SpartaDOS X 4.50: Flashing U1MB and SIDE3 and writing a new flasher @flashjazzcat
SpartaDOS X 4.50: Flashing U1MB and SIDE3 and writing a new flasher  @flashjazzcat
Uploaded January 2025 | Updated September 2026, 2 weeks ago
▶Download the new SDX 4.50 update tool for SIDE3 here: atari8.co.uk/apt/side3
▶Download SDX 4.50 from the official DLT website: sdx.atari8.info/index.php

Thanks to DLT for another great update to the best Atari 8-bit disk operating system!

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00:00 Preamble
01:03 Introduction
03:03 Downloading SpartaDOS X 4.50
04:54 Incognito and U1MB build differences
08:12 Update methods
08:38 Inspecting the ROMs using the SDX Imager
12:32 The SIDE3 ROM
13:16 Updating SIDE3 using SIO2PC and RespeQt
17:38 Creating a stand-alone SDX XEX flasher for SIDE3
25:36 The basically working update tool
29:17 Inspecting the multi-segment binary
31:00 Flashing considerations and potential applications
35:22 Creating a percentage-based progress indicator
39:51 Why the DLT flasher won't work with FAT
41:14 Testing our stand-alone flashing tool
45:50 Updating Ultimate 1MB using SIDE3
50:15 Updating U1MB using the DLT ATR and SIO2PC
54:30 Updating U1MB using UFLASH and SIO2PC
55:05 Summary and conclusion

Soldering and test equipment:

● Hakko FX-951 T12 soldering station: uk.farnell.com/hakko/fx951-64/soldering-station-75w-230vac/dp/3367978
● Atten ST-862D hot air rework station: amazon.co.uk/ATTEN-Professional-ST-862D-Hot-Station/dp/B08GJRQL41
● Anesty (Duratool) ZD-915 thru-hole desoldering station: cpc.farnell.com/duratool/d00672/desoldering-station-uk-eu-plug/dp/SD01384
● Hanmatek DOS1102 dual-channel oscilloscope: amazon.co.uk/DOS1102-oscilloscope-Professional-Oscilloscope-Bandwidth/dp/B0833X3RFK
● Amtech NC-559 Tacky Flux: store.rossmanngroup.com/index.php/amtech-nc-559-v2-30-cc-16160.html
● Goot Wick Desoldering Braid: store.rossmanngroup.com/index.php/ab20-gootwick-1-5.html
● Cynel Sn60Pb38Cu2 Tin/Lead Solder Wire: https://www.tme.eu/gb/details/lc60m2-0.7_1.0/solders-wires/cynel/
● SysCheck v.2.2 by tf_hh: abbuc.de/component/jshopping/hardware/syc

Equipment and software used for video production:

● Open Broadcaster Studio: obsproject.com
● 2x Logitech Brio webcams: amazon.co.uk/Logitech-Gaming-Webcam-Streaming-Compatible/dp/B0748NCPN5
● SmallRig P200 Led Panel Light: amazon.co.uk/P200-2500-6500K-Streaming-Conferencing-Photography/dp/B0C8TMP66L
● Hollyland Lark M1 Wireless Lavalier Microphone: amazon.co.uk/Hollyland-Microphone-Cancellation-Transmission-microphone/dp/B0B3MG9WLL
● Logitech Blue Yeti USB Microphoneamazon.co.uk/Blue-Recording-Streaming-Condenser-Adjustable/dp/B00N1YPXW2
● Final Cut Pro
● Apple Motion
● Dell XPS 8960 PC (i7-14700, 32GB DDR5, RX 6600 XT)

#atari
#retrocomputing
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flashjazzcat |

SpartaDOS X 4.50: Flashing U1MB and SIDE3 and writing a new flasher

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