Use fastio for literal pins
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@ -52,8 +52,7 @@
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int dac_init() {
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#if PIN_EXISTS(DAC_DISABLE)
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pinMode(DAC_DISABLE_PIN, OUTPUT);
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digitalWrite(DAC_DISABLE_PIN, LOW); // set pin low to enable DAC
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OUT_WRITE(DAC_DISABLE_PIN, LOW); // set pin low to enable DAC
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#endif
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mcp4728_init();
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