math.h not in the firmware
Posted on November 27, 2014 at 11:15Hi,I am currently using the dsp library .I noticed that it need math.h library to run correctly.Unfortunately, i couldn't find it on the internet.Does somebody have a link?
STM32 MCUs Products
Ask questions, find answers, and share insights on STM32 products and their technical features.
Forum Posts
STM32F4 & Ethernet configuration (RMII)
Posted on November 27, 2014 at 11:25Good day,Given you use the RMII interface to the STM32F4 MCU does anybody know what the CR (clock range) needs to be configured to? The RMA is not clear if the clock range configuration is for the MII interface o...
timer Dma burst transfer
Posted on November 27, 2014 at 10:48 I found an example in the stm firmware. It is TIM DMA Burst. The configuration code is as in this link https://github.com/devthrash/STM32F4-workarea/blob/master/Project/STM32F4xx_StdPeriph_Examples/TIM/TIM...
Regarding STM32F207 Timers ISR
Posted on November 26, 2014 at 11:11Hi, I am very new to 32 bit micro-controllers.I am using STM32f207VG controller.I want to use Timer2 to generate Interrupt every 1 ms.Timer clock is set to 36MHz. I have written the following code for timer ISR.My...
SDADC2 synchronization with SDADC1
Posted on November 26, 2014 at 10:43I have seen a lost of discussions about synchronized sampling of ADCs. But I haven't seen a single example for synchronized sampling of SDADCs anywhere. I am using stm32f373 MCU where I want to sample SDADC1 and S...
ARM32F Unaligned Data Support
Posted on November 25, 2014 at 18:55Dear All,As we can see in the attached picture the ARM support Unaligned and Aligned data supportPlease advice what mechanism is using by arm to identify two or three or four operand at single memory address
STM32F103C8 trouble with USB ''device not recognized'' WIN7
Posted on November 26, 2014 at 07:02 Hello all, yesturday i got this board with STM32F103c8t in wich i tryied to instal iNEMO library, I am facing some dificulties trying to establish a usb conection with the chip. I am using the origina...
UART Baudrate / ST LIB
Posted on October 08, 2008 at 11:14UART Baudrate / ST LIB #uart-baud-rate-hse_value-hsi
IAR : 32 bits SP is not 64 bits DP !
Posted on November 26, 2014 at 14:27Reading http://www.iar.com/Global/Resources/Developers_Toolbox/C_Cplusplus_Programming/Improve_performance_of_digital_signal_processing_with_IAR_Embedded_Workbench_for_ARM.pdfpage 3 :arm_sqrt_f32 : 52 cyclessqrt :...
Exclamation mark breakpoint
Posted on November 26, 2014 at 18:20 Hi! Keil MDK Lite V5.12 I cannot tell why the debugger cannot breakpoint certain rows. Like a CAN_Transmit function. Not only will put an exclamation mark, it will jump over it completely. This function is that ...
