[Arm-netbook] IC for analog and digital buttons (EOMA-68)
gacuest at gmail.com
Fri Aug 8 12:04:34 BST 2014
2014-08-08 10:33 GMT+02:00 Daniel Iglesias <daniel.iglesias at gmail.com>:
> Is there a smaller one in the same family we could use? Such as the
> STM32F072'C' or 'R', which have 37 and 51 GPIOs respectively and nearly the
> same number of ADCs as the bigger 'V' variant. I suppose it'd make PCB
> design/routing easier, since the number of pins and the dimensions of the IC
> roughly double between the 'C' and the non-BGA 'V' variants. I don't know if
> there are any disadvantages to using the smaller ones though.
And they are cheaper.
A stupid question. STM32F072 has USB 2.0 connectivity. Does
connectivity can also be USB 1.1? I say this because the second USB of
EOMA may be USB 1.1 and will not always be USB 2.0.
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