Search found 2 matches

by seedx
Fri Jun 27, 2025 9:16 am
Forum: STM32 Support
Topic: Using PLL for I2S on STM32F411cEu6 Black Pill
Replies: 2
Views: 13565

Re: Using PLL for I2S on STM32F411cEu6 Black Pill

Thank you for your guidance, Giovani. I will look at the registers.
by seedx
Fri Jun 27, 2025 6:25 am
Forum: STM32 Support
Topic: Using PLL for I2S on STM32F411cEu6 Black Pill
Replies: 2
Views: 13565

Using PLL for I2S on STM32F411cEu6 Black Pill

Hi and sorry if my question is too trivial.

On the said board, I am have an issue when trying to use PLL for I2S clock souce. The program got stuck waiting for PLL lock in this block of code from the os/hal/ports/STM32/STM32F4xx/hal_lld.c file:

...
#if STM32_ACTIVATE_PLLI2S
/* PLLI2S ...