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Adafruit 32x32 RGB LED matrix panel (6mm pitch)
Four buffered 5V tolerant inputs
the firmware/sniffer code/usage is identical
0 USB dongle from the store already
You can easily attach the shield behind a plastic plate with standoffs and still read cards through a (non-metal) barrier
Bluetooth 4.0 USB Module (v2.1 Back-Compatible) Capacitive Touchscreen Adafruit 32x32 RGB LED matrixAdd Bluetooth capability to your computer super fast with a USB BT 4. 0 adapter. This adapter is backwards compatible with v2. 1 and earlier, but also supports the latest v4. 0 Bluetooth Low Energy. Inside lies a CSR8510 Bluetooth USB host. We've used this with great success on a Windows 7 computer, installing as a 'generic' Bluetooth device, but we expect it to work just fine with any modern computer as this chipset is very common. So far we've
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