STM32 MCUs Embedded software

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Forum Posts

Example on MOOC about RTOS tickles doesn't works.

I am following an the example from MOOC;https://www.youtube.com/watch?v=nSLN_WM2TOc&list=PLnMKNibPkDnExrAsDpjjF1PsvtoAIBquX&index=59&t=889sI can't make it work, apparently LPTIM trigger interrupts continuously.I create a fresh project to reproduce pr...

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dhs by Senior
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Issue detecting and processing usart receive

Hello again,Here's what I want to do:1) wait for the UART_FLAG_RXNE to be set2) receive one character3) switch based on that character (character is saved for further processing)4) receive the proper number of following characters based on the comman...

Where does Bootloader for STM32G0B1M1 look for a USB cable? My previous question was how to detect a USB cable, but the answer was just use VBUS and an EXTI to detect. Which interrupt does the bootloader monitor for a cable?

My previous question was how to detect a cable and they said to use a EXTI to receive a VBUS detection. The customer wants to use USB to program a blank device (so nothing configured) and EXTI is a block of interrupts and could be multiple pins. Ple...

SMoor.1 by Associate II
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Unable to get B-L072Z-LRWAN1 into DFU mode

I'm wondering if i'm missing something here.I've hooked up BOOT0 to the 5V pin on CN2. I have nBOOT1 set to 1, and i'm connected to the device via the ST-LINK as the other usb port doesn't seem to be active. I've also installed the udev rules, and ju...

SBurs.1 by Associate II
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  • 6 replies
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Lost some data when send to PC with USB.

HI all,I need a sampling rate of 1K to collect the analog voltage.My chip is :STM32F103C8T6.I use Timer2's interrupt to enable collect and send data, after send disable.I use a plus at 100Hz to verify, find it will lost some data:ThanksBoone

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BLu.1 by Associate II
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STM32H735 ETH_IRQHandler() is not called

Dear Forum, I am using STM32H735 with RTOS LwIP with a DP83826 PHY, and want to see at least a ping on the network. From HW point of view the PHY seems to work because I can communicate with it and read config registers. The strap pins are set to a v...

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MStei.4 by Associate III
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