Hello, I have looked in the datasheet and there is no "FT" like the stm32 family has. It does show that the UART pins are "HS" (high sink current). Can I assume there is something like a zener diode plus resistor to protect the core from 5 volts? Tha...

Posted on February 23, 2017 at 19:53Hello,I have need to bring up SPI1 (PA4,PC5,PC6,PC7) on an STM32F103 in master mode using the least code possible. I have a function that (is supposed to) initialize the SPI. I am using the bit-band region to mani...