Summary
The Western Design Center (WDC), located in Mesa, Arizona, is a company which develops intellectual property for, and licenses manufacture of, MOS Technology 65xx based microprocessors, microcontrollers (µCs), and related support devices. WDC was founded in 1978 by a former MOS Technology employee and coholder of the MOS Technology 6502 patent, Bill Mensch.[1]
 | |
| Company type | Private |
|---|---|
| Industry | Electronics |
| Founded | 1978 in Mesa, Arizona, United States |
| Founder | Bill Mensch |
| Headquarters | Mesa, Arizona , United States |
Area served | Worldwide |
Key people | Bill Mensch |
| Products | Microprocessors, microcontrollers, support devices |
| Owner | Bill Mensch |
| Website | wdc65xx |
Beyond discrete devices, WDC offers device designs in the form of semiconductor intellectual property cores (IP cores) to use inside other chips such as application-specific integrated circuit (ASICs), and provides ASIC and embedded systems consulting services[2] revolving around their processor designs. WDC also produces C compilers, assembler/linker packages, simulators, development–evaluation printed circuit boards,[3] and in-circuit emulators for their processors.
Hardware products edit
Devices edit
| Name | Type | Comments |
|---|---|---|
| W65C02S | 8-bit microprocessor | Enhanced static core CMOS version of the MOS Technology 6502 microprocessor |
| W65C816S | 16-bit microprocessor | Extended version of the W65C02S, featuring larger instruction set, selectable register sizes and 24-bit memory addressing |
| W65C134S | 8-bit microcontroller | Microcontroller with W65C02S core and mask-programmable ROM |
| W65C265S | 16-bit microcontroller | Microcontroller with W65C816S core and mask-programmable ROM |
| W65C21N | I/O device | Drop-in replacement for MOS Technology 6520 & Motorola 6820/6821 peripheral interface adapters (PIA) |
| W65C21S | I/O device | Lower power, higher performance version of the W65C21N PIA |
| W65C22N | I/O device | Drop-in replacement for the MOS Technology 6522 versatile interface adapter (VIA) |
| W65C22S | I/O device | Modified version of the MOS Technology 6522 VIA, with totem-pole IRQ output |
| W65C51N | I/O device | Drop-in replacement for the MOS Technology 6551 asynchronous communications interface adapter (ACIA) |
Personal computer edit
The Mensch Computer is a W65C265 and W65C22-based hobbyist experimental personal computer named after company founder Bill Mensch.
References edit
- ^ Cass, Stephen (September 16, 2021). "Q&A With Co-Creator of the 6502 Processor: Bill Mensch on the microprocessor that powered the Atari 2600 and Commodore 64". IEEE Spectrum.
- ^ "Integrated Circuit (IC) | the Western Design Center, Inc".
- ^ "Single Board Computers (SBC) | the Western Design Center, Inc".
External links edit
- Official website