FlashLightUnit

FlashLight UNIT is an I/O Unit with built-in flash, including AW3641 driver and a white LED, with a color temperature of 5000-5700K. There is a mode selection switch on the board, which can set the flash mode and the constant lighting mode. The communication interface is GPIO. This Unit can be used as a flash or lighting applications.

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FlashLightUnit

Micropython Example:

import os, sys, io
import M5
from M5 import *
from unit import FlashLightUnit
flash = FlashLightUnit((33,32))
flash.flash(FlashLightUnit.BRIGHTNESS_100, FlashLightUnit.TIME_220MS, True)

class FlashLightUnit

Constructors

class FlashLightUnit(port)

Initialize the FlashLightUnit.

参数:

port – The port to which the FlashLightUnit is connected. port[0]: adc pin, port[1]: pump pin.

UIFLOW2:

init.svg

Methods

FlashLightUnit.flash(brightness: int, time: int, turn_off=False) → None

Flash the light.

参数:

  • brightness –

    The brightness of the light.

    Options:

    • FlashLightUnit.BRIGHTNESS_100: 100%

    • FlashLightUnit.BRIGHTNESS_90: 90%

    • FlashLightUnit.BRIGHTNESS_80: 80%

    • FlashLightUnit.BRIGHTNESS_70: 70%

    • FlashLightUnit.BRIGHTNESS_60: 60%

    • FlashLightUnit.BRIGHTNESS_50: 50%

    • FlashLightUnit.BRIGHTNESS_40: 40%

    • FlashLightUnit.BRIGHTNESS_30: 30%

  • time –

    The time of the light.

    Options:

    • FlashLightUnit.TIME_220MS: 220ms

    • FlashLightUnit.TIME_1300MS: 1300ms

  • turn_off – Turn off the light after flash.

UIFLOW2:

flash.svg