R.A. Penfold

Credits

• 1984An Introduction to Programming the Sinclair QL · Sinclair QL
• 1984Micro Interfacing Circuits volume 1
• 1984A Practical Introduction to Microprocessors
• 1984An Introduction to Z80 Machine Code
• 1984Micro Interfacing Circuits volume 2
• 1985Computer Music Projects
• 1985An Introduction to QL Machine Code · Sinclair QL
• 1985An Introduction to Computer Peripherals
• 1986An Introduction to Computer Communications
• 1986MIDI Projects