I tried using the LCD ST7920 or the SPI Flash W25Q128 (only one at a time) but I was not able to use any of them on the second SPI port of any of the variants BluePill and BlackPill. I am using the ...
This product is an STM32F103C8T6 based, arduino compatible, microcontroller development board. It also integrates an ENC28J60 ethernet interface. Since the board uses the STM32F103, it is compatible ...
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