• Thumbnail for WDC 65C02
    The Western Design Center (WDC) 65C02 microprocessor is an enhanced CMOS version of the popular nMOS-based 8-bit MOS Technology 6502. It uses less power...
    38 KB (4,616 words) - 04:17, 7 January 2025
  • Thumbnail for WDC 65C816
    sold by the Western Design Center (WDC). Introduced in 1985, the W65C816S is an enhanced version of the WDC 65C02 8-bit MPU, itself a CMOS enhancement...
    29 KB (2,998 words) - 00:21, 13 January 2025
  • consisting of the MOS Technology 6502 and its derivatives, the WDC 65C02, WDC 65C802 and WDC 65C816, and CSG 65CE02, all handle interrupts in a similar fashion...
    29 KB (3,677 words) - 13:05, 21 December 2024
  • Thumbnail for MOS Technology 6502
    development board Junior Computer. The CMOS successor to the 6502, the WDC 65C02, also saw use in home computers and video game consoles. Apple used it...
    115 KB (11,421 words) - 16:49, 20 January 2025
  • Technology 6502 family, developed from the CMOS WDC 65C02 released by the Western Design Center in 1983. Like the 65C02, the 65CE02 was built on a 2 µm CMOS process...
    19 KB (2,150 words) - 15:51, 4 January 2025
  • Thumbnail for Hudson Soft HuC6280
    microprocessor is Japanese company Hudson Soft's improved version of the WDC 65C02 CPU, an upgraded CMOS version of the popular NMOS-based MOS Technology...
    3 KB (446 words) - 19:46, 28 December 2024
  • Thumbnail for WDC 65C265
    WDC 65C134 - an 8-bit microcontroller based around a WDC 65C02 processor core W65C265S website - Western Design Center (WDC) W65C265S datasheet - WDC...
    2 KB (251 words) - 22:47, 20 July 2024
  • Thumbnail for Western Design Center
    first product developed by WDC was the WDC 65C02, a CMOS version of the NMOS based MOS Technology 6502 microprocessor. The 65C02 reduced the power consumption...
    6 KB (343 words) - 09:49, 2 December 2024
  • Proprietary MOS Technology 6502, WDC 65C02 Atari 8-bit Merlin Glen Bredon Yes Public-domain MOS Technology 6502, WDC 65C02 Apple II ORCA/M The Byte Works...
    22 KB (503 words) - 12:44, 12 December 2024
  • Thumbnail for Bill Mensch
    Mensch and his team was developing the WDC 65C02, an enhanced version of the NMOS 6502 microprocessor. The 65C02, in addition to being implemented in CMOS...
    11 KB (1,125 words) - 02:08, 18 December 2024
  • an enhanced MOS Technology 6502 compatible core based on the expanded WDC 65C02. The ICs were manufactured by Mitsubishi Electric during the 1980s and...
    15 KB (1,845 words) - 22:45, 25 October 2024
  • logical successor to the MOS team and was offering new versions like the WDC 65C02. The Acorn team saw high school students producing chip layouts on Apple...
    140 KB (13,593 words) - 13:58, 10 January 2025
  • Thumbnail for Microprocessor
    powered the Commodore 128. The Western Design Center, Inc (WDC) introduced the CMOS WDC 65C02 in 1982 and licensed the design to several firms. It was used...
    83 KB (9,792 words) - 19:42, 10 January 2025
  • TLCS-90; Z80N (ZX Spectrum Next processor), R800. MOS Technology 6502, WDC 65C02. Work in progress: Microchip PIC16 and PIC18. Padauk PDK13. Obsolete:...
    5 KB (442 words) - 17:10, 10 November 2024
  • Thumbnail for TK-3000 IIe
    for two slim 5.25″ disk drives, making them embedded in the case. CPU: WDC 65C02 (1MHz); Zilog Z80 (2MHz) Memory: 16KB ROM; 64 KB RAM Keyboard: 77 keys...
    6 KB (519 words) - 22:11, 15 September 2024
  • 44 mm2 1,550 Intel 8051 (8-bit, 40-pin) 50,000 1980 Intel ? ? ? WDC 65C02 11,500 1981 WDC 3,000 nm 6 mm2 1,920 ROMP (32-bit) 45,000 1981 IBM 2,000 nm 58...
    229 KB (10,139 words) - 00:26, 10 January 2025
  • variants are sometimes used by programmers. These were removed in the WDC 65C02. Video game and demoscene programmers have taken advantage of the unintended...
    10 KB (1,025 words) - 08:48, 22 November 2024
  • Thumbnail for Commodore 64 peripherals
    accelerators based upon the Western Design Center (WDC) 65C02—usually running at 4 MHz, and the WDC 65C816 16-bit microprocessor running at 4, 8 or 20 MHz...
    80 KB (10,418 words) - 14:52, 24 September 2024
  • most prominently, the RCA 1802, but also several later chips such as the WDC 65C02, the Intel 80C85, the Freescale 68HC11 and some other CMOS chips – use...
    17 KB (2,297 words) - 02:32, 31 October 2024
  • SpeedDemon card was the one of early Apple II accelerator which used the newer 65C02 microprocessor, and the first to implement caching technology. This allowed...
    17 KB (2,205 words) - 17:37, 20 December 2024
  • instruction, locking up the CPU and requiring a processor reset.  The WDC version of the CMOS 65C02, as well as the 65C816, has the STP (stop, opcode $DB) instruction...
    26 KB (2,677 words) - 17:01, 24 November 2024
  • Thumbnail for MOS Technology
    Center (WDC) in 1978. As a licensee of the 6502 line, their first products were bug-fixed, power-efficient CMOS versions of the 6502 (the 65C02, both as...
    25 KB (2,850 words) - 04:40, 13 December 2024