STM8 MCUs

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

STM8S003F3P6 becomes unresponsive and can no longer be programed

Hello, I'm writing some timer code for the STM8S003F3P6. I am using SDCC to compile it and stm8flash to flash it on to the device with a third part ST-Link V2. I am having an issue that when I flash the device with my code it doesn't run and I can no...

AAtki.1 by Associate
  • 771 Views
  • 5 replies
  • 0 kudos

Why RTC_WakeUpCmd can fail?

In the STM8L SDK, the RTC_WakeUpCmd()  function can return an ERROR if the WUTWF bit fails to be set after a delay.  In the RM there's no mention of how and why this situation would occur.Why RTC_WakeUpCmd can fail?Thanks,Gabriel

0693W00000AMn9zQAD.png 0693W00000AMn8SQAT.png
GBert.2 by Senior
  • 537 Views
  • 0 replies
  • 0 kudos

How can I protect my microgontroller against hacking or overwrite

I would like to protect my firmware and my microcontroller in the case of a user want to extract the hex file or if the user want to overwire my firmware. For the first case, I saw I must play with 2 registers before to compile and program my code. H...

CMahe.1 by Associate II
  • 1148 Views
  • 7 replies
  • 0 kudos

stm8l151g4 DMA USART recieve only once

Hi.i'm try using USART1 and recieve bytes with DMA from SBUS transmitter.. But have strange problem - i'm recive only once and later DMA IRQ TC2 never occure. I'm try many variants - all not help me(((Here my some code - #define USART_DMA_CHANNEL_RX ...

Esten.11 by Associate
  • 344 Views
  • 2 replies
  • 0 kudos

The problem is that the controller of stm8 doesn't work after it has been used on the vehicle for a period of time, and the controller function is invalid. Once in the past, the controller can work normally after re burning the program, but this time ther

The problem is that the controller of stm8S208C8T6 doesn't work after it has been used on the vehicle for a period of time, and the controller function is invalid. Once in the past, the controller can work normally after re burning the program, but...

Wzhan.5 by Associate
  • 254 Views
  • 1 replies
  • 0 kudos

How to fix Cosmic Compile Error(FlexLM No such feature exists)

I want to develop an STM8 device using STVD + Cosmic Compiler.Compiler was installed with the license received by Cosmic, and the license was copied to the License folder in the Cosmic Compiler installation path (C:\Program Files (x86)\COSMIC\FSE_Com...

UHam.1 by Associate
  • 664 Views
  • 2 replies
  • 0 kudos