dimitrit / pal1serial

A serial interface expansion board for the PAL-1 system based on the Motorola MC6850 Asynchronous Communications Interface Adapter

PAL-1 Serial Interface Adapter

The PAL-1 Serial Interface Adapter is an expansion module for the PAL-1 system¹ based on the Motorola MC6850 Asynchronous Communications Interface Adapter (ACIA)². The design was inspired by a homebrew project in CPC Schneider International magazine³.

Acknowledgements

PAL-1 and the PAL-1 logo used with kind permission of Liu Ganning.

References

1. Liu Ganning, ‘PAL-1 Microcomputer User Manual’, 2020 http://pal.aibs.ws/assets/PAL_en.pdf [accessed 21 July 2022].
2. Motorola Semiconductors, ‘MC6850, Asynchronous Communications Interface Adapter (ACIA)’ (Motorola Semiconductors, 1994).
3. Joachim Schweda, ‘Schnittstelle RS-232 im Selbstbau’, CPC Schneider International, 7.3 (1986), 88-92.