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raspberry:dac_mcp4802-22 [2020/10/09 21:50]
admin [Links] 		raspberry:dac_mcp4802-22 [2020/10/09 22:27]
admin [Links]
Line 24: Line 24:
 Before using the Wiring object enable the SPI interface in: Before using the Wiring object enable the SPI interface in:
    $ sudo raspi-config    $ sudo raspi-config
 +
 +----
 +==== Commandline Test ====
 +
 +to output some voltage:
 +  $ echo -ne "\x1F\xFF" > /dev/spidev0.1
  
 ---- ----
 ==== Links ==== ==== Links ====
  
 +[[https://swharden.com/blog/2016-09-28-generating-analog-voltages-with-the-raspberry-pi/]]\\
 +[[https://learn.sparkfun.com/tutorials/raspberry-pi-spi-and-i2c-tutorial/all]]\\
 +[[http://wiringpi.com/reference/spi-library/]]\\
 [[https://projects.drogon.net/raspberry-pi/wiringpi/spi-library/]]\\ [[https://projects.drogon.net/raspberry-pi/wiringpi/spi-library/]]\\
 [[https://projects.drogon.net/raspberry-pi/gertboard/analog-inout/]]\\ [[https://projects.drogon.net/raspberry-pi/gertboard/analog-inout/]]\\
 +[[https://projects.drogon.net/understanding-spi-on-the-raspberry-pi/]]\\
 [[https://www.petervis.com/Raspberry_PI/Gertboard_Raspberry_Pi_Expansion/Gertboard_Digital_to_Analog_Converter.html]]\\ [[https://www.petervis.com/Raspberry_PI/Gertboard_Raspberry_Pi_Expansion/Gertboard_Digital_to_Analog_Converter.html]]\\
 [[https://engineer.john-whittington.co.uk/2015/03/raspberry-pi-dac-mcp4725-with-wiringpi/]]\\ [[https://engineer.john-whittington.co.uk/2015/03/raspberry-pi-dac-mcp4725-with-wiringpi/]]\\
 [[https://skpang.co.uk/blog/archives/689]]\\ [[https://skpang.co.uk/blog/archives/689]]\\
 +[[http://www.netzmafia.de/skripten/hardware/RasPi/RasPi_SPI.html]]\\