Forum Posts
I want to read the device ID in software (NOT the wafer and die location unique ID) We are forced to use multiple STM8l devices due to the ongoing chip shortage Thanks, Leo
My question is: What is the address of the device id register?
In STM8AL3189 , in extended addressing mode (0x10100 to 0x17fff) , normal division is not not working
Hi Team, In STM8AL3189, in my application, I need to flash the program memory in extended addressing mode (0x10100 to 0x17fff) range, but facing issue normal division is not workingi have done experiment, if i make program memory range around 0xff00 ...
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...
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
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...
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 ...
how can i implement UART wake up from halt mode ? please give me suggestion
I have development board of STM8L152R8. I want process like after uart interrupt comes controller should exit from halt mode . and after completing the routine it goes in halt mode again. I didn't find example regarding this subject.please help me ...
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...