LCD Unit

Unit LCD is a 1.14 inch color LCD expansion screen unit. It adopts ST7789V2 drive scheme, the resolution is 135*240, and it supports RGB666 display (262,144 colors). The internal integration of ESP32-PICO control core (built-in firmware, display development is more convenient), support through I2C (addr: 0x3E) communication interface for control and firmware upgrades. The back of the screen is integrated with a magnetic design, which can easily adsorb the metal surface for fixing. The LCD screen extension is suitable for embedding in various instruments or control devices that need to display simple content as a display panel.

Support the following products:

LCDUnit

Micropython example:

import M5
display = M5.addDisplay({"unit_lcd":{"enabled":True, "pin_scl": 22, "pin_sda": 21, "i2c_addr": 0x3E, "i2c_freq": 400000}}) # Add LCD unit
display.clear(0xffffff) # Clear screen

class LCDUnit

Constructors

class LCDUnit(port, address, freq)

Initialize the Unit LCD

参数:

  • port (tuple) – The port to which the Unit LCDUnit is connected. port[0]: scl pin, port[1]: sda pin.

  • address (int|list|tuple) – I2C address of the Unit LCDUnit, default is 0x3D.

  • freq (int) – I2C frequency of the Unit LCDUnit.

UIFLOW2:

init.svg

Methods