STM8 MCUs

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What is the epilogue_w4() library call and how to stop using it?

In a function declared in RAM, I get the following warnings from the STM8 IAR compiler:Warning[Ta005]: Library call (?epilogue_w4) from within a __ramfunc function C:\myproject\src\myfiles.c 110 In the .map, I found that this function was part of vre...

GBert.2 by Senior
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Does ST still maintain the STM8 Peripheral Libraries?

For example the status of "STM8L15x/16x/05x/AL3Lx/AL31x standard peripheral library" STSW-STM8016 claims it is active. But the release notes seem to suggest that the last time someone took a look at it was at the end of 2014. That's not very active...

WilkoL by Senior
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  • 4 replies
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Multiple problems in STVD and COSMIC compiler

Hello everyone, I am using stm8l151, STVD, and cosmic compiler. I have multiple problems with STVD_STM8. Please help me as these are really confusing. I list some of them below:After I comment a line in the code, it is still active and the program st...

VYoun by Associate III
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Reset forced low

Hi, while the software are working, suddenly it will become stop, and reset pin is permanently forced low, it freaks me out!! Someone will help me, thank you so mutch

fcasa.16 by Associate II
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  • 10 replies
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Lin bus gateway using two stm8?

Hi,I need to modify data on a car's Lin bus line without generating errors on car side.I have two board with stm8 and can bus.my idea is to interrupt the car's lin bus line and connect my boards. but I don't know how to do it without affect the bus

AHaid.1 by Associate
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Unable to Program STM8 using STVD Light Programmer or STVP

Hello Everyone,I am using a STM8S105C6T6 in one of my application and I am facing problem while programming it.Software used: STVD version 4.3.12Compiler: Cosmic CXSTM8 Special Edition 4.5.1 (Free 1yr License version)I have build my application and w...

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RAhuj.11 by Associate II
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Fault in STM8S/A Standard peripheral library

Hello,I am working with the CAN peripheral on the STM8AF5288.When I was using the standard peripheral library (delivered by STM) I found a fault in the code. It is about the STSW-STM8069 with version 2.3.1. (https://www.st.com/en/embedded-software/st...

Birdo by Associate II
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Getting PWM counter value at STM8S003F3.

Our customer need some help to develop their application using STM8S003F3.They are using Timer 1 as PWM generator at 125kHz but, does't have success to implement a overflow counter. They told us that the PWM pulse generator are working well. Did you ...

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MNasc.1 by Associate
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