SPI clock frequecy

[mustakahmed]

Posted on September 26, 2015 at 07:30

Hi, My device supports max 500khz SPI clock frequency, So how do i configure my STM32F051R8 to support this frequency.

#i2c #crosstalk #stm32f0 #spi #uart

[Tesla DeLorean]

Posted on September 26, 2015 at 17:25

You might have to drop the AHB or CPU clocks to get the integer dividers you need.

If the SPI only supports DIV8, you'd need to start with a 4 MHz APB clock.