Bing Wen

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> Most SPI devices I have used enforce fixed length messages and synchronize on chip select falling edge in order to work around these issues (e.g [SD card over SPI](https://www.dejazzer.com/ee379/lecture_notes/lec12_sd_card.pdf),...

> @itswenb sorry for a late response. Could you share the code, or at least the SPI snippet you're using to send & receive that data? I'd like to know...