Can this product STSPIN32F0TR be pressed with thermal conductive sheet? What is the maximum pressure you can handle?

STM32L432KBU6 L432 chip, spi3, 16bit mode, 20M baud rate, spi output sclk is 16 cycles when it is powered on again after working for a period of time. Sometimes 15 cycles, sometimes 17 cycles, sometimes 16 cycles are output again. This will help conf...

STM32G031Y8Y6TR is now burning some problems would like to consult Serial port 1 after burning OK, when burning again can not read the MCU situation, help to see what will be the reason, how to solve, thanks a lot.