• Thumbnail for MOS Technology 6502
    The MOS Technology 6502 (typically pronounced "sixty-five-oh-two") is an 8-bit microprocessor that was designed by a small team led by Chuck Peddle for...
    110 KB (10,847 words) - 16:46, 8 May 2024
  • Thumbnail for BBC Micro expansion unit
    external unit taking control while the 6502 in the "main" computer simply took on responsibility for I/O. The 6502 Second Processor (using a 6502C) was...
    28 KB (3,228 words) - 15:21, 15 May 2024
  • Thumbnail for MOS Technology
    fabrication company based in Audubon, Pennsylvania. It is most famous for its 6502 microprocessor and various designs for Commodore International's range of...
    25 KB (2,832 words) - 16:17, 25 November 2023
  • Thumbnail for WDC 65C816
    65C02 8-bit MPU, itself a CMOS enhancement of the venerable MOS Technology 6502 NMOS MPU. The 65C816 is the CPU for the Apple IIGS and, in modified form...
    29 KB (2,944 words) - 22:05, 27 April 2024
  • Thumbnail for WDC 65C02
    version of the popular nMOS-based 8-bit MOS Technology 6502. It uses less power than the original 6502, fixes several problems, and adds new instructions...
    36 KB (4,245 words) - 01:52, 3 May 2024
  • Thumbnail for Bill Mensch
    by Chuck Peddle that created the MOS Technology 6502. He also designed the 16-bit successor to the 6502, the 65816. Mensch is the founder, chairman, and...
    11 KB (1,125 words) - 23:05, 1 May 2024
  • Thumbnail for MOS Technology 6510
    very successful 6502. The 6510 is widely used in the Commodore 64 (C64) home computer and its variants. The primary change from the 6502 is the addition...
    6 KB (512 words) - 08:17, 8 January 2024
  • 6800 were also used in similar computers. The Z80 and the MOS Technology 6502 8-bit CPUs were widely used in home computers and second- and third-generation...
    11 KB (1,126 words) - 12:27, 29 April 2024
  • Thumbnail for GeckOS
    open-source software portal GeckOS is a multitasking operating system for MOS 6502, and compatible processors such as the MOS 6510. The GeckOS operating system...
    5 KB (450 words) - 18:09, 12 May 2024
  • Thumbnail for Atari 2600
    engineers sketched out a 6502-based console design by Meyer and Milner's specifications. Financial models showed that even at $25, the 6502 would be too expensive...
    86 KB (8,271 words) - 18:03, 14 May 2024
  • Thumbnail for Chuck Peddle
    Technology 6502 microprocessor, the KIM-1 single-board computer, and its successor, the Commodore PET personal computer, both based on the 6502. Peddle was...
    8 KB (623 words) - 21:53, 8 May 2024
  • Thumbnail for Motorola 6809
    significant improvements over it and 8-bit contemporaries like the MOS Technology 6502, including a hardware multiplication instruction, 16-bit arithmetic, system...
    38 KB (4,667 words) - 14:17, 13 May 2024
  • (8080/85, Z80), and ported into BASIC-68 (6800), BASIC-69 (6809), and 6502-BASIC. The 6502 had somewhat less dense assembler code and expanded in size to just...
    25 KB (3,057 words) - 00:23, 6 April 2024
  • originally supplied on an installed ROM for the BBC Microcomputer which used a 6502 microprocessor. When Acorn produced the Archimedes computer which used their...
    27 KB (3,061 words) - 16:43, 11 May 2024
  • Thumbnail for KIM-1
    The KIM-1, short for Keyboard Input Monitor, is a small 6502-based single-board computer developed and produced by MOS Technology, Inc. and launched in...
    13 KB (1,574 words) - 21:14, 2 May 2024
  • Thumbnail for Aeroflot Flight 6502
    Aeroflot Flight 6502 was a Soviet domestic passenger flight operated by a Tupolev Tu-134A from Sverdlovsk (now Yekaterinburg) to Grozny, which crashed...
    7 KB (598 words) - 07:40, 3 April 2024
  • Thumbnail for MOS Technology 6507
    microprocessor from MOS Technology, Inc. It is a version of their 40-pin 6502 packaged in a 28-pin DIP, making it cheaper to package and integrate in systems...
    9 KB (968 words) - 20:35, 8 May 2024
  • 6000 (number) (redirect from 6502 (number))
    with exactly 50 factors 6491 – Sophie Germain prime 6502 – model number of the MOS Technology 6502 which equipped early computers such as the Apple I and...
    11 KB (1,509 words) - 00:09, 13 May 2024
  • Thumbnail for MOS Technology 8502
    time, effectively running at 1 MHz. The 6502-family had a feature that eased the design of such systems. The 6502 used a two-phase clock to drive its internal...
    6 KB (831 words) - 23:49, 15 May 2024
  • Thumbnail for Cc65
    cc65 is a cross development package for 6502 and 65C02 targets, including a macro assembler, a C cross compiler, linker, librarian and several other tools...
    5 KB (396 words) - 10:50, 16 May 2024
  • Amsterdam Compiler Kit (ACK) targets many architectures of the 1980s, including 6502, 6800, 680x0, ARM, x86, Zilog Z80 and Z8000. LLVM targets many platforms...
    22 KB (503 words) - 18:08, 20 May 2024
  • Thumbnail for Commodore PET
    Commodore PET (category 6502-based home computers)
    Commodore International. A single all-in-one case combines a MOS Technology 6502 microprocessor, Commodore BASIC in read-only memory, keyboard, monochrome...
    47 KB (5,932 words) - 20:51, 8 May 2024
  • Thumbnail for Temple of Poseidon, Sounion
    relevance and value to the Athenians.37°39′01″N 24°01′28″E / 37.6502°N 24.02455°E / 37.6502; 24.02455 Approximately 13 kilometres (8.1 mi) south of Thorikos...
    23 KB (3,189 words) - 14:28, 7 May 2024
  • Thumbnail for Acorn System
    Acorn System (category 6502-based home computers)
    and LED display, became the cassette interface card; while the original 6502 CPU card, slightly adapted with the addition of a keyboard interface, became...
    11 KB (1,091 words) - 07:09, 9 May 2024
  • Thumbnail for Atari 8-bit computers
    Atari 8-bit computers (category 6502-based home computers)
    easy RAM upgrades to 48K. Both use identical technology: the MOS Technology 6502 CPU at 1.79 MHz (1.77 MHz for PAL versions) and the same custom coprocessor...
    69 KB (8,344 words) - 10:49, 16 May 2024
  • Thumbnail for Apple II (1977 computer)
    Apple II (1977 computer) (category 6502-based home computers)
    The first computers went on sale on June 10, 1977 with an MOS Technology 6502 microprocessor running at 1.023 MHz (2⁄7 of the NTSC color subcarrier), two...
    42 KB (4,794 words) - 14:17, 20 May 2024
  • developed for the Tube. Most commonly seen was the 6502 Second Processor, featuring a MOS Technology 6502 processor, which allowed unmodified BBC Micro programs...
    7 KB (837 words) - 21:13, 27 February 2024
  • Isonzo December 5, 1993 Farra d'Isonzo Farra d'Isonzo V 2.5 km MPC · JPL 6502 1993 XR1 — December 6, 1993 Kushiro S. Ueda, H. Kaneda FLO 4.9 km MPC · JPL...
    228 KB (274 words) - 04:11, 21 March 2024
  • Thumbnail for Machine code monitor
    break points in the code undergoing testing (e.g., with a BRK instruction in 6502 assembly language) and start the program. When the microprocessor encountered...
    4 KB (386 words) - 22:20, 6 September 2023
  • version of the popular 6502 microprocessor, is capable of addressing up to 1 megabyte of RAM via bank switching. While numerous 6502-based processors can...
    1 KB (145 words) - 16:27, 24 September 2023