STM8 MCUs

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3.6 V tolerant pins

Posted on June 12, 2012 at 15:06Hello, STM8L specifies 4 types of input pins (Table 34. I/O static characteristics):  - True open-drain pins (PC0 and PC1) used for I2C  - Five-volt tolerant pins (PA7 and PE0)  - 3.6 V tolerant  - Any other pins Whic...

ken2399 by Associate II
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How to use <stdarg.h> ?

Posted on November 10, 2011 at 08:56Hi all,I'm using USART and communicating via rs 232 protocol and trying to send formatted strings by using stdarg.h C library to use;va_list, va_start, va_arg, va_end..but I don't know which library is supposed to...

konay61 by Associate II
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Embedded Reference Voltage STM8L151

Posted on May 25, 2012 at 23:25Hello, VREFINT is specified as 1.224V +/-20mV with VDD = 3.0V. Is there any information available on the accuracy when VDD = 1.8V? Any guidance welcome!! Kentxu. #stm8l

ken2399 by Associate II
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STVD 3.1 errors and problems

Posted on May 30, 2012 at 10:24I'm having some problems with it. The problem is that randomly it starts to fail when you try to save any file (project, .c , . h files, etc). It happened to me 3 times already in the few days that i'm using it. One of...

pedro23 by Senior
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STM8S UART Speed

Posted on June 04, 2012 at 10:52I am using the UART1_Printf example from the STM8S Standard Peripheral Library version 2.1 and I am having problems with the speed of the UART.  I am expecting to see 115200 baud but according to my logica analyser I ...

Nevyn by Associate II
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STM8S208CB STM8S Unique ID significant bytes?

Posted on June 05, 2012 at 09:18Which of the Unique ID bytes actually get used? I'd like to use the unique ID of the microcontroller in a project to identify uC units on a comms bus. And as a product we would be using many of them. We have tried to ...

Cosmic or the worse compilator/linker ever programmed?

Posted on May 29, 2012 at 18:04Hi. I'm coding my 3rd testing project on stm8, to be exact in 2 different mcus, 103 and 105. I'm using cosmic compiler, and i didnt have any problem with the previous 2 projects (because i didnt verify the size). The p...

pedro23 by Senior
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Alternate function remapping, OPT bytes, and PWM2

Posted on May 30, 2012 at 10:34 Hi, since i dont get a response in discovery forum, i will repaste here.I'm trying to set a pin to an alternate remapping pin, exactly i'm using TIM2 with PWM and i want channels in D2, D3 and D4. I have tried wit...

pedro23 by Senior
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How can I programe E2PROM using word mode?

Posted on May 28, 2012 at 02:47I tried to use the firmware lib to program it ,but failed. FLASH_Unlock(FLASH_MEMTYPE_DATA);      for(i = 0; i < DataLeng; i=i+4)   {    FLASH_ProgramWord(StartAddr + i,(*(u32*)pBuf));    pBuf= pBuf+4;;    FLASH_WaitFo...

cgh21 by Associate II
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