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Start page Tynemouth Software - VIC20 Video output | Tynemouth Software wrote a blog about the video output of the Commodore VIC20 computer. He looked at many revisions during the time of production and the difference between PAL and NTSC. Tynemouth Software - Fixing auto fire in Bandits | Tynemouth Software wrote a blog about that some games behave strangely when a SD2IEC is connected to the VIC20 computer. The signals from the keyboard and joystick are read by the VIA chips, but those chips also read signals from the IEC connector. Michael Martin - A500 programming | Michael Martin is writing a blog about programming on the Amiga A500 computer. A few examples are: Direct Keyboard Access, Bare-Metal Startup Code, Using Our Full Power, Completing The Display, Alternate Graphics Memory Layouts, Mode Switching, Drawing a Bitmap on the Bare Metal and The Original Chip Set. Spillhistorie - Mancave | You can read a new interview with the creators of the Commodore C64 game Mancave on the Spillhistorie web page. FRGCB | FRGCB (Finnish Retro Game Comparison Blog) is a web page that writes about retro games. But the difference is that this blog compares the games between the different computers like the C64, Amiga, MSX, NES, CPC, DOS, etc. The most recent comparisons are: Jail Break (Konami, 1985) and Pub Games (Alligata Software, 1986). Read Only Memo - MiSTer | You can read about the development of the new MiSTer FPGA board on the Read Only Memo blog. The new MiSTer FPGA board will be a cost reduced version, and the target price is 99 dollar. Mass:werk - PET2001 jumpers R & S | Norbert Landsteiner wrote a blog about the chip select and jumper settings R and S on Commodore PETs with the dynamic system board. FRGCB | FRGCB (Finnish Retro Game Comparison Blog) is a web page that writes about retro games. But the difference is that this blog compares the games between the different computers like the C64, Amiga, MSX, NES, CPC, DOS, etc. The most recent comparisons are: Zynaps (Hewson Consultants Ltd., 1987), Gothik (Firebird, 1987), Chickin Chase / Cock' In (Prism Micro-informatique S.A., 1984) and Dan Dare: Pilot of the Future (Virgin Games, 1986). Trevor's Amiga Blog | You can now read a new article from Trevor Dickinson on his blog. This time he writes about the A1222 Plus motherboards, AAA Technology, Steven Solie (Recovery-USB-drive) and Alexandre Balaban (AmigaOS 4.1-ISO). Bo Zimmerman - Amiga 2500UX | Bo Zimmerman wrote a blog about the restoration of an Amiga 2500UX computer. The Amiga 2500UX is based on the Amiga 2000 with an A2630 CPU accelerator (68030 CPU & MMU), an A2091 SCSI hard drive card and the AMIX operating system. Tynemouth Software - VIC20 Multi-Part Games | Tynemouth Software has written a number of blogs about converting games that originally had multiple parts to a one part game. The game converted are: Vegas Jackpot, Operation Ganymed, Outback, Rock Man and Cops'n'Robbers. FRGCB | FRGCB (Finnish Retro Game Comparison Blog) is a web page that writes about retro games. But the difference is that this blog compares the games between the different computers like the C64, Amiga, MSX, NES, CPC, DOS, etc. The most recent comparisons are: Impact! (Audiogenic, 1987) and Combat School (Konami, 1987). Gregory Naçu - Image file formats | Gregory Naçu wrote a comprehensive article on image file formats for the Commodore C64 computer. These file formats are also supported by C64 OS. Mass:werk - PET 2001 keyboard | Norbert Landsteiner wrote a very comprehensive blog about the keyboard in a Commodore PET 2001 computer. FRGCB | FRGCB (Finnish Retro Game Comparison Blog) is a web page that writes about retro games. But the difference is that this blog compares the games between the different computers like the C64, Amiga, MSX, NES, CPC, DOS, etc. The most recent comparisons are: Stop the Express (Hudson Soft, 1983) and Gyroscope (Melbourne House, 1985). Trevor's Amiga Blog | Trevor Dickinson writes a blog about the Amiga. This time he writes about Retcon 2023, Kickstart-01, Amiga 38, AmiWest 2023, Chatbots, Linux corner and Stop press. FRGCB | FRGCB (Finnish Retro Game Comparison Blog) is a web page that writes about retro games. But the difference is that this blog compares the games between the different computers like the C64, Amiga, MSX, NES, CPC, DOS, etc. The most recent comparisons are: James Bond 007: A View To A Kill (Domark, 1985), Trailblazer (Gremlin Graphics, 1986), Telecomsoft Exclusives, Collapse (Firebird, 1985) and Thrust (Superior Software/Firebird, 1986). Datagubbe - Amiga Utility disks | Datagubbe wrote a blog about the Amiga Utility diskettes. He writes about making utility diskettes and shows many examples of utility diskettes. Sprite Castle - Defender of the Crown | Rob O'Hara has made a new podcast. The subject in this episode is the game Defender of the Crown from Cinemaware (1987) for the Commodore C64 computer. FRGCB | FRGCB (Finnish Retro Game Comparison Blog) is a web page that writes about retro games. But the difference is that this blog compares the games between the different computers like the C64, Amiga, MSX, NES, CPC, DOS, etc. The most recent comparisons are: Unique Games! - The Second Encore (12), Juhannussauna (2016) and Juhannusolumppialaiset (2017). Retrohax - Amiga 2000 (6) | Retrohax has written a blog about building a brand new Amiga 2000 computer. You can now look at part 6 of the project in his blog. C64 Assembly Coding Guide | Spiro made a page about using assembly on the C64 computer. On this page you can find info about the assembly language, references, cross-platform tools, cross-development 6502 assemblers, hardware, C64 tools, webtools, tutorials, books and software repositories. Celso Martinho - Frankenstein 64 | Celso Martinho wrote a very comprehensive blog about building a new Commodore C64 computer with a new and old components. He uses components such as the SixtyClone replica PCB, the PLA20V8 and the ARMSID. Retrohax - Amiga 2000 (5) | Retrohax has written a blog about building a brand new Amiga 2000 computer. You can now look at part 5 of the project in his blog. Mega65 | Paul Gardner-Stephen is working on a FPGA version of the Commodore C65. His goal is to make an 8-bit computer for the 21st century. Most recent updates: Adding proportional text support to the MEGA65's web browser. FRGCB | FRGCB (Finnish Retro Game Comparison Blog) is a web page that writes about retro games. But the difference is that this blog compares the games between the different computers like the C64, Amiga, MSX, NES, CPC, DOS, etc. The most recent comparisons are: Daley Thompson's Decathlon (Ocean Software, 1984) en Jack the Nipper II ...in Coconut Capers (Gremlin Graphics, 1987). Kodiak - ECM Graphics | Kodiak wrote a blog about using the Extended Color Mode (ECM), in modern games for the Commodore C64 computer. The Lost Ways of Programming: C64 BASIC | Tomas Petricek made an interactive article that documents some of the interesting aspects of programming Commodore C64 BASIC. You can read the article and try out the BASIC code in an online emulator. The end result is a small Breakout game. Sprite Castle - Boulder Dash | Rob O'Hara has made a new podcast. The subject in this episode is the game Boulder Dash from First Star Software (1984) for the Commodore C64 computer. Zapped to the Past | You can now listen to a new episode of the Zapped to the Past podcast. In this episode: Spore, Western Games, Madballs, Kromazone, Star Wars, Sky Twice, Rampage, Xor and Risk. FRGCB | FRGCB (Finnish Retro Game Comparison Blog) is a web page that writes about retro games. But the difference is that this blog compares the games between the different computers like the C64, Amiga, MSX, NES, CPC, DOS, etc. The most recent comparisons are: Lazy Jones (Terminal Software, 1984), Ivan Ironman Stewart's Super Off-Road (Leland Corporation, 1989), Dizzy (Codemasters, 1987) and Splat! (Incentive Software, 1983). Trevor's Amiga Blog | Trevor Dickinson writes a blog about the Amiga. This time he writes about Amiwest, Newtek, Amiga 37 Germany, A1222 Plus, ExecSG team, Nova Bridge and the Pegasos VideoMicrowave.