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Re: Bluesaab V6 - USB device not recognized

Posted by Weby on Sep 22, 2019; 5:31pm
URL: http://bluesaab-forum.90.s1.nabble.com/Bluesaab-V6-USB-device-not-recognized-tp1512p1515.html

That's what I thought I read on another topic, yeah. 

So, concretely, I just need to force boot0 pin high to have the FTDI connection on?

I will try that now. 

Sent: 22 September 2019 19:20
Subject: Re: Bluesaab V6 - USB device not recognized

By default, STM32F103RB micro-controller does not have USB peripheral enabled. What it has is a factory bootloader that "listens" to UART1. When STM32 is pushed into DFU mode (BOOT0 pin is high during power on), then it will accept whatever is coming in through UART1.

In order for USB to work, the USB peripheral has to be configured on STM32 and some sort of bootloader needs to be custom made in order to make the whole module as a USB device recognizable by PC.

Hope this helps.
2001 9-5 SE V6; 2006 9-5 Wagon; iOS; BlueSaab version = "latest and greatest" :)



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