LC Maker

I use a combination of 3v3 devices and sensors. (My 3V3 devices are 5V tolerant) It would great to be able select the supply voltage for the Analog & digital ports independently. e.g. my ultrasonic ranger (DO+DI) needs a 5V supply but my Sharp IR Ranger (AI) needs 3V3 so I can’t run these two se...

On chinese eshop exists many USB to TTL convertors based on FT232R or CP2102. But no one with USB micro, small dimension, all pins available and with breadboard friendly package. I mean something like in the attached image. I found only this, but with huge normal USB connector: http://www.aliexpress...

you can connect to the internet through GPRS wireless network with it. Making/answering voice calls and sending/receiving SMS messages are also supported. Meanwhile, Seeeduino GPRS supports FM radio function and bluetooth communication. Seeeduino GPRS is base on Atmage32U4 and SIM800H. Atmage32U4 is...

I was wondering if it should be possible to apply two of these boards parallel from each other. I have made this with one set of 10k pull-up resistors and it doesn’t work immediately. When I touch the SDA and SCL lines many times it suddenly start working.. Regards, Nick

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