Break Into Program - L Break Into Program, 0:1

BBC Basic for the Spectrum Next (Part 1)

Since the last update, I’ve added a substantial number of new features to BBC Basic for Next The built-in Z80 assembler now supports the additional Z80N opcodes Realtime clock support (if fitted) Three additional video modes Line, circle, and filled triangle graphics primitives via PLOT and LINE commands VDU command now works SOUND command now works File I/O via esxDOS Improvements to the BASIC editor In addition to these features, there have been a number …

BBC Basic for the Spectrum Next (Introduction)

I’ve been looking for a decent project to get my teeth into on the Spectrum Next. Apart from my Next Z80 library routines, I’ve dabbled with a few demos, and considered writing a drawing package similar to Deluxe Paint. But on the whole have felt rather unenthusiastic about starting that project. Last week inspiration hit me. I’ve already started porting the Z80 version of BBC Basic (by R.T.Russell) to my homebrew Z80 computer, the BSX. …

Composite Video on the Raspberry Pi Pico

I received my Pico a day or so after it was announced, and felt a little bit like a mule with a spinning wheel at first – was there a project I could start on this that would also serve as an introduction to key parts of the hardware, and could be completed in a few days. I was interested in the PIO feature of the Pico – this is a cut down core in …