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@ -28,12 +28,3 @@ useful resources:
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MCP4921 datasheet: |
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https://ww1.microchip.com/downloads/aemDocuments/documents/OTH/ProductDocuments/DataSheets/22248a.pdf |
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TODO: gate on/off controls, can just use hardware GPIO in digital mode |
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TODO: add README with wiring instructions for SPI to DAC |
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TODO: DAC voltage stepping |
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if we use DAC input 4080 = 5V, then we can do steps of 1/12V on exactly the |
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correct DAC value. Would then need to set Vref to |
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DAC: 5V = 4080 / 4095 * Vref, Vref ~= 5.0184 |
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