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Using HAL and CubeMX. APB2 72 Mhz. The timer prescaler is 0, the period is 5, the duty ratio is 50%. How to solve this problem?
 I work with stm32f405vgt, voltage 3.3 V, Cube MX ( version 4.27, HAL library - STM32Cube FW_F4 V1.21.0), sdio sd 4 bit widebus, fatfs, without dma, All CLK 18 MHz. I can’t mount the disk, open the file and write to the file. Attached is a schematic ...
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