2. Use the TM1640 driver tested by netizens
3. The main control uses esp8266 12f
4. With ch340c to serial port module
5. Can be powered by external battery
renew:
2021/06/29
1. Increase the sense of light distance and detect the brightness of ambient light sources (not yet verified)
2. Add temperature and humidity sensor, DHT11, verified and available
1. Time display, hours, minutes and seconds
2. Calendar display, year, month, day and week
3. Use web configuration + smartConfig for network distribution.
4. Access to the lighting platform, you can input characters on your mobile phone and dot matrix display
5. Display indoor temperature and humidity
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