We use the Measurement Computing USB-1208 data-acquisition module, but most USB data-acquisition or DIO modules should let you program a device through their SPI bus interface. The USB-1208 provides ...

The blocking issues you mention, specifically Ethernet and SPI-based displays, occur regardless of SPI transactions. The Arduino Ethernet library doesn’t use interrupts, and neither do any of ...

Here, Serial Peripheral Interface (SPI) is used for communication, and 8-Channel Serial-to-Parallel Converter with High-Voltage Push-Pull Outputs: HV513 is used as the driving IC, which can ...

The Arduino Sensor Kit comes as a standalone kit for only €23.00 or $23.00, or can be purchased with the Arduino UNO Rev3 board as a great value bundle for €38.70 or $38.70.