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Implement USB host for full-speed HID gamepad

Posted on July 25, 2012 at 10:12i was implement USB host for Low-Speed HID gamepad (Discovery board) .... very good. But with gamepad Logitech Full-Speed...it not worki was debug grxsts.b.pktsts ( in interrupt callback USB_OTG_USBH_handle_rx_qlvl_IS...

STM32 Powered through SPI

Posted on July 27, 2012 at 16:10Hello,I have two STM32 chips, one as Master and one as Slave on separate power domains of 3.3V each. My problem is that when the Slave is turned off and power is removed, it is still being powered from the SPI Master....

Popcorn by • Associate II
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  • 6 replies
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BusFault_handler

Posted on July 27, 2012 at 12:42I am trying to communicate STM32F100RB with SD card. Here, I use a code provided by STM for STM32F100VB evolution board. This code contain many functionality like interfacing of Graphics LCD etc. I doesn't need all th...

jai23 by • Associate II
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  • 1 replies
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STM32F0 Simple/Generic I2C Example

Posted on July 27, 2012 at 05:47After looking over the example code provided in the StdPeriphLib I concluded that the code is too specific an application, for me to easily convert to a generic example. I would be better off rewritting it. Does anyon...

Change the USART Baudrate !

Posted on July 25, 2012 at 20:37Hello I want to change the USART baudrate in some conditions but i couldn't do this.switch( bdstate)          {            case 0 :              DownloadUsartConfig(9600);              break;            case 1 :      ...

NO ST-Link Detected with MDK-ARM

Posted on March 23, 2011 at 08:14Hello, I'm totally novice and need your help. I have installed the lastest version of the MDK-ARM from keil. The result of the compilation is good, but when try to download the programm to the uC, the Software laun...

rgalbany2 by • Associate II
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  • 12 replies
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''No STLink Detected''

Posted on June 27, 2012 at 15:11hi alli am using STM32F407VGT6 Discovery borad, with Keil MDK 4 compiler it was working perfectly, i just update the firmware and when i try to start debugging the updated firmware  Keil MDK shows the notification ''N...

muhammad by • Associate II
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  • 3 replies
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