CPU : 8 Bit Microprocessor, the 8085 Memory : Total on board capacity of 64K bytes RAM : 8K/32K bytes and space for further expansion ROM : 8K bytes of EPROM loaded with powerful program Timer : 16bit programmable timer/counter using 8253 I/O : 24 I/O lines using 8255 Keyboard : 10 keys for command 16 keys for hexadecimal data entry 1 key for vector interrupt & 1key for reset LED Display : 6 seven segment display (4 for address field & 2 for data field) Bus : All data, address and control signals (TTL compatible available at FRC connector) Interface : RS-232-C through SID/SOD lines with auto baud rate (optional) Power requirement : 220 VAC +10%, 50Hz Standard Accessories : Power Chord & Instruction Manual