The calculator could print using a one-way infrared protocol which came to be known as Redeye. This made good sense, since not every one needs a printing calculator. As well, if you had one of ...
It used to be that developing for microcontrollers was relatively relaxing. These days, even a cheap micro like the Raspberry Pi Pico has multiple cores, networking (for the W, at least), and file ...
Measurements: overall: 1 1/2 in x 3 1/2 in x 7 in; 3.81 cm x 8.89 cm x 17.78 cm ...