23 lines
803 B
JavaScript
23 lines
803 B
JavaScript
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let ADC = {
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// ## **`ADC.enable(pin)`**
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// Configure and enable ADC for a `pin`,
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// return 1 if success, 0 otherwise.
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enable: ffi('int mgos_adc_enable(int)'),
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// ## **`ADC.read(pin)`**
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// Read `pin` analog value, return an integer.
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//
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// Note for ESP8266 platform:
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// with this function, you can also measure the power voltage
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// of VDD33 pin 3 and 4. Then:
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// 1) TOUT pin has to be floating in the circuit
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// (not connected to anything);
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// 2) In mos.yaml must be set this feature:
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// build_vars:
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// MGOS_ADC_MODE_VDD: 1
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// 3) The return value may be different in different Wi-Fi modes,
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// for example, in Modem-sleep mode or in normal Wi-Fi working
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// mode.
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// Return value: Power voltage of VDD33; unit: 1/1024 V.
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read: ffi('int mgos_adc_read(int)'),
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};
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