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Pilot B
Associate II
since ‎2018-07-20
‎2023-06-14

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  • 25 Posts
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User Activity

USB Host on USB-IF Compliance Program

2018-06-21
Posted on June 22, 2018 at 01:44Hello,We implemented USB Host on a product based on STM32F427 MCU. Now we try to test it on USB-IF compliance program. But it fails to satisfy the USB-IF requirements.Questions we have:1. Does USB Host support USB Hub...

ADC Glitch

2018-06-07
Posted on June 08, 2018 at 02:22Hello everyone,We have a MCU STM32F427. There are 5 ADC channels. During our testing, we found there is ADC glitch, see attached picture. There are 2 significant drop in ADC.Do you know the reason that cause the ADC g...

How to get SiLabs CP2102N working as a USB device?

2018-05-03
Posted on May 03, 2018 at 18:03Hello,I'm working on a board based on STM32F427 MCU. The board is implemented as a USB Host.I'm trying to get SiLabs' CP2102N working as a USB device. I understand I'll need to change the driver to make it work. Have a...

Is there a way to detect the Ethernet PHY activity via RMII without using LwIP?

2018-04-25
Posted on April 25, 2018 at 22:26Hello,We have a product based on STM32F427 MCU. It supports ethernet. There are 2 ethernet ports on the board. In the firmware we use LwIP as the ethernet stack.Now we need to implement a testing firmware running on ...

How to set the baudrate for USB Host CDC?

2018-04-19
Posted on April 19, 2018 at 23:20Hello,I'm working on STM32F407VG board. During device enumeration, both the Host and Device use full steep 12MB/s.After enumeration, can I set '115200 8N1' for the communication? I tried to call CDC_SetInitialValue()...
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