STM8 MCUs

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Resolved! Old STM Microcontroller

Hello STM community.I have in my possesion an ST microcontroller with the following information printed on it:72F521AR5T99021 V5  MYS 99 and 3 other digits in the end which I am not able to figure them out. I understand that this must be a very old c...

JulioXJ by Associate
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Small Device C Compiler (SDCC) 4.4.0 Release Candidate 1

There is now a Release Candidate 1 for the 4.3.0 release of the Small Device C Compiler (SDCC), a free ISO C compiler targeting the STM8 and other 8-bit architectures.Source, documentation and binary packages for amd64 Windows, amd64 macOS and amd64 ...

STM8L052 flash read/write to activate function

Hello to all!I'm a bit new to STM8 programming. I'm my current project using the STM8L052 board, my plan is to use a input of how many times the user press a button to activate or deactive a function. For example, if the user press the button 5 times...

Botoni by Associate
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  • 1 replies
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STM82103F programming issue

HI Guys, now I use STM8S103F2 series MCU develop, find there was some issue that can not solve, but i checked that bool types constant has no problem, so do you have same issue? thanks! 

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gavin3 by Associate II
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Resolved! Default clock speed for Nucleo-8s208RB

HelloWhat clock frequency and timing scheme is used for Nucleo-8S208RB default? In what documentation can I look this up?In the documentation (UM2364 User manual) for the board NUCLEO-8S208RB, this information is written (see picture), but looking at...

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Resolved! How to access STM8 cpu registers

HelloHow can I access STM8S CPU registers (Cosmic compiler)? When I write this "A = 0xff" (A is a processor register accumulator), then compiler writes this "#error cpstm8 main.c:17(3) A undefined". How to fix it?

Resolved! stm8, cpu register, cosmic

Hello How can I access CPU registers using the Cosmic compiler?For example, when I access register A, the compiler throws an error A is undefined (This is shown in the picture and also the project files).  

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