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Adding pico ADC.

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This commit is contained in:
Brad Nelson
2023-12-16 00:37:37 -08:00
parent d02499511b
commit c31a2cd669
3 changed files with 49 additions and 1 deletions
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site/pico-ice.html
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@ -139,6 +139,29 @@ REPOSITION-FILE ( n fh -- ior )
FILE-SIZE ( fh -- n ior )
</pre>
<h5>pico</h5>
These words are inside the <code>pico</code> vocabulary.
See <a href="https://www.raspberrypi.com/documentation/pico-sdk/hardware.html">here</a>
for details on the underlying hardware SDK.
<pre>
adc_init ( -- ) Initialize HW ADC
adc_gpio_init ( n -- ) Init GPIO for use as ADC
adc_select_input ( n -- ) Select ADC input
adc_get_selected_input ( -- n ) Get selected ADC input
adc_set_round_robin ( mask -- ) Round robin sampler selector
adc_set_temp_sensor_enabled ( f -- ) Enable/disable onboard tempurature sensor
adc_read ( -- u ) Perform a single conversion
adc_run ( f -- ) Enable/disable free-running sample mode
adc_set_clkdiv ( f: clkdiv -- ) Set ADC clock divisor
adc_fifo_setup ( en dreq_en dreq_thresh err_in_fifo byte_shift -- ) Setup ADC FIFO
adc_fifo_is_empty ( -- f ) Check FIFO empty state
adc_fifo_get_level ( -- n ) Get number ADC FIFO entries
adc_fifo_get ( -- n ) Get ADC result from FIFO
adc_fifo_drain ( -- ) Drain FIFO.
adc_fifo_get_blocking ( -- n ) Wait for ADC to have data
adc_irq_set_enabled ( f -- ) Enable/disable ADC interrupts
</pre>
<h5>ice</h5>
These words are inside the <code>ice</code> vocabulary.
See <a href="https://pico-ice.tinyvision.ai/pico_ice_sdk.html">here</a>