About LS.Sp.1

LS.Sp.1 · 2023-05-15

I use a STM32F7508-DK as a USB-Device only as MSC with an SDCard. The Board is self powered.STM says to use VBUS sensing on self powered Devices. But with VBUS sensing enabled, the USB connection isn't registered and the USB connection doesn't work a...

LS.Sp.1 · 2023-05-17

In the schematic "en.mb1191-F750N8H6-B02_schematic" on page 9 you can see that the GPIO Pin PJ12 is connected to the OTG_FS_VBUS. I used an external Interrupt on this pin to determine USB connection and disconnection.

LS.Sp.1 · 2023-05-16

The "UM1907 User manual Discovery kit for STM32F7 Series with STM32F746NG MCU"on Page 34 says 1. By default OTG_FS_VBUS is driven by the software and not by the alternate function of theSTM32F746NGH6 (R64 = ON, R63 = OFF, R58 = ON and PA9 = VCP_TX (V...

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The USB-Device State on a STM32F7508-DK Self powered USB-Device doesn't work.

Re: The USB-Device State on a STM32F7508-DK Self powered USB-Device doesn't work.

Re: The USB-Device State on a STM32F7508-DK Self powered USB-Device doesn't work.