STM8 MCUs

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

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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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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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Virus in the Cosmic compiler?

Posted on July 18, 2013 at 15:34I have domnloaded the free Cosmic Compiler STM8 32K and installed it. My AVG Antivirus program reports a trojan horse ''FakeAlert.NT'' in the file cvdwarf.exe (used in the Cosmic software). Have anybody experienced th...

nd by Associate
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Looking for an MCU reference

Posted on July 23, 2013 at 10:24Hi all,I had good experiences on STM32F4 peripherals, but I'm new to ST 8 bits family, so I'd like your feedback and help to match a good MCU at lower cost possible, and that could match that features :- 3.3V operatio...

neoirto by Associate II
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Mistake in the STM8L15xx8 Datasheet

Posted on July 23, 2013 at 00:08I use the STM8L152M8 to drive a complex LCD. In the datasheet (Doc ID 17943 Rev 5), page 35, it is written: for PIN 52...56 (PF4...7): LCD_SEG36...39. In the reference manual (Doc ID 15226 Rev 10),  page 267, ''the SE...

pascal by Associate
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