SCI-CALC SCI-CALC is a wireless mechanical calculator/macropad by techstacknerd. KBD.news
Published February 21, 2023
Shaoxiongduan aka techstacknerd published his sci-calc project – a calculator and more:
The sci-calc (I know, really creative name) is a 4-in-1 device, packing a scientific calculator, a macropad/numpad, a handheld game console, and a development board all into one neat and sleek little device – shaoxiongduan.
Powered by an ESP32 WROOM32 E
Low-pro Kailh v1 choc switches
Screen: 256x64 monochrome oled (display driver: SSD1322)
Usb to serial chip: CH340C driver download
Battery: any lipo battery under 1000mah would be fine
SD card support (must be in FAT32 format)
Published on Tue 21st Feb 2023. Featured in
KBD #114 ( source).
The IBM Lighted Program Function Keyboard (LPFK) was used as an extra input device when doing computer aided design on the IBM RS/6000 series of machines. Posted by
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