Example S32K344 PIT BTCU parallel ADC FIFO DMA DS3.5 RTD300

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Example S32K344 PIT BTCU parallel ADC FIFO DMA DS3.5 RTD300

Example S32K344 PIT BTCU parallel ADC FIFO DMA DS3.5 RTD300

*******************************************************************************

 The purpose of this demo application is to present a usage of the
 ADC_SAR and BCTU IP Driver for the S32K3xx MCU.

 The example uses the PIT0 trigger to trigger BCTU conversion list to
 perform parallel conversions on ADC0/ADC1. Three ADC channels
 are selected to be converted on each ADC:
 ADC0: S8 , P0, S8
 ADC1: S10, S13, S17
 Converted results from BCTU FIFO are moved by DMA into result array.

 ADC channel S10 is connected to board's potentiometer, and converted value is
 used to dim board's LED.


 ------------------------------------------------------------------------------
* Test HW: S32K3X4EVB-Q172
* MCU: S32K344
* Compiler: S32DS3.5
* SDK release: RTD 3.0.0
* Debugger: Lauterbach
* Target: internal_FLASH
********************************************************************************

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コメント

Thank you for this example. But how do you decide what should be the watermark value?


Hi @PetrS ,

 

Is there a way to use DMA without Autosar (without enabling RM CDD)?

%3CLINGO-SUB%20id%3D%22lingo-sub-1732444%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%E4%BE%8B%20S32K344%20PIT%20BTCU%20%E3%83%91%E3%83%A9%E3%83%AC%E3%83%AB%20ADC%20FIFO%20DMA%20DS3.5%20RTD300%3C%2FLINGO-SUB%3E%3CLINGO-BODY%20id%3D%22lingo-body-1732444%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%0A%3CP%3E*******************************************************************************%3CBR%20%2F%3E%3CBR%20%2F%3E%26nbsp%3B%E6%9C%AC%E3%83%87%E3%83%A2%E3%83%BB%E3%82%A2%E3%83%97%E3%83%AA%E3%82%B1%E3%83%BC%E3%82%B7%E3%83%A7%E3%83%B3%E3%81%AF%E3%80%81%3CBR%20%2F%3E%26nbsp%3BS32K3xx%20MCU%E5%90%91%E3%81%91%E3%81%AEADC_SAR%E3%81%8A%E3%82%88%E3%81%B3%26nbsp%3BBCTU%20IP%E3%83%89%E3%83%A9%E3%82%A4%E3%83%90%E3%81%AE%E4%BD%BF%E7%94%A8%E6%B3%95%E3%82%92%E7%A4%BA%E3%81%99%E3%81%93%E3%81%A8%E3%82%92%E7%9B%AE%E7%9A%84%E3%81%A8%E3%81%97%E3%81%A6%E3%81%84%E3%81%BE%E3%81%99%E3%80%82%3CBR%20%2F%3E%3CBR%20%2F%3E%26nbsp%3B%E6%9C%AC%E4%BE%8B%E3%81%A7%E3%81%AF%E3%80%81PIT0%E3%83%88%E3%83%AA%E3%82%AC%E3%83%BC%E3%82%92%E4%BD%BF%E7%94%A8%E3%81%97%E3%81%A6BCTU%E5%A4%89%E6%8F%9B%E3%83%AA%E3%82%B9%E3%83%88%E3%82%92%E3%83%88%E3%83%AA%E3%82%AC%E3%83%BC%E3%81%97%E3%80%81%3CBR%20%2F%3EADC0%2FADC1%E3%81%A7%E4%B8%A6%E5%88%97%E5%A4%89%E6%8F%9B%E3%82%92%26nbsp%3B%E5%AE%9F%E8%A1%8C%E3%81%97%E3%81%BE%E3%81%99%26nbsp%3B%E3%80%82%E5%90%84ADC%E3%81%A7%E5%A4%89%E6%8F%9B%E3%81%95%E3%82%8C%E3%81%9F%E3%82%81%E3%81%AB%E3%80%813%E3%81%A4%E3%81%AEADC%E3%83%81%E3%83%A3%E3%83%8D%E3%83%AB%E3%81%8C%3CBR%20%2F%3E%26nbsp%3B%E9%81%B8%E6%8A%9E%E3%81%95%E3%82%8C%E3%81%A6%E3%81%84%E3%81%BE%E3%81%99%26nbsp%3B%E3%80%82ADC0%EF%BC%9AS8%E3%80%81P0%E3%80%81S8%3CBR%20%2F%3E%26nbsp%3BADC1%EF%BC%9AS10%E3%80%81S13%E3%80%81S17%3CBR%20%2F%3E%26nbsp%3BBCTU%20FIFO%E3%81%8B%E3%82%89%E3%81%AE%E5%A4%89%E6%8F%9B%E7%B5%90%E6%9E%9C%E3%81%AF%E3%80%81DMA%E3%81%AB%E3%82%88%E3%81%A3%E3%81%A6%E7%B5%90%E6%9E%9C%E9%85%8D%E5%88%97%E3%81%AB%E8%BB%A2%E9%80%81%E3%81%95%E3%82%8C%E3%81%BE%E3%81%99%E3%80%82%3CBR%20%2F%3E%3CBR%20%2F%3E%26nbsp%3BADC%E3%83%81%E3%83%A3%E3%83%8D%E3%83%ABS10%E3%81%AF%E3%83%9C%E3%83%BC%E3%83%89%E3%81%AE%E3%83%9D%E3%83%86%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%A1%E3%83%BC%E3%82%BF%E3%81%AB%E6%8E%A5%E7%B6%9A%E3%81%95%E3%82%8C%E3%80%81%E5%A4%89%E6%8F%9B%E3%81%95%E3%82%8C%E3%81%9F%E5%80%A4%E3%81%AF%3CBR%20%2F%3E%26nbsp%3B%E3%83%9C%E3%83%BC%E3%83%89%E3%81%AELED%E3%82%92%E8%AA%BF%E5%85%89%E3%81%99%E3%82%8B%E3%81%9F%E3%82%81%E3%81%AB%E4%BD%BF%E7%94%A8%E3%81%95%E3%82%8C%E3%81%BE%E3%81%99%E3%80%82%3CBR%20%2F%3E%3CBR%20%2F%3E%3CBR%20%2F%3E%26nbsp%3B------------------------------------------------------------------------------%3CBR%20%2F%3E*%20%E3%83%86%E3%82%B9%E3%83%88%E3%83%8F%E3%83%BC%E3%83%89%E3%82%A6%E3%82%A7%E3%82%A2%EF%BC%9AS32K3X4EVB-Q172%3CBR%20%2F%3E*%20MCU%EF%BC%9AS32K344%3CBR%20%2F%3E*%20%E3%82%B3%E3%83%B3%E3%83%91%E3%82%A4%E3%83%A9%EF%BC%9AS32DS3.5%3CBR%20%2F%3E*%20SDK%E3%83%AA%E3%83%AA%E3%83%BC%E3%82%B9%EF%BC%9ARTD%203.0.0%3CBR%20%2F%3E*%20%E3%83%87%E3%83%90%E3%83%83%E3%82%AC%E3%83%BC%EF%BC%9ALauterbach%3CBR%20%2F%3E*%20%E3%82%BF%E3%83%BC%E3%82%B2%E3%83%83%E3%83%88%EF%BC%9Ainternal_FLASH%3CBR%20%2F%3E********************************************************************************%3C%2FP%3E%0A%3C%2FLINGO-BODY%3E%3CLINGO-SUB%20id%3D%22lingo-sub-1831954%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3ERe%3A%20%E4%BE%8B%20S32K344%20PIT%20BTCU%20%E3%83%91%E3%83%A9%E3%83%AC%E3%83%AB%20ADC%20FIFO%20DMA%20DS3.5%20RTD300%3C%2FLINGO-SUB%3E%3CLINGO-BODY%20id%3D%22lingo-body-1831954%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%3CP%3E%E3%81%93%E3%81%AE%E4%BE%8B%E3%82%92%E3%81%84%E3%81%9F%E3%81%A0%E3%81%8D%E3%80%81%E3%81%82%E3%82%8A%E3%81%8C%E3%81%A8%E3%81%86%E3%81%94%E3%81%96%E3%81%84%E3%81%BE%E3%81%99%E3%80%82%E3%81%97%E3%81%8B%E3%81%97%E3%80%81%E9%80%8F%E3%81%8B%E3%81%97%E3%81%AE%E5%80%A4%E3%82%92%E3%81%A9%E3%81%AE%E3%82%88%E3%81%86%E3%81%AB%E6%B1%BA%E5%AE%9A%E3%81%99%E3%82%8B%E3%81%AE%E3%81%A7%E3%81%97%E3%82%87%E3%81%86%E3%81%8B%EF%BC%9F%3CBR%20%2F%3E%3CBR%20%2F%3E%3CBR%20%2F%3E%3C%2FP%3E%3C%2FLINGO-BODY%3E
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最終更新日:
‎10-02-2023 12:11 AM
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