CircuitGizmos provides products for sale that are designed and produced by the creative minds at CircuitGizmos, USBmicro, Amber Waves Electronics, and other fun sources of clever engineering.
Here you can purchase the USBmicro U401 and U421 USB interface that has support for SPI, LCD, 1-wire, stepper motor control, input, and output.
CircuitGizmos sells the Color Maximite 2 Computer in the form of the CG RetroMax. The Maximite runs BASIC and supports a display on VGA. A keyboard can interface to the Maximite as well as I2C, SPI, and serial devices.
The Sensor.Engine:Micro is a great way to augment a solderless breadboard and interface to things like the small boards in the 37 sensor kits. This is an easily programmed STEM controller.
CircuitGizmos also sells the unique USBPIR USB motion detection module and home automation and security software made to work with these devices.
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