STM32 MCUs Products

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Forum Posts

CPU,DMA UART Transfer Independently

Posted on June 05, 2014 at 22:21Hello,       I want to transmit 10000 samples taken by adc continuously stored in an array. Is it possible the DMA-UART can transmit this to the PC while the CPU can take the next set of samples(independently) i.e wit...

Alternative usage of timer channel pins

Posted on June 10, 2014 at 15:42Hello, as described in the reference manual, the STM32F103 have timers with up to four channels - for example TIM1 - TIM5. But in my application i need only one channel (for output compare or pwm output). In the Micro...

STM32F103RC SPI3 configuration

Posted on January 14, 2014 at 09:16Hello,I can't get SPI3 on pins (PB3, PB4. PB5) working. On the scope I checked that SPI clock is running. But still I can't read MX25L6406E flash ID. Functions that handles flash commands are checked and is working...

linas by Associate
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Setting time and date on STM32F103

Posted on June 10, 2014 at 10:14Hi, I'm porting code from a M0 to an M3 part and libraries are quire a bit different. I need a quick tutorial on initializing the RTC and setting  time and date using the stm32f103 part. I've already obtained the date...

stenasc by Senior
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STM32L1 I2C2->SR2 busy flag set after reset

Posted on June 09, 2014 at 17:26Hello all, I am working with an STM32L1 and a I2C interface (Concretely I2C2, Pins PB10 and PB11). I tried different things but I am still not able to overcome the following issue: after intialising the I2C interface...

guillem2 by Associate II
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DMA_DAC Problem

Posted on June 09, 2014 at 06:07I am updating the tim2 arr by DMA ...with the update of timer 2 DAC  will get triggered. I have checked the DAC o/p with CRO by it's corresponding pin and I am able to see the Sine wave but the problem is it is not en...

sanjib by Associate III
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  • 4 replies
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Bootloader for STM32407

Posted on June 10, 2014 at 10:57I try to develop my own proprietary bootloader for STM32407 that work over UART and Ethernet. Is there any source code example?