The MCS-40 chipset contains following chips | |
4008 - Memory +I/O Interface 4009 - Memory +I/O Interface 4040 - CPU 4101 - 1024-bit (256 x 4) Static RAM with separate I/O 4201 - 4MHz Clock Generator 4207 - General Purpose Byte I/O Port 4209 - General Purpose Byte I/O Port 4211 - General Purpose Byte I/O Port 4265 - Programmable General Purpose I/O Device 4269 - Programmable Keyboard Display Device 4289 - Standard Memory Interface for MCS-4/40 (replaces 4008/4009) 4308 - 8192-bit (1024 x 8) ROM w/ 4-bit I/O Ports 4316 - 16384-bit (2048 x 8) Static ROM 4702 - 2048-bit (256 x 8) EPROM 4801 - 5.185 MHz Clock Generator Crystal |
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This MCS-40 Set here on the picture here is one of the most complete in white ceramic on the world, and in absolute great condition. |
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Intel 4040 pinout |
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