1 48:31 Acorn Masterclass: An Introduction to CRTC Registers on the BBC Micro – Part 1 The supporting presentation is available to download here. ABug January 14, 2021
0 47:13 Acorn Masterclass: An Introduction to Interrupts on the BBC Micro – Part 2 ABug September 10, 2020
1 11:40 Acorn Masterclass: An Introduction to Interrupts on the BBC Micro – Part 1 (Q&A) ABug August 20, 2020
5 21:26 Acorn Masterclass: An Introduction to Interrupts on the BBC Micro – Part 1 ABug August 20, 2020