The pcbs for the Atlas Z80 Hardware emulator and the Newbrain Storage Board have arrived. Now…
Category: NB Hardware
Newbrain Expansion Port
Pin Signal Name Description / Notes EIM 1 GND Ground 50E 2 Z80 CLOCK 4MHz System…
Newbrain Storage Device (RS-232)
This is a new storage device with fewer components and using an arduino NANO instead of…
NB Storage Board Replacement
This is the final board that i will order from JLCPCB. Hopefully it will work. UPDATE…
Newbrain Power Supply Replacement
This is a replacement for a grundy newbrain power supply. You connect a 12v (2A or…
Newbrain Tape Replacement
This device can be used as a replacement for the Newbrain Tape. It connects through RS232…
Pre -production Newbrain
Very early version of the Newbrain computer believed to have been used to drum up trade…
NB to PC Serial Cable
How to build a serial cableSerial CableNb to pc PC RS232(9 PIN) Signals 1 2 3…