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    Pi 4B - 4x UART Box - RS232 x2 / RS485 x2 - 4K Splitter
  • Pi 4B - 4x UART Box - RS232 x2 / RS485 x2 - 4K Splitter
  • Pi 4B - 4x UART Box - RS232 x2 / RS485 x2 - 4K Splitter
  • Pi 4B - 4x UART Box - RS232 x2 / RS485 x2 - 4K Splitter

The 4K UART box provide RS232 x2 & Rs483 x2 for device control. build in 4K splitter for you connect standard HDMI cable between TV and this media box.


1. Provide RS232 x2 & RS485 x2  RJ45 output

2. 4K HDMI Splitter 2x 1 to 2 input from Pi4 HDMI 0/1
3. Standard HDMI connector x4 , can connect up to 4 Monitor
    Pi4 HDMI 0/1 to 2 set 1 to 2 HDMI Splitter

4. Pi4 Audio output and USB C power input all in front panel side
5. On board DS18B20 1Wire Temperature sensor
6. Provide 8 GPIO control LED
7. 1 GPIO 5V Mini Fan control pin (ON/OFF control ) ( 2.0mm / 2.54mm pitch )
8. On board RTC function with CR1220 Battery socket
9.  UART Board Power select jumper from Pi or Micro USB
10. 5V Mini Fan Power select jumper from Pi or Micro USB
11. It provides an individual 3.3V power for UART Board
12. Provide HAT EEPROM for future driver program update.
13. One software control Micro Switch for Program ( Shut Down , reboot....)
14. use 20x2 40pin cable connect to Pi
15. PCB size 120mm x 85mm
16. Box size 200mm x 125mm x 55mm
17. 80mm x80mm & 40mm x40mm fan screw hole
18. Raspberry Pi model 4B still can use on board Bluetooth & WiFi



Driver Load , system info and demo  Send/Receive program


  1. i2cdetect screen you will see 4c, 4d and 68 location display with "UU"
  2. dev.sh display ttyPiCOM0 ~ ttyPiCOM3
  3. Screen resolution setting ( 3840 x 2160)
  4. receive python program use COM1, COM3
  5. send python program use COM 2, COM 4
  6
.  DC Fan C demo program
  7. DC Fan python demo program.
  8. DC Fan system status screen  terminal.



RS232 with RJ45 Pin 1  to Pin8  output 

   CTS , RTS, DCD, GND , DTR, TXD, RXD, DSR

  RS485  with RJ45 Pin 1  to Pin8  output  

  XXX  XXX   D+  GND   XXX  XXX   D-   XXX

     1     2       3       4        5      6      7      8


File Download     

  Software Pack

  User Manual

 

Package Content

  1x Pi 4B 4K-Splitter- RS232x2 - RS485x2  4K-UART Media Box  (Black/Space Gray)

1x Pi 4B/4GB  with 16 GB Micro SD card ( include driver & demo program)

  1x 80 mm x 80 mm  DC fan

  1x manual 

Pi 4B - 4x UART Box - RS232 x2 / RS485 x2 - 4K Splitter

  • Brand: Pridopia
  • Product Code: Pi4-4xUART-232-485-4k-splitter-box
  • Availability: 180 days
  • Weight: 1.3 kg
    Dimensions (LxWxH): 200 mm x 125 mm x 55 mm
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