STM8 MCUs

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

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urgent (read 3 ADC channel)

Posted on August 22, 2013 at 13:17first thanks for spenting your time to me. I need read 3 channel for AIN0,AIN2 and AIN3. But i cant get the analog reading. it always show me constant value even my analog input changed. I'll post related about ADC ...

seesy123 by Associate
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STM8L SWIM pin set up?

Posted on August 20, 2013 at 13:43How should PA0 be set up for the SWIM interface? Input? Output? Shake it all aboutput?Pretty fundamental Q I'd have thought, but I can't find any info'.plenty of fatuous 'Overviews' about SWIM but little useful info...

CAN Rx interrupt sometimes misses one

Posted on May 02, 2013 at 15:12I am using a STM8S208CB in an embedded device on a CAN network. I have initialized the CAN to use an external 8MHz crystal, 250k baud, and enabled the FIFO message pending interrupt. I have my interrupt function proces...

Minimum Interrupt Pulse Width?

Posted on August 12, 2013 at 07:22I am looking at using a STM8S003K3 microcontroller.When a port pin input is configured as an edge triggered interrupt what is the minimum pulse width?  Is this a true edge trigger or is it sampled?I am trying to sav...

STM8 USING STVD & COSMIC COMPILER #error clnk Debug...

Posted on August 10, 2013 at 01:41Can anyone help me with the problem below dotted line?  It seems like I need to set up memory spaces for the Micro Controller.  Is that ? the problem.  If so how do I fix? Thanks! GDN -------------------------------...

greg by Associate II
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Deviation in AWU clock frequency

Posted on August 07, 2013 at 11:41I'm using the BEEP function of my STM8S105, but it doesn't work as expectet.  It's not that I need the exact frequency, but I want to know, why it differs from the correct vallue, when chosing HSE as timebase. Basi...

example: btjt I2C_SR3, BUSY, label; bit BUSY not defined

Posted on August 01, 2013 at 11:24maybe I make not correct entry?so works:  #define BUSY #1...btjt I2C_SR3, BUSY, label...if BUSY not defined:;#define BUSY #1...btjt I2C_SR3, BUSY, label...so not worksBUSY isn't present on the map? or or i have not ...

s1975 by Associate II
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