Shenzhen Huidu Technology Co., Ltd www.huidu.cn 2
W66 is Wi-Fi control card, update programs by Wi-Fi connected, it has USB port，
can also using the U disk to update the program. Low cost, Cost-effective，simple
software interface, easy to operate，better display information、good effect，
supports variety kinds of single-color display.
Application software：HD2020, LedArt.
2. Appearance Description
- Power connector, connect 5V power supply
- USB ports, Updated program by U-disk
- Serial communication port
- Connect the computer through Wi-Fi to send parameters and programs
- LAN port, Connect the computer through Ethernet to send parameters and programs
- Test button, click to switch screen test status
- Three ports numbered 7
- S2, Connect the point switch, switch to the next program, the timer starts, and count plus.
- S3, Connect the point switch, switch the previous program, timer reset, and count down.
- S4, Connect the point switch, program control, timing pause, count reset
- P7， Connect the brightness sensor
- P12, Connect the PM2.5 Sensor or GPS time correction module
- 50*HUB, connect the display
- Connect the IR, by remote control
- P5， Connect the temperature/humidity sensor
- Temperature and humidity port