About Nico3

Nico3 · 2024-07-05

I am trying to upload the code to my target STM32F407 but below error is showing up. I tried some of suggestions but problem is still there. I am using Version: 1.15.1. Debug log file also attached. 1) Doing Mass Erase of flash,2) Updating ST Link ...

Nico3 · 2024-06-15

STM32F4 is working in USB Device MSC mode successfully.I need to detect the USB connection state. I put the HAL_PCD_ConnectCallback function in main.c but on compiling I received warning.Debug/../USB_DEVICE/Target/usbd_conf.c:307: multiple definition...

Nico3 · 2024-06-10

I am using STM32F4 MCU in USB device MSC mode with data stored on SD card. I have also standard 16X2 LCD & Membrane keypad connected to MCU I want to make interface where once USB device is connected to laptop, the data is showed on laptop after ente...

Nico3 · 2024-05-04

HelloMCU has SD card & USB in MSC Device mode. I am storing data on SD card in csv fatfs format. The data from SD card can be read on computer by making connecting with USB. Now I want to encrypt the data so only my GUI application software on comput...

Nico3 · 2024-03-18

I am running USB in Mass Storage host mode. On connecting the device, USB FLASH stick, it takes around 20 seconds to change the Appli_Sate from APPLICATION_START to APPLICATION_READY in usb_host.c file. It is normal ? Can the time be reduced ? Than...

Nico3 · 2024-07-06

Pls note issue has been solved. The problem was with jumper cables between ST-LINK and Target board. We used new cables and all in single ribbon, so now it is working fine. I conclude EMI was issue..

Nico3 · 2024-07-06

Hi how to make skip flash erase before programming. I checked STM32CUBEIDE but couldn't find.

Nico3 · 2024-06-19

ok.. now it is clear to me why led is glowing.. thanks.. Now I am not sure how to detect USB connect & disconnect host, so I can interrupt my main application program. I can not use PA9 as EXTI trigger as it is always high.Should I poll continuously ...

Nico3 · 2024-06-19

STM32F4 is set in USB DEVICE MSC mode.I am seeing LED is glowing even when USB is not connected to HOST laptop. Intensity of LED glowing is low. Anyway, on connection to HOST laptop, the LED glow at high intensity which makes sense.I am not using P...

Nico3 · 2024-06-16

I just realized.. i can simply use PA9 to detect.

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Error in Final Launch Sequence

USB Device Connection and Disconnection

Password for USB Device

Encryption csv file

Time taken to change USB state

Re: Error in Final Launch Sequence

Re: STM32H755: ST Bootloader not working on Bank 2

Re: USB Device Connection and Disconnection

Re: USB Device Connection and Disconnection

Re: USB Device Connection and Disconnection