Question
i am using stm32f030c8 mcu, and got stuck as my rfid connected on spi1 is not working, few days ago it was okay tested with same code .
during debugging i came to notice that after PCDinit() ,few instructions contating read and write on rc522, is receivng correct data through spi but after that it always read zero.
same problem had been arrived earlier too but it started working on its own.
please help...