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Forum not reflecting last poster correctly

Posted on August 23, 2012 at 19:27Not sure if the forum software got updated recently, but it seems to have broken the last poster field in the main display. It still does an alpha sort of top posters, who knew 99 was bigger the 3000. Edit: Post cou...

error in debugging stm32f103rbt6 with jlink

Posted on August 23, 2012 at 12:37hello everyone i am new to cortex-m3 . i use a stm32h103 based board and when i want to load a program to chip , KEIL returns an error that is : ''no cortex-m device found in the jtag chain. please check the jtag ca...

darestani by Associate II
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Resolved! [SOLVED] stm32f407 SPI2 setup

Posted on September 01, 2012 at 01:00The original post was too long to process during our migration. Please click on the attachment to read the original post.

Zainka by Associate III
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STM32F407 USB Changing Endpoint

Posted on September 01, 2012 at 09:48Hi,i currently try to change the endpoint of a demo application from e.g. EP1 to EP2. After changing there is no communication anymore. While debugging i find out, that the fifo of EP2 was set to 0 (in the core c...

mgruen by Associate
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Float or other format storing in SRAM

Posted on September 01, 2012 at 14:33Hello, i want to boost DFT speed so i need to calculate lot of sinf cosf  and store in external SRAM. internal is capable only for few dft points in spectrum, so i have to store them into SRAM, but don't know how...

linas2 by Associate II
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STM32F103 LIN : NO SUPPORT ?

Posted on August 29, 2012 at 11:42Hello everybody, I use STM32F103VE  with Usart1 and Usart2 as LIN master controllers  and Usart3 as standar Usart. But for FW... I find only two pages on reference manual....set relative flags and breif generic dis...

FrancoB by Associate II
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40 Mhz PWM generation on TIM1 PA8

Posted on August 28, 2012 at 14:26Hello! I have already written the code to produce a 40Mhz clock at the output of TIM1_PWM1. I wanted to confirm is it possible to make a 40Mhz clock or not because according to the datasheet , APB2 can have a maxim...

Any detailed tutorial for Keil UV4 debugging?

Posted on August 31, 2012 at 05:45Greetings. I find it rather difficult to find some tutorial that would actually provide some insight on the debugging mode. All the tutorials that I have found so far either tell you the benefit of link downloader o...

Generating a simple square signal

Posted on August 31, 2012 at 13:33 Hi at all, I am using the STM32F4 i am trying to generate a simple square signal without using an interrupt (about 2MHz). Therfore i tried using Timer 3 in OC-Toggle mode. See below my initialis...

detect sram size at run time

Posted on August 30, 2012 at 14:12Hi, is there a way to detect the SRAM size of a stm32 (F1, connectivity line) at run time? I found a register with the flash size and a so called device identifier (only tells you e.g. connectivity line), but not th...

bart2399 by Associate II
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