7540 - SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
7540 Features
* Basic machine-language instructions 71
* The minimum instruction execution time 0.34 µs (at 6 MHz oscillation frequency, double-speed mode for the shortest instruction)
* Memory size ROM 8 K to 32 K bytes RAM 384 to 768 bytes
* Programmable I/O ports 29 (25 in
