ATMega328P AVR Microcontroller Single Channel Relay The 2004A LCD is a

The 2004A LCD is a 20-column x 4-row character LCD display with HD44780-compatible controller

Can switch 250V AC / 10A loads safely

8-level hardware stack

20 columns x 2 rows character display

Automated greenhouse (lights

ATMega328P AVR Microcontroller Single Channel Relay The 2004A LCD is aATMega328P AVR Microcontroller 8 Bit Arduino MCU The ATMega328P is the heart of the Arduino Uno, a high performance low power 8 bit AVR microcontroller from Microchip (formerly Atmel). With 32KB flash, 2KB SRAM, 6 channel 10 bit ADC, USART, SPI, and I2C, it is one of the most widely used MCUs in embedded systems and maker projects worldwide. Key Features 32KB ISP Flash with Read While Write capability 2KB SRAM, 1KB EEPROM 23 general purpose I O lines