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ADC

Feature Description

Analog to Digital Conversion

Init in Pin Set the sampling channel pin

set width Set the sampling width

set atten Set ADC input attenuation * ADC.ATTN_0DB: 0dB attenuation, providing a maximum input voltage of 1.00v * ADC.ATTN_2_5DB: 2.5dB attenuation, providing an approximate maximum input voltage of 1.34v * ADC.ATTN_6DB: 6dB attenuation, providing an approximate maximum input voltage of 2.00v * ADC.ATTN_11DB: 11dB attenuation, providing an approximate maximum input voltage of 3.6v

read value Read the ADC value

Usage Instructions

Sample on channel adc0 at pin 36, read the value

DAC

Feature Description

Digital to Analog Conversion

Init in Pin Set the conversion channel

write value Write the DA value

beep with freq duration scale Set the buzzer frequency, duration, and amplitude

waveform with freq type duration scale offset invert Set the waveform frequency, amplitude, offset

stop wave Stop the output

set freq Set the frequency

Usage Instructions

Output waveform on dac0 channel at pin 25

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