seems like hspi and vspi are two separate groups of SPI peripherals offered by the esp32 board.
https://randomnerdtutorials.com/esp32-s ... n-arduino/
i cannot come up with a possible explanation for the expansion of these acronyms. Someone suggested "Hardware and Virtual", which could be close.
HSPI and VSPI, meaning thereof?
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Re: HSPI and VSPI, meaning thereof?
There is no meaning that we (=any colleague engineer within Espressif I asked) know of; if the original designer did have one in mind it's lost to time.
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