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Forum Posts

Fast FIR - less than one cycle per tap

Posted on September 03, 2015 at 16:17Any interest in a block FIR routine (16 bit data) that can execute (on average) 1 tap in less than 1 cycle?The catch: It is an 8 tap filter (result not rounded).The filter has low start and end overhead and can b...

gregstm by Senior III
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pointer

Posted on September 22, 2015 at 18:24Hello. i have this structure definition:(ex)structure example_str{ int a[10]; int b[10];}and a function with this definition:void test(example_str *temp); i want to change the value that pointer temp is locating ...

I don't know how to use HAL_UART_Receive();

Posted on September 22, 2015 at 11:25 I am trying to receive string from my PC then put it on the LCD. This my code : char recieve[10]; while(__HAL_UART_GET_FLAG(&huart2,UART_FLAG_RXNE)==0){}; for(i=0;i<=9;i++) { HAL_UART_Receive(&huart2,(u...

Understanding low level finer points of CubeMX

Posted on September 21, 2015 at 20:09I am trying to set up my first project with CubeMX and would appreciate help understanding some of the finer details...1.ADC configuration:    A. Under adc NVIC tab, there in an option to enable nvic global inter...

estersci2 by Associate III
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STM32F4 Discovery. CAN communication FAIL. HAL_TIMEOUT.

Posted on September 22, 2015 at 15:09Hello everyone, this is my first post in the forum, but I read a great deal of threads about CAN communication between PC and STM32 Discovery using HAL Libraries.The problem, basically, is that I'm unable to send...

stm32f439 is resetting when configuring FMC

Posted on September 22, 2015 at 20:35Hello,I'm having a strange problem that's been holding me up for the past few days.  I've been trying to configure the FMC to work with a Cypress CY7C1051DV33 SRAM on a PCB that I developed.  In fact, the configu...

ralphj by Associate II
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STM32L051 enter Stop mode on return from ISR

Posted on September 19, 2015 at 11:29Hello! I have a simple program. It has software IRQ to enter Stop mode on return from ISR, and RTC IRQ to wake up and leave Stop mode. RTC IRQ toggles the red LED. On return from Stop mode (return from SW IRQ) th...

korhal by Associate II
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STM32F4DISCOVERY and STM32 PMSM FOC SDK

Posted on September 22, 2015 at 20:52Hi everyone.I am developing a robotic application and I need some advice.I need to drive two BLDC motors (these drive the wheels of the robot) and also to interface with a parallel camera.I understand that with S...