How to build a at_spi_master host program on a non-esp32 MCU #975
Description
Answers checklist.
- I have read the documentation ESP-AT Programming Guide and the issue is not addressed there.
- I have used the latest released firmware or have updated my ESP-AT branch (master or release) to the latest version and checked that the issue is present there.
- I have searched the issue tracker for a similar issue and not found a similar issue.
General issue report
I want to use a non-esp32 MCU as an SPI host to communicate with SPI AT. But I don't know how to build an SPI host program, as the communication protocol with SPI AT seems to rely on the esp's underlying SPI driver program, and I don't know how to implement it on other MCUs.