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Forum Posts

UART transmitting in Interrupt mode vs. DMA mode

Posted on June 15, 2017 at 09:35Hello,I'm working with an STM32F7xx with the Cube HAL library. Im using the UART and I tried all 3 transmitting functions of UART. These are HAL_UART_Transmit, HAL_UART_Transmit_IT and HAL_UART_Transmit_DMA. all 3 met...

CAN Ressources

Posted on June 14, 2017 at 13:39Hello St Community, I'm using STM32f103RB for CAN communication which successfully works, but I wanted to know which resources uses the STM32 to communicate by CAN ? According to my researches I think it’s the Corte...

STM32F7 - timer 6 interrupt

Posted on June 15, 2017 at 09:17Hi,I have been developping a HAL to configure and control the basic functions of the timers so I can configure an interrupt using timers 6 and 7.The issue I am experimenting is that when I firstly initialize and enabl...

Timers of 32 bits

Posted on June 14, 2017 at 05:58Good night I am programming a CNC application with dspic33 and I would like to pass it to a ST ARM, but I need 4 timers of 32 bits, I am seeing some ARM7 but only two come, it will be possible to concatenate by hardws...

Resolved! printf double precision but getting just single precision

Posted on June 13, 2017 at 08:51Hello,I am working on a firmware for the STM32F765.This MCU was chosen because of its double precision floating point capabilities.I manged to configure the FPU/Compiler (ARM GCC 5.4) to genertate correct DP native as...

Resolved! STM32F0 CAN FIFO1

Posted on June 12, 2017 at 17:08Hello to all,I'm new in STM32. I have to use the CAN peripheral on the STM32F091VCTx microcontroller.I'm able to send messages and receive messages in the FIFO0, but if I try to use the FIFO1 the software go down and ...

Giu S by Associate II
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Resolved! STM32F7xx_hal_tim_ex.c Bug report

Posted on June 14, 2017 at 05:44 Hi all, i generated the pwm related source code using CubeMX 4.21 but it dit not work. Target MCU : ST32F746NG The following general PWM code works normally but not with DMA Functions. HAL_TIM_PWM_Star...