You can choose two pins from Arduino D0 to D7 as Software Serial Ports to communicate with Bluetooth Shield (D0 and D1 is Hardware Serial Port) Source: Bluetooth Shield | Seeed Studio Wiki Besides which pins they operate on, what is the difference between a Software Serial Port and a Hardware Se…

Bluetooth RX and TX

Projects Networking, Protocols, and Devices

encryptor January 13, 2013, 11:03pm 3

What is the difference between I2C and UART? Is that asking the same question as above in different text? How do I know when to choose between SPI and I2C?

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Bluetooth RX and TX

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