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heater2pumps

:)

hub40a-2r1g1b-display

I test with P20F04D-12L-REV1.0 display with 16x8 "pixels" type 2R1G1B

hx711_weight

base info: https://www.hackster.io/team-arduinotronics/arduino-scale-b821ae

ina219

based on info from http://henrysbench.capnfatz.com/henrys-bench/arduino-current-measurements/ina219-arduino-current-sensor-voltmeter-tutorial-quick-start/

intelligent_lighs_for_lobby

based on https://nicuflorica.blogspot.com/2018/11/scari-luminate-inteligent.html

interfon_control

:)

irremote_eeprom

original https://electronicprojectssite.wordpress.com/2016/06/03/8ch-ir-remote-controller-with-i2c-eeprom-using-arduino/

joc

light organ

keypad-and-time-control-acces-system-

use info from http://nicuflorica.blogspot.ro/2016/09/sistem-deblocare-usa-cu-cod-din_13.html

ktm-s1201

based on code from http://tronixstuff.com/2013/03/11/arduino-and-ktm-s1201-lcd-modules/

l293-motor-shield

base artilce: http://www.arduinoecia.com.br/2014/07/arduino-motor-shield-l293d.html

lcd1601

sketch for LCD1601 (16 collons and 1 row)

lcd1602_clock_thermostat_hygrostat

clock with thermostat and hygrostat (humidity control)

lcd1602_thermostat_humidity_control

original thermostat with humidity control

lcd1602shield

see https://www.dfrobot.com/wiki/index.php/Arduino_LCD_KeyPad_Shield_(SKU:_DFR0009)

lcd1602shield_thermostat_humidity_control

changed after http://nicuflorica.blogspot.ro/2015/08/termostat-cu-control-umiditate.html

lcd1602shiled_bargraph

use info from https://www.carnetdumaker.net/articles/faire-une-barre-de-progression-avec-arduino-et-liquidcrystal/

lcd2004_clock_thermostat_hygrostat

lcd_ht1621

base info: http://arduinolearning.com/code/ht1621-6-digit-7-segment-display-example.php

ledcontrol_max7219

base info> http://tronixstuff.com/2013/10/11/tutorial-arduino-max7219-led-display-driver-ic/

lights_stairs

info: https://nicuflorica.blogspot.com/2018/11/scari-luminate-inteligent.html

lipo_3s

based on http://nicuflorica.blogspot.com/2017/07/programator-pentru-attiny254585-cu.html

liquidcrystal595

Connect a 16x2 LCD with 3 instead of 6 pins - original was at http://rowansimms.com/ (here is a back-up)

lm1036

lm35_thermostat_4digit_7segment_led_display

it can be use with common cathode or common anode led display

lora_thingspeak

it use library from https://github.com/sandeepmistry/arduino-LoRa

m590_gprs

example sketch using GPRS module with M90 from Neoway

m590_gprs2

control GPRS M590 module with Arduino Uno, nano, etc...

main-supply-voltmeter

see http://nicuflorica.blogspot.ro/2016/09/masurare-valoare-tensiune-retea-230v50hz.html

main-supply-voltmeter2

use info from https://openenergymonitor.org/emon/buildingblocks/measuring-voltage-with-an-acac-power-adapter