Intel 8048

Intel 8048是一种8位元的单晶片微控制器，属于MCS-48单晶片的一种，由英特尔公司于1976年制造。最初使用NMOS技术制作，在20世纪80年代初改用CMOS技术。

Intel 8048 微控制器

The 8749 with UV EPROM

USSR KM1816BE48（与Intel 8748相容）

Intel 8049 微控制器，使用在 HP3478A Multimeter。该晶片制造于1990年的第48周。

主要功能及特性

Device  Internal          Memory        Remarks
8020    1K × 8 ROM         64 × 8 RAM   Subset of 8048, 20 pins, Only 13 I/O Lines
8021    1K × 8 ROM         64 × 8 RAM   Subset of 8048, 28 pins, 21 I/O Lines
8022    2K × 8 ROM         64 × 8 RAM   Subset of 8048, A/D-converter
8035    none               64 × 8 RAM
8039    none              128 × 8 RAM
8040    none              256 × 8 RAM
8048    1K × 8 ROM         64 × 8 RAM
8049    2K × 8 ROM        128 × 8 RAM
8050    4K × 8 ROM        256 × 8 RAM
8748    1K × 8 EPROM       64 × 8 RAM
8749    2K × 8 EPROM      128 × 8 RAM
8648    1K × 8 OTP EPROM   64 × 8 RAM   Factory OTP EPROM

Device  Internal          Memory        Remarks
8041    1K × 8 ROM         64 × 8 RAM   Universal Peripheral Interface (UPI)
8041AH  1K × 8 ROM        128 × 8 RAM   UPI
8741A   1K × 8 EPROM       64 × 8 RAM   UPI, EPROM version of 8041
8741AH  1K × 8 OTP EPROM  128 × 8 RAM   UPI, OTP EPROM version of 8041AH
8042AH  2K × 8 ROM        256 × 8 RAM   UPI
8742    2K × 8 EPROM      128 × 8 RAM   UPI, EPROM version
8742AH  2K × 8 OTP EPROM  256 × 8 RAM   UPI, OTP EPROM version of 8042AH

技术文件

MCS-48

• MCS-48 Single Component Microcomputer, Applications Seminar Notebook, 1978, Intel Corporation.
• MCS-48 MICROCOMPUTER USER'S MANUAL, 1978, Intel Corporation.
• Lionel Smith, Cecil Moore: Serial I/O and Math Utilities for the 8049 Microcomputer, Application Note AP-49, January 1979, Intel Corporation.
• A High-Speed Emulator for Intel MCS-48 Microcomputers, Application Note AP-55A, August 1979, Intel Corporation.
• Phil Dahm, Stuart Rosenberg: Intel MCS-48 and UPI-41A Microcontrollers, Reliability Report RR-25, December 1979, Intel Corporation.
• Microcontroller Handbook, Intel 1984, Order number 210918-002.
• 8-Bit Embedded Controllers, Intel 1991, Order number 270645-003.

UPI-41

• UPI-41A User's Manual, Intel 1980, Order number 9800504-02 Rev. B.
• Microprocessor Peripherals UPI-41A/41AH/42/42AH User's Manual （页面存档备份，存于互联网档案馆）, October 1993, Order number 231318-006, Intel Corporation.
• Johan Beaston, Jim Kahn: An 8741A/8041A Digital Cassette Controller, Application Note AP-90, May 1980, Intel Corporation.

参考资料

外部链接

• MCS-48 family architecture
• Coprolite 8048 Projects
• Computer History Museum, Intel 8048 Microcontroller Oral History Panel
• Microcontroller NEC 8741 (image of the Silicium-Chip) （页面存档备份，存于互联网档案馆）