AC Dimmer

P2 – WIFI Web Power Switch for MAINS – MPSM v.2 DevBoard – ESP8266

UPDATE!! UPDATE !! New released MPDMv4 (MAINS Power Dimmer) Driver Board !   ————————————————————————————————————————– WARNING!! You will play with LIVE MAINS!! Deadly zone!!  If you don’t have any experience and are not qualified for working with MAINS power I will not ecourage you to play arround! —————————————————————————————————————————-  Remember the story Read more…

LUA

AT24C32 – I2C External EEPROM Data Looger

As you remember from our previous article about DS3231 RTC Module, we have identified onboard an EEPROM chip, a 32k AT24C32 one. It is independent from the RTC circuit and conected on the I2C bus, perfect companion for a Data Logger System 🙂                                                        AT24C32 EEPROM The AT24C32 provides 32,768 Read more…

ADC

Internal ADC – ESP8266

———————————  NEW UPADTE  —————————————- Added also a new example for a 0-5V input range with Voltage divider and LSB calculation, “the easy way”: ESP8266 internal ADC 2 – the easy way example ———————————-  UPDATE  ————————————– For a ADC Input Frontend with Auto-range capabilities in the 0-40V Input range take a look Read more…