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Why Fast_Read need a Dummy Byte?

Posted on August 23, 2011 at 02:50hi!While reading flash or some other in Fast_Read mode, we have to send a DUMMY Byte in order to receive Results? Why it is required? I'm waiting for your reply...

OTG_HS_FS doesn't work

Posted on August 22, 2011 at 13:37Hello, I'm currently working on a STM32F207IG6. If we use the pins PA9, PA11 and PA12 there isn't any problem. But if we use the pins PB13, PB14 and PB15 configured has GPIO_AF_OTG_HS_FS, the usb doesn't even start ...

USB HID Joystick

Posted on July 27, 2011 at 18:24HelloI want to use some USB examples (especially joystick) from ST (um0424.zip), I can compile it, but I am not sure about evaluation board type.I using http://cgi.ebay.com/STM32F103RBT6-ARM-Cortex-M3-mini-Development...

zexx86 by • Associate II
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timer6 strange behaviour

Posted on August 20, 2011 at 10:21Hi I wrote a delay routine using timer6. R2 folds the number of milliseconds to delay. It works fine , however only from the second time on. the first time there is no delay , the program just 'flies' through the co...

Imprecise Bus Faults and Write Buffer

Posted on August 18, 2011 at 15:58Hi All,Is there a way to disable the Write buffer on STM32F103xxx.The Cortex M3 reference manual talks about ''Auxiliary Control Register'' which can be used to disable write buffer. Which will turn all imprecise bu...

phani2 by • Associate II
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Is ST tech support on vacation?

Posted on August 18, 2011 at 17:11Does anyone know if ST tech support is away. I had asked them some questions about the STM32F2xx DMA controller, and 2 weeks ago they replied. With a self-contradictory answer (it was kinda funny actually). So I rep...

USART interrupt problem

Posted on August 19, 2011 at 07:52Hi Guys, I'm working on Usart programming in IAR environment. But I got a problem. The USART interrupt handler seemed not to be called. Here's my code:void initUART2(){  USART_InitTypeDef  uart2Init;    USART_ClockI...

stm32f107 I2S3 MCLK not coming

Posted on August 19, 2011 at 08:32Hi,I was testing I2S interface on STM32F107 cpu. I had configured the chip to use I2S3_MCK clock as the Master Clock for the codec. I2S is set in master mode. I had set the MCKOE bit in the SPI_I2SPR register. But t...

mili by • Associate II
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