USART2 problem
Posted on May 02, 2013 at 19:16The original post was too long to process during our migration. Please click on the attachment to read the original post.
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send TCP data over LwIP stack on STM32F4x7 discovery board
Posted on September 27, 2013 at 11:22 I have migrated LwIP 1.4.1 to my STM32F4x7 discovery board. I refer to ST software kit STSW-STM32070. My board acts as tcp echo server. I can send data to server and received data from server by TCP tool. Now...
STM32 USART Tx inaccuracy issue
Posted on September 22, 2013 at 16:39I'm seeing an issue when I transmit a byte using the USART (USART 2 in my case). I need an accurate delay between bytes of 5ms. So when a 5ms timer expires I transmit a byte. However with the code below I'm seein...
Question for STM32 USB Full Speed Device Library V2.2.1
Posted on September 06, 2013 at 02:11Hello guys, I have a question for : Question for STM32 USB Full Speed Device Library V2.2.1 How can I use SD card on Mass_storage demos ? is it connected via SPI or SDIO ? or I can choose ? and how can I co...
STM32F0 SPI to SPI using DMA controller
Posted on July 18, 2013 at 22:30I am using a STM32F0 chip and I have a serial flash chip hooked up to SPI1 and a 1.7'' serial display hooked up to SPI2. I have a YMODEM protocol implemented and have uploaded images to the flash. I also have a some...
Accessing Embedded Internal Flash (2MB) on STM32F429I-EVAL board
Posted on September 26, 2013 at 12:45I am working on STM32F429I-EVAL board with JLINK (Ver 4.76e) as Probe. I have successfully loaded and executed the hello world program on Internal Embedded SRAM (0x20000000; Size = 192K). But I am unable to acce...
[ask] SRAM and flash memory
Posted on September 26, 2013 at 15:18hi, i'm new to stm32. could someone please explaine to me what the difference between sram and flash memory??Regards #lmgtfy
Digital Filter working real-time with arm_fir_f32 function
Posted on September 25, 2013 at 13:53 Hi, I am using the DSP Library to make a Fir Filter with STM32F407 and uvision4. The example work fine and the data is right comparing with matlab. Now I am trying to make it work in a real time app...
STM32F0-Discovery with HSE
Posted on September 24, 2013 at 23:24I want to run my Discovery board with an external HSE soldered into X2 on the board. I ran the clock configuration tool and generated a new system_stm32f0xx.c which seems to be correct. It seems to still be using...
STM32F107RC Ethernet minimal board
Posted on September 25, 2013 at 15:35Hi, I would like to use with Ethernet. I need to build minimal board. In datasheet I found: ''Ethernet MAC interface with dedicated DMA and IEEE 1588 support''. Is possible to connect RJ45 connector directly to ...
