Packet Radio on ZX Spectrum

ZX25 by OZ1BII

Project by Henning Andresen OZ1BII, who designed the board (with TCM3105N and Z8530 chips) and wrote software (ZX25 V3.1).

Files for download

zx25.gif 6.1kB (2004-12-06 13:27)

View of elements arrangament of the board.

zx25-31.zip 7.9kB (2004-12-06 13:22)

Software in .TAP format.

zx25.zip 91.8kB (1997-07-07 03:04)

Single side PCB of Packet Radio Adapter developed by OZ1BII. Uses TCM3105N and Z8530 chips. Needs ZX25 V3.1 program from Henning Andresen OZ1BII.

See also

USART - serial transmitter/receiver

Universal Synchronous/Asynchronous Transmitter/Receiver: WD2123, SCC2691, Z8530,