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How to sure LSI of stm32f103 started?

My product has a 5% chance of that LSI didn't start when system Power up. So IWDG not functional due to LSI missed.Here is my code to start LSI******************************LSI_CNT = 0; RCC_LSICmd(ENABLE); while( RCC_GetFlagStatus(RCC_FLAG_LSIRDY) =...

lzyos by Associate II
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Resolved! STM32F103 TIM Encoder mode not working

Hello I am trying to read the Quadrature optical encoder using TIM2 with STM32F103. I've done the Timer settings. But the TIM2->CNT Always zero. I measured the Timer channels with the oscilloscope. The encoder signals reach TIM_CH1 and TIM_CH2.(PA0, ...

Resolving Hard Fault with STM32F407

I've been working on debugging a hard fault occuring on an STM32F4-discovery board. For context, I'm working with a custom USB library which is used to communicate with an Android device in Accessory mode (this code uses usbh_core, etc and is similar...

The *.stldr file generated by MX25LM51245G_STM32L4R9I-DISCO (@ ST-LINK Utility 4.2.0.0) can't work for STM32L4R9I-DISCO device. Please give me some advices. Thanks.

The *.stldr file generated by MX25LM51245G_STM32L4R9I-DISCO (@ ST-LINK Utility 4.2.0.0) can't work for STM32L4R9I-DISCO device. ​​Step1. According to the readme.txt in the directory of "C:\Program Files (x86)\STMicroelectronics\STM32 ST-LINK Utility\...

xxues by Associate II
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Resolved! STM32F7: Timers in encoder mode

I would like to know whether the general purpose timers Timer 1,8,2,3,4,5 in the STM32 F7 series can be configured in encoder mode?I am doing a comparison between F7 and H7 series Microcontrollers. I need to count my motor rotations through timers in...

SRoy by Associate II
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