https://github.com/greatcattw/dmx512_ft232

Using FTDI ft232 as host controller to control DMX512 device in Ubuntu
https://github.com/greatcattw/dmx512_ft232

dmx512 ft232 ftdi linux

Last synced: 2 months ago
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Using FTDI ft232 as host controller to control DMX512 device in Ubuntu

• Host: GitHub
• URL: https://github.com/greatcattw/dmx512_ft232
• Owner: greatcattw
• Created: 2025-01-22T03:13:40.000Z (4 months ago)
• Default Branch: main
• Last Pushed: 2025-02-03T01:57:56.000Z (4 months ago)
• Last Synced: 2025-02-03T02:30:36.425Z (4 months ago)
• Topics: dmx512, ft232, ftdi, linux
• Language: C
• Homepage:
• Size: 1.29 MB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
# dmx512_ft232

Using FTDI ft232 as host controller to control DMX512 device in Ubuntu 22


![pic](pic/light.jpg)


## Discription

DMX512 protocol includes a status of break.


In order to make status of break, I use DTR to carry out it.





![pic](pic/protocol.jpg)





![pic](pic/schematic.jpg)





![pic](pic/rs485.jpg)





![pic](pic/1.jpg) 





![pic](pic/2.jpg) 





![pic](pic/3.jpg) 





![pic](pic/box_id.jpg) 





# Test sample code

## Test par light




Datasheet of channel 


![pic](pic/par_ch_function.jpg) 





Make sure /dev/ttyUSB0 is a+rw


Make sure address of par light is 001.


### Test red light.


./a.out 255 255 0 0 0 0 0 0 0 0 


### Test green light.


./a.out 255 0 255 0 0 0 0 0 0 0 


### Test blue light.


./a.out 255 0 0 255 0 0 0 0 0 0 


## Test magic ball light




![pic](pic/ball_ch_function.jpg) 


Make sure /dev/ttyUSB0 is a+rw


Make sure address of par light is 001.


### Test red light.


./a.out 39 0 0 0 0 0 0 0 0 0 


### Test green light.


./a.out 59 0 0 0 0 0 0 0 0 0 


### Test blue light.


./a.out 79 0 0 0 0 0 0 0 0 0 


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