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STM32, lwip, Eth jumbo frame

Posted on June 20, 2015 at 15:52Is there anywhere an example of setting STM32Fxx7 ethernet MAC for jumbo frame exchange?Is there anywhere a large rx/tx packet  lwip socket example? (4Kb for example).Thanks.

igor23 by • Associate
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STM32 SDHC in sleep mode ? [SOLVED]

Posted on June 20, 2015 at 00:28Hello, i have a little problem with SDHC card via SDIO. I use 3 types of sd cards, all works but with one type i have problem. When i mount sd and immediately  start write or read, all is ok, but when add some pause b...

petr by • Associate II
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how to increase the DMA buffer size?

Posted on June 19, 2015 at 13:56hi ,now i am working with camera interface with stm32f40IG controller.already i capture the image by using OV9655 camera which code and hardware are provide by STM.the sample code  is for just capturing the images and...

How to relocate the Cortex-M0 Vector Table

Posted on June 19, 2015 at 17:44Hello I have a problem with the vector table relocating, I moved the vector table with the following code, but when I am activating the usart interrupts the programs hangs#define APPLICATION_ADDRESS     (uint32_t)0x08...

UART Interrupt

Posted on June 18, 2015 at 07:32I am using STM32F101 microcontroller. Is it necessary to disable the receive interrupt in order to transmit something through UART? My reception priority is high, so is it okay to keep the receive interrupt enabled wh...

meet by • Associate
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STM32F105 RTC alarm output not working

Posted on June 18, 2015 at 15:25I have the STM32F105 RTC alarm working correctly internal to the chip, but I cannot get the alarm to control pin PC13.I have the BKP register configured to set the alarm output        BKP_RTCOutputConfig(BKP_RTCOutput...

USB FS and I2C clock conflict

Posted on June 19, 2015 at 15:18I am using F429 in my project. The USB FS is required 168Mhz clocking, but the I2C need 180MHz in order to use 400khz speed. When I set the clocking to 168MHz and set the I2C speed to 100khz, the I2C always stop after...

kqian by • Associate II
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Does HAL/Cube support I2C SMB ARP transactions?

Posted on June 19, 2015 at 01:48I'm working with a device that uses the SMB Address Resolution Protocol as part of the response to generating an internal alert. I have no difficulty reading and writing address registers in general (With the peripher...

hbarta2 by • Associate III
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