[Arm-netbook] Handheld Games Console

GaCuest gacuest at gmail.com
Tue Sep 22 16:31:13 BST 2015


En 22 de septiembre de 2015 en 15:15:51, Luke Kenneth Casson Leighton (lkcl at lkcl.net) escrito:
> On Tue, Sep 22, 2015 at 1:12 PM, GaCuest wrote:
>  
> >> The only solution I can think is to put the BMA250 in the second PCB and connect directly  
> >> to STM32F and configure it as a USB device. I do not know if this is easy to do for us (software  
> >> development) and solve the problem of EINTs.
>  
> making a GPIO an EINT on the STM32F, then reading I2C, then sending a
> few bytes of data as a USB event, it's about... 30-40 lines of code.
> if it's any more than that, you're doing something *drastically*
> wrong.
> 

So I suppose that the better option is to put the BMA250 on the second PCB and connect it to STM32F, right? On the other hand, we don’t need a EINT of the EOMA-68 to the STM32F, right?

> >>
> >> Thanks.
> >
> > Also I found the following FFC cable: http://aliexpress.com/store/product/Free-Shipping-FPC-FFC-connector-cable-socket-6-pin-0-5mm-connector-for-LCD-screen-interface/428886_1251083253.html  
> >
> > Do you recommend use that connector or other (cheaper) connector?
>  
> honestly it's up to you. personally i just went for standard 0.254mm
> connectors, because that *really* makes it easy for developers.
> however, they're quite big, you need to get R/A ones, and i believe
> those could well be more expensive than a 6pin FFC.
>  
> so it is your decision, you know what the goal is, available space,
> target price and target market.
> 

Well, I think that one of the most important goal is the price.

> l.
>  
> > Thanks.
> >
> >>
> >> >
> >> > l.
> >> >
> >> > _______________________________________________
> >> > arm-netbook mailing list arm-netbook at lists.phcomp.co.uk
> >> > http://lists.phcomp.co.uk/mailman/listinfo/arm-netbook
> >> > Send large attachments to arm-netbook at files.phcomp.co.uk
> >>
> >>
> >
> >
> > _______________________________________________
> > arm-netbook mailing list arm-netbook at lists.phcomp.co.uk
> > http://lists.phcomp.co.uk/mailman/listinfo/arm-netbook
> > Send large attachments to arm-netbook at files.phcomp.co.uk
>  
> _______________________________________________
> arm-netbook mailing list arm-netbook at lists.phcomp.co.uk
> http://lists.phcomp.co.uk/mailman/listinfo/arm-netbook
> Send large attachments to arm-netbook at files.phcomp.co.uk




More information about the arm-netbook mailing list