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Forum Posts

STM32F2xx Flash memory partial erasing?

Posted on October 23, 2016 at 20:09Hello,Would it be possible to erase the flash memory partially before writing data ?It takes a long time to erase 1sector base. (128kByte or 64kByte)If possible, could you some advice how to apply?Thanks.

w21685 by Associate II
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STM32F407 Problem With Input Capture on Four Channels

Posted on October 22, 2016 at 04:24 I’m having some trouble with four channel timers on the STM32F4 I am trying to use all four channels of Timer 2 for input capture and am not quite able to get it to work. Channels 1 and 4 work just fine, but 2 ...

mvaras101 by Associate II
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IRDA protocol used on USART peripheral in boot mode

Posted on October 23, 2016 at 13:53Hi everybody, (I'm working with a STM32F042) I know that the user application is able to call the internal bootloader (the one in ROM). According to AN2606, the procedure consits in the following steps : Disable...

USB interrupt inepint : what is this flag?

Posted on October 24, 2016 at 18:59Hi everybody,I use the USB standard lib V2.1.0.I have some problems with one of the flag in USBD_OTG_ISR_Handler: inepintWhen connected to a macOS, the USB interrupt is always called, with the flag inepint always =...

no less than 6µA in stop mode with stm32L152

Posted on October 24, 2016 at 10:24 Hello I can't succeed in getting very low consumption with the stm32L152zeT6. To be sure that it does not come from other components of my board, I built a new one and populated it with only th...

JulienD by Senior
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Cosmic toolchain Stm32

Posted on October 24, 2016 at 13:01Hi Support Team,       I am using cosmic toolchain with STVD for stm8 proccessor (stm8l052r8) presently and want to use double data type for floating point calculations for upto 14 digit precision . I noticed that ...

dhiraj by Associate II
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CRC issues with HAL and STemWin

Posted on October 24, 2016 at 13:03I'm having some problems using the STemWin library and the STM32 L4 HAL library. I would like to calculate a CRC16-CCITT using the HAL library. Unfortunately, the STemWin library isn't working anymore when I use th...

jbos by Associate
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STM32F0 usb library

Posted on October 22, 2016 at 01:56Hi there,   I'm using STM32 USB library and I'm working on a project for a HID device.  I'm facing some issues with the USBD_HID_SendReport function. I have one endpoint and two input reports. The input reports get...

STM32446RE Nucleo as a USB CDC device

Posted on October 24, 2016 at 16:41Hi Guys,i try to experiment a bit with the USB CDC library. Sadly I don't get it to work out of the box after I configured everything in STMCubeMX.I tried to learn something from the F4 firmware libraray tutorial p...