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diff --git a/README.md b/README.md new file mode 100644 index 0000000..ae16c11 --- /dev/null +++ b/README.md @@ -0,0 +1,24 @@ +# `EZADC` + +This ESP32 component was made to more easily gather data from the analog-to-digital converter (ADC). It defines a new data structure, `ADC`, which allows the user to quickly configure and use the ADC. + +## `ADC` + +To initialize the data structure, one may use the component library as follows: + + // Create ADC + ADC my_adc; + + // Initialize ADC + init_adc(&my_adc); + + // Configure ADC to channel 7 + config_adc(&my_adc, 7); + + // Read from ADC channel 7 + ez_read(&my_adc); + + // Tear down ADC when you're done + teardown_adc(&my_adc); + +This was originally done to read the battery voltage on the Adafruit Feather HUZZAH32, where the GPIO 35 is connected to ADC channel 7. |
