Category: MZ-700

A RC2014 backplane 8 holding a RP2040 VGA terminal card. There's a passive buzzer attached to gpio 23 via the expansion header. The card is running the Pico MZ-80K emulator.

Pico MZ Release 3.1

Posted on 2 September 20262 September 2026 by Tim

This is the first release of Pico MZ in 2026. It fixes a number of problems that I’ve found since the 3.0 release last November and introduces the ability to

A Sharp MZ-700 with a Pico MZ (a repurposed RC2014 RP2040 VGA Terminal card).

Pico MZ at the RC2014 Assembly 2.0

Posted on 7 August 2026 by Tim

When the RC2014 assembly 2.0 was announced for Saturday 26th September 2026 at The National Museum of Computing, I decided to sign up as an exhibitor to give the first

Benchmarking the Pico MZ-700 vs the real hardware.

Pico MZ-700 – First release

Posted on 30 November 202530 November 2025 by Tim

When I first started thinking about writing an emulator for the Sharp MZ-80K in September 2024, I decided that I was only going to attempt that model and no more.

Pico MZ-700 progress

Posted on 20 November 202520 November 2025 by Tim

I’m making decent progress with adding MZ-700 emulation to the Pico MZ. As far as I can tell I have functionally correct code and I haven’t broken the MZ-80K and

Sharp MZ-700 boot screen on the Pico MZ emulator

A Pico MZ-700 ?

Posted on 21 October 202521 October 2025 by Tim

Autumn is here, so it means that the Caterham is SORNed until the spring, giving me time to tinker with some retrocomputing projects. The first project I’m attempting is to

Displaying Sharp BASIC programs on modern computers

Posted on 2 March 20252 May 2025 by Tim

I’ve been working on a way of displaying Sharp MZ BASIC programs from a digital tape file (mzf/mzt/m12 formats) on a modern computer. I’ve used a Raspberry Pi 5 as

Sunrise / sunset program running on a Sharp MZ-700

Calculating sunrise and sunset – v2

Posted on 23 January 202229 January 2022 by Tim

Over the last couple of weekends I’ve moved the code I converted to work on the RC2014 onto the MZ-700. Apart from some general tidying up, I’ve made a few

Advent of Code 2021 – Day 25

Posted on 28 December 202131 December 2021 by Tim

The days between Christmas and the new year are always quiet. The weather has been miserable and I’m not feeling particularly inspired to carry on with a brick breaker game

Reviving and repairing a Sharp MZ-700

Posted on 27 November 202128 November 2021 by Tim

I recently acquired a second Sharp MZ-700 that was in a rather poor state. I had no idea whether or not it could be salvaged when I bought it, but

Moonlander

Posted on 1 September 20214 May 2025 by Tim

August’s coding project was an implementation of a Moonlander game in S-BASIC for the Sharp MZ-700. It was inspired by a version created by @electron_greg for the Commodore PET and

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