Content for 74HCT00


The 74HC00; 74HCT00 is a quad 2-input NAND gate. Inputs include clamp diodes. This enables the use of current limiting resistors to interface inputs to voltages in excess of VCC.

6502 retro controller board

“Classic CPU as an “Arduino style” microcontroller An attempt to create “Adruino inspired” set of modular boards, containing thirty years old parts - primarily vintage 6502 microprocessor. About one year ago I noticed that some sellers on popular Chinese auction site …

Project  Z80-Board


“A Z80 computer wirewrapped on perfboard. The wirewrapping technique uses standard IC sockets and PCB header pins, so the components and wiring are on the same side of the board; this has many benefits: It’s easier to see what …