CH552 microcontroller with USB Business Card project established quite interesting circuit with very few elements. USB connector on the USB socket on the PCB designed to stop loose plaque thickness... Electronics Projects, USB Business Card with ch552, microcontroller projects
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Designed by Electronic Cats.
Firmware released under an GNU AGPL v3.0 license. See the LICENSE file for more information.
Hardware released under an CERN Open Hardware Licence v1.2. See the LICENSE_HARDWARE file for more information.
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January 2020