STM8 MCUs

ST Visual Developer Crashing on Windows 7

I have been using ST Visual Developer version 4.3.12 for weeks. Today it started crashing when I begin a debug session. I am running Windows 7 Ultimate. There was a system update for Windows Defender completed today (Definition 1/295.207.0) as wel...

Problem driving PORT C1 High - suspect bad chip or device configuration error.

 I have a legacy design with a STM8L052C6 MCU. There is a 4x3 matrix keypad. I am trying to drive the Rows and scan the columns. The C1 port only rises to about 0.5V when I set the pin HIGH. Is there something I am missing.There are three ports set a...

Double press, long and short press

Hi all,I am using the stm8l152c6 discovery board which has one user button.I would like to implement that the button pressed once, blink the led, when pressed twice, the led off, also button pressed for 5 sec or less than 5 sec, do somthing.Please as...

STM8L151F2 power management

Hi trying to reduce the current consumption in STM8L151F2 series controller in HALT modebut unable to achieve the 0.4uA current rating as mentioned in datasheet, also want to make the automatically shift the MCU on HSC, but it is not happening, as my...

STM8S207,using uart 1, uart 3 at the same time, will occasionally crash and restart

STM8S207, using  uart 1, uart 3 at the same time, will occasionally crash and restart, do not know why, can help guide, See the appendix for the serial port program. thank you!

I am not able to build the code getting the following error #error cpstm8 C:\Program Files (x86)\COSMIC\FSE_Compilers\CXSTM8\Hstm8\modsl0.h:1 FlexLM No such feature exists. the returned value is: 1 exit code=1.

I have placed the license file in this location C:\Program Files (x86)\COSMIC\FSE_Compilers\CXSTM8\License

I want to implement the I2C source code for stm8L001j3m3 this Micro controller.

I want to implement the I2C source code for stm8L001j3m3 this Micro controller. But i am not able to get the source code. Please some one provide me the source code of that (or link).Thank you

I want to output OPM from TIM2_CH1 and input rising from TIM2_CH2, But STM8S007C8 MCU have not TIM2_SMCR, Can I setup the TS and SMS?

uint32_t variable value using STVD and cosmic FSE compiler.

Hello, I'm working on a project using STVD and the COSMIC FSE compiler to program a stm8s207 processor and having trouble assigning large values to a uint32_t or unsinged int variable. I follow different syntax but they all yield the same result. The...

STVP DLLs report issue if connecting to ST-LINK v2

Hi all,I started to develop a small console application in C++ , based on the following document : https://www.st.com/content/ccc/resource/technical/document/user_manual/90/cb/42/ef/2e/53/46/75/CD00060186.pdf/files/CD00060186.pdf/jcr:content/translat...