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Flash write problem! Help

Posted on November 12, 2011 at 06:53In the application we are using stm32f103zet6 high density ARM controller. We r trying to write array of data to flash memory. We r just able to write 4 words with ProgramHalfWord function, my program segment goe...

STM32F207 EXTI interrupts

Posted on September 28, 2011 at 18:21I have recently migrated to the STM32F207 MCU. Everything is going very well except that I am having a big problem with EXTI interrupts. My hardware originally had PC13 and PC15 as interrupt sources and everythin...

reading pwm inputs

Posted on November 11, 2011 at 10:08Hi everyoneI have some silly newbie doubts on stm32f2 seriesI had downloaded the standard peripheral library and was looking at the sample codes in \STM32F4xx_DSP_StdPeriph_Lib_V1.0.0\Project\STM32F4xx_StdPeriph_E...

internal reference voltage for ADC

Posted on November 11, 2011 at 19:13I was going to use an external reference voltage for the ADC but noticed you can utilise an internal reference. Was wondering which reference takes priority if I have an external voltage reference plus utilise the...

simple input routine not working

Posted on November 10, 2011 at 07:35the ctrl registers remain at reset values but idr 0 an 1 goto low(0). is there something wrong with my source? // // // //STM32 BUTTON TEST //by T. Herring tre2020067@gmail.com // /////////////////////////////////...

FSMC synchronous burst

Posted on November 07, 2011 at 12:25Does anyone have any references for design articles or documentation - beyond the obvious manuals - for operating the FSMC in synchronous burst mode? I have seen AN2784, but this only deals with asynchronous memor...

Change usb configuration on the fly in STM32F103

Posted on November 10, 2011 at 00:14I am working updating and existing project that has 2 modes of running the usb in our product.  One is a serial port mode that is working as expected, and an emulated msd cdrom that is also working as expect. What...

lesterm by Associate
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TS_Factory_CONV_V90, VREFINT_Factory_CONV

Posted on October 28, 2011 at 07:29Anyone know the address of TS_Factory_CONV_V90, VREFINT_Factory_CONV ?Document Name: RM0038: STM32L151xx and STM32L152xx advanced ARM-based 32-bit MCUsPage 192: ... stored in a specific data address : the TS_Factor...

etan by Associate II
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simple input routine not working

Posted on November 10, 2011 at 07:27the ctrl registers remain at reset values but idr 0 an 1 goto low(0). is there something wrong with my source? // // // //STM32 BUTTON TEST //by T. Herring tre2020067@gmail.com // /////////////////////////////////...

Writing to UART_DR register clears the RXNE bit?

Posted on November 09, 2011 at 16:38FIXED!!!!I was using a Union Structure, which required a read to the register..I have STM32F207 chip...Using UART2, I've tried to do bidirectional data sending and receiving.  However, I've noticed that when I wri...