There is a bracket next to each component, and the array inside the bracket indicates the pins used by the device. For example, the button HEY4 uses pin 18.
Onboard CH340K serial port chip supports automatic downloading. 240*240SPI display, temperature sensor DS18B20, temperature and humidity sensor DHT11, RGB three-color lamp, WS2812 lamp beads, buzzer, infrared thermal sensor, photoresistor, infrared transmitter/receiver, micro button, touch button, some IO lead out.
The display screen uses a Zhongjingyuan SPI interface screen with a resolution of 240*240 and a full-color LCD.
The pin wiring is as follows:
BLK ----- 23
DC ----- 22
SCL ----- 21
SDA ----- 19
RST ---- 17
Drivers can be found at:
https://pan.baidu.com/s/1nF34QoV9Dh_59AWkbowwGQ Extraction code: 8888
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