e8ac0bd429
This wave generator example does following: - An analog signal generator. - Offering four kinds of waveform: sine, triangle, sawtooth, square. - Customer can select their expected waveform, frequency, etc. All of them can be configured in menuconfig.
104 lines
3.2 KiB
Plaintext
104 lines
3.2 KiB
Plaintext
menu "Example Configuration"
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choice EXAMPLE_DAC_CHANNEL
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bool "DAC Channel Num"
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default EXAMPLE_DAC_CHANNEL_1
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help
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Select DAC channel used by the wave generator.
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config EXAMPLE_DAC_CHANNEL_1
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bool "DAC Channel 1 (GPIO25)"
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config EXAMPLE_DAC_CHANNEL_2
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bool "DAC Channel 2 (GPIO26)"
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endchoice
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config EXAMPLE_DAC_CHANNEL
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int
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default 0 if EXAMPLE_DAC_CHANNEL_1
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default 1 if EXAMPLE_DAC_CHANNEL_2
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choice EXAMPLE_WAVEFORM
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bool "Waveform"
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default EXAMPLE_WAVEFORM_SINE
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help
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Select waveform
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config EXAMPLE_WAVEFORM_SINE
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bool "Sine selected"
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config EXAMPLE_WAVEFORM_TRIANGLE
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bool "Triangle selected"
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config EXAMPLE_WAVEFORM_SAWTOOTH
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bool "Sawtooth selected"
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config EXAMPLE_WAVEFORM_SQUARE
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bool "Square selected"
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endchoice
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choice EXAMPLE_WAVE_FREQUENCY
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bool "Wave frequency"
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default EXAMPLE_WAVE_FREQ_3000
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help
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Select output wave frequency.
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config EXAMPLE_WAVE_FREQ_1000
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bool "1000 Hz"
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config EXAMPLE_WAVE_FREQ_2000
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bool "2000 Hz"
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config EXAMPLE_WAVE_FREQ_3000
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bool "3000 Hz"
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config EXAMPLE_WAVE_FREQ_4000
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bool "4000 Hz"
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config EXAMPLE_WAVE_FREQ_5000
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bool "5000 Hz"
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config EXAMPLE_WAVE_FREQ_6000
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bool "6000 Hz"
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config EXAMPLE_WAVE_FREQ_7000
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bool "7000 Hz"
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config EXAMPLE_WAVE_FREQ_8000
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bool "8000 Hz"
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config EXAMPLE_WAVE_FREQ_9000
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bool "9000 Hz"
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config EXAMPLE_WAVE_FREQ_10000
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bool "10000 Hz"
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config EXAMPLE_WAVE_FREQ_11000
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bool "11000 Hz"
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config EXAMPLE_WAVE_FREQ_12000
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bool "12000 Hz"
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config EXAMPLE_WAVE_FREQ_13000
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bool "13000 Hz"
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config EXAMPLE_WAVE_FREQ_14000
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bool "14000 Hz"
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config EXAMPLE_WAVE_FREQ_15000
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bool "15000 Hz"
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config EXAMPLE_WAVE_FREQ_16000
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bool "16000 Hz"
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config EXAMPLE_WAVE_FREQ_17000
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bool "17000 Hz"
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endchoice
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config EXAMPLE_WAVE_FREQUENCY
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int
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default 1000 if EXAMPLE_WAVE_FREQ_1000
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default 2000 if EXAMPLE_WAVE_FREQ_2000
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default 3000 if EXAMPLE_WAVE_FREQ_3000
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default 4000 if EXAMPLE_WAVE_FREQ_4000
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default 5000 if EXAMPLE_WAVE_FREQ_5000
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default 6000 if EXAMPLE_WAVE_FREQ_6000
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default 7000 if EXAMPLE_WAVE_FREQ_7000
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default 8000 if EXAMPLE_WAVE_FREQ_8000
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default 9000 if EXAMPLE_WAVE_FREQ_9000
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default 10000 if EXAMPLE_WAVE_FREQ_10000
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default 11000 if EXAMPLE_WAVE_FREQ_11000
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default 12000 if EXAMPLE_WAVE_FREQ_12000
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default 13000 if EXAMPLE_WAVE_FREQ_13000
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default 14000 if EXAMPLE_WAVE_FREQ_14000
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default 15000 if EXAMPLE_WAVE_FREQ_15000
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default 16000 if EXAMPLE_WAVE_FREQ_16000
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default 17000 if EXAMPLE_WAVE_FREQ_17000
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config EXAMPLE_LOG_VOLTAGE
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bool "Enable output voltage log"
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default n
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help
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If enabled, the output voltage(in mV) will show in log.
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endmenu
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