Example S32K144 LPIT DMA LPSPI

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Example S32K144 LPIT DMA LPSPI

Example S32K144 LPIT DMA LPSPI

********************************************************************************************
* Detailed Description:
* LPIT_ch0 triggers DMA_ch0 periodically (1ms).
* Every trigger starts a minor DMA loop (8 bytes) transfer to the LPSPI1 TX FIFO.
* There are 8 minor loops per one major loop (64 bytes in 8ms).
* LPSPI1 sends two 32bit frames every 1ms.

* LPSPI1 RX data are masked, they are not stored in the RX FIFO.
* ------------------------------------------------------------------------------
* Test HW: S32K144EVB-Q100
* MCU: S32K144 0N57U
* Debugger: S32DS 2.2, OpenSDA
* Target: internal_FLASH
********************************************************************************************

附件
%3CLINGO-SUB%20id%3D%22lingo-sub-1108628%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%E7%A4%BA%E4%BE%8B%20S32K144%20LPIT%20DMA%20LPSPI%3C%2FLINGO-SUB%3E%3CLINGO-BODY%20id%3D%22lingo-body-1108628%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%26lt%3Bmeta%20http-equiv%3D%22Content-Type%22%20content%3D%22text%2Fhtml%3B%20charset%3Dutf-8%22%20%2F%26gt%3B%0A%3CP%3E********************************************************************************************%3CBR%20%2F%3E%20*%20%E8%AF%A6%E7%BB%86%E8%AF%B4%E6%98%8E%EF%BC%9A%3CBR%20%2F%3E%20*%20LPIT_ch0%20%E5%91%A8%E6%9C%9F%E6%80%A7%EF%BC%881%20%E6%AF%AB%E7%A7%92%EF%BC%89%E8%A7%A6%E5%8F%91%20DMA_ch0%E3%80%82%3CBR%20%2F%3E*%20%E6%AC%A1%E8%A7%A6%E5%8F%91%E9%83%BD%E4%BC%9A%E5%90%AF%E5%8A%A8%E4%B8%80%E6%AC%A1%E5%B0%8F%20DMA%20%E5%BE%AA%E7%8E%AF%EF%BC%888%E5%AD%97%E8%8A%82%EF%BC%89%E4%BC%A0%E8%BE%93%E8%87%B3%20LPSPI1%20TX%20FIFO%E3%80%82%3CBR%20%2F%3E%20*%20%E6%AF%8F%E4%B8%AA%E4%B8%BB%E5%BE%AA%E7%8E%AF%E5%8C%85%E5%90%AB%208%20%E6%AC%A1%E5%B0%8F%E5%BE%AA%E7%8E%AF%EF%BC%888%20%E6%AF%AB%E7%A7%92%E5%86%85%E4%BC%A0%E8%BE%93%2064%20%E5%AD%97%E8%8A%82%EF%BC%89%E3%80%82%3CBR%20%2F%3E*%20LPSPI1%20%E6%AF%8F%201%20%E6%AF%AB%E7%A7%92%E5%8F%91%E9%80%81%E4%B8%A4%E4%B8%AA%2032%20%E4%BD%8D%E5%B8%A7%E3%80%82%3C%2FP%3E%3CP%3E*%20LPSPI1%20RX%20%E6%95%B0%E6%8D%AE%E8%A2%AB%E5%B1%8F%E8%94%BD%EF%BC%8C%E5%AE%83%E4%BB%AC%E4%B8%8D%E5%AD%98%E5%82%A8%E5%9C%A8%20RX%20FIFO%20%E4%B8%AD%E3%80%82%3CBR%20%2F%3E%20*%20------------------------------------------------------------------------------%3CBR%20%2F%3E%20*%20%E6%B5%8B%E8%AF%95%E7%A1%AC%E4%BB%B6%EF%BC%9AS32K144EVB-Q100%3CBR%20%2F%3E%20*%20MCU%EF%BC%9AS32K144%200N57U%3CBR%20%2F%3E%20*%20%E8%B0%83%E8%AF%95%E5%99%A8%EF%BC%9AS32DS%202.2%E3%80%81OpenSDA%3CBR%20%2F%3E%20*%20%E7%9B%AE%E6%A0%87%EF%BC%9Ainternal_FLASH%3CBR%20%2F%3E%3CSPAN%3E********************************************************************************************%3C%2FSPAN%3E%3C%2FP%3E%3C%2FLINGO-BODY%3E
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最后更新:
‎05-01-2020 08:22 AM
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