptermultiplexedclock5
based on http://nicuflorica.blogspot.com/2017/09/ceas-cu-reglaj-manual-al-orei-si-datei.htmlsimplethermostat
https://nicuflorica.blogspot.com/2019/03/termostat-simplu.html - original by Nicu FLORICA (niq_ro)Otto_robot
use info from http://www.instructables.com/id/Otto-Build-You-Own-Robot-in-Two-Hours/?ALLSTEPSsimple_projects
miscellaneous sketckestimer
:)Analog-Clock-NTP-ESP-32-With-Panel-LED-P3
based on https://github.com/bmzstore/Analog-Clock-NTP-ESP-32-With-Panel-LED-P3 and https://github.com/3tawi/RGBmatrixPanelGPNTP_clock_on_MAX7219_7seg_display
inspired by http://nicuflorica.blogspot.com/2014/11/modul-de-afisare-cu-8-cifre-led-din-7.html and http://nicuflorica.blogspot.com/2022/10/termometruhigrometru-cu-dht2211-si-ceas.htmlaquarium
few project for aquariumMCP41xxx
digital potentiomer, MCP41xxx seriesNTP_clock_oled
besed on https://www.hackster.io/alankrantas/esp8266-ntp-clock-on-ssd1306-oled-arduino-ide-35116elights_stairs
info: https://nicuflorica.blogspot.com/2018/11/scari-luminate-inteligent.htmlAC-light-dimmer-with-mosfet
alternative at classical control with sero cross detector and triaccustom_menu
use info from http://www.coagula.org/content/pages/tutorial-manage-menu-and-lcd-display-arduino and changed MenuBackend librarymarquee_clock_esp8266_DHT
info: https://nicuflorica.blogspot.com/2020/04/ceas-matriceal-animat-cu-esp8266-cu.htmlMaxMatrix-control
cascade 8x8 led display using MaxMatrix library from https://code.google.com/p/arudino-maxmatrix-library/dy50_fingerprint
base info: https://github.com/adafruit/Adafruit-Fingerprint-Sensor-LibraryNTP_clock_4_OLED_displays
inspired by https://randomnerdtutorials.com/tca9548a-i2c-multiplexer-esp32-esp8266-arduino/NTP_clock_TM1640
based on https://wiki.keyestudio.com/Ks0357_Keyestudio_8x16_LED_Matrix_Panel and https://github.com/maxint-rd/TM16xxATtinyx5_test
use AVR programmer from https://learn.sparkfun.com/tutorials/tiny-avr-programmer-hookup-guide/?_ga=2.229874332.1273657073.1503916376-72312305.1499358702MQTT_Mosquitto
base info: http://osoyoo.com/2016/11/24/use-nodemcu-to-send-temperaturehumidity-data-to-mqtt-iot-broker/LCD1602shield_thermostat_humidity_control
changed after http://nicuflorica.blogspot.ro/2015/08/termostat-cu-control-umiditate.htmlserial_control
based on https://learn.adafruit.com/adafruit-arduino-lesson-5-the-serial-monitor/the-serial-monitorMCP4261
base info from http://matthewcmcmillan.blogspot.ro/2014/03/arduino-using-digital-potentiometers.htmlCayenne_IoT
use https://cayenne.mydevices.com/voltampermeter_psu
power supply from https://www.hobbielektronika.hu/forum/?sf=2.7&k=and&h=f&i=b&df=2010-01-19&dt=2010-01-19&s=Keres%25E9sESP8266_deepsleep
base info: http://embedded-lab.com/blog/esp8266-temperature-humidity-logger-deep-sleep-enabled/max7219_matrix_clock2
use info from http://www.arduino.joergeli.de/digiclock/digiclock.php & https://123led.wordpress.com/mini-led-clock/ESP32_webserver
based on https://randomnerdtutorials.com/esp32-web-server-arduino-ide/used_library
not mine, but usefull ...car_engine_control
module for power consumers, drive starter & stop the engineeink_NTPclock
based on https://github.com/ZinggJM/GxEPD libraryLove Open Source and this site? Check out how you can help us