STM8 MCUs

Discuss STM8 microcontrollers, including SWIM, USART configurations, RTC usage, ADC issues, and debugging.

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Please help

Posted on October 02, 2017 at 00:08 I have a mother board of audio, video and gps with STM8S207K6 MCU that is working condition. When I try to read eeprom from the device, the message will appear 'Can not communicate with the device.Check the swim c...

stm8s_uart1.c bad struct/union operand

Posted on September 27, 2017 at 13:19Hello.I want to using uart1 with STM8S003,  after addstm8s_uart1.c and stm8s_uart1.h and build project, the compiler(Cosmic) tell error'stm8s_uart1.c bad struct/union operand' it's look like somethings not define...

Resolved! Cosmic STM8 sprintf

Posted on September 26, 2017 at 23:49Hello all!I'm using stvd and Cosmic (free) C compiler and I'm having issues with a simple statement. I'm using sprintf to conver two uint8_t to string but it always do it wrong. uint8_t u8Hours = 22, u8Minutes = ...

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How to break with debugger into a running program on ST8?

Posted on September 14, 2017 at 00:34Dear experts,Can anybody advice how to break into ST8 that started running without debugger connected?In the Develop IDE I see only one option to start debugging, and it updates the program memory on the target. ...

Pavel A. by Super User
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STM8S HSI Calibration errors

Posted on September 21, 2017 at 15:05\ Trying to trim HSI I get 3 identical lowest frequencies verified on scope\ eForth on STM8S103F running MINDEV\ https://github.com/TG9541/stm8ef\ http://forum.hobbycomponents.com/viewtopic.php?f=87&t=2180\  my c...

Resolved! What means ''UBC option'' and how I change it?

Posted on September 11, 2017 at 19:10Dear experts,I am totally new to STM8, but got a task to complete. Please be kind and explain in simple layman terms...I have a project in ST Visual Develop, made by someone else. It has two parts: a bootloader (...

Pavel A. by Super User
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