# LCD 16X2 ## Description This is a 16x2 LCD display screen with I2C interface. It is able to display 16x2 characters on 2 lines, white characters on blue background. ## Project Details - **Owner:** raikage - **Created:** 5/7/2025 - **Last Updated:** 5/7/2025 - **Visibility:** Public - **Part Type:** Module - **Manufacturer Part Number:** LCD - **Forks:** 8 ## Key Components ### ? — [LCD 16X2](https://www.flux.ai/vasyl/lcd-16x2~sj2.md) - Manufacturer Part Number: LCD - Datasheet URL: U **Pins:** - GND - SCL - SDA - VCC ### U1 — [RC522 RFID](https://www.flux.ai/jecstronic/rc522-rfid~dc6.md) - Part Type: Module - Manufacturer Name: Handson Technology - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: RC522 - Datasheet URL: http://www.handsontec.com/dataspecs/RC522.pdf **Pins:** - GND [pin 3] - IRQ [pin 4] - MISO/SCL/Tx [pin 5] - MOSI [pin 6] - RST [pin 2] - SCK [pin 7] - SS/SDA/Rx [pin 8] - VCC [pin 1] ### U1 — [ESP32-DEVKITC-32UE](https://www.flux.ai/adrian95/esp32-devkitc-32ue~ba.md) - Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32e_esp32-wroom-32ue_datasheet_en.pdf - Part Type: Development Board - Manufacturer Part Number: ESP32-DEVKITC-32UE - Manufacturer Name: Espressif Systems - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - 3V3 [pin 1] - 5V [pin 19] - CLK [pin 38] - CMD [pin 18] - D0 [pin 37] - D1 [pin 36] - D2 [pin 16] - D3 [pin 17] - EN [pin 2] - GND [pin 26] - GND [pin 20] - GND [pin 14] - GPIO0 [pin 33] - GPIO12 [pin 13] - GPIO13 [pin 15] - GPIO14 [pin 12] - GPIO15 [pin 35] - GPIO16 [pin 31] - GPIO17 [pin 30] - GPIO18 [pin 28] - GPIO19 [pin 27] - GPIO2 [pin 34] - GPIO21 [pin 25] - GPIO22 [pin 22] - GPIO23 [pin 21] - GPIO25 [pin 9] - GPIO26 [pin 10] - GPIO27 [pin 11] - GPIO32 [pin 7] - GPIO33 [pin 8] - GPIO34 [pin 5] - GPIO35 [pin 6] - GPIO4 [pin 32] - GPIO5 [pin 29] - RX [pin 24] - TX [pin 23] - VN [pin 4] - VP [pin 3] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/raikage/lcd-16x2~do](https://www.flux.ai/raikage/lcd-16x2~do).* --- *Generated from [https://www.flux.ai/raikage/lcd-16x2~do](https://www.flux.ai/raikage/lcd-16x2~do)*