ELF II
The Netronics ELF II was an early microcomputer trainer kit featuring the RCA 1802 microprocessor, 256 bytes of RAM, DMA-based bitmap graphics, hexadecimal keypad, two digit hexadecimal LED display, a single "Q" LED, and 5 expansion slots. The system was developed and sold by Netronics Research and Development Limited in New Milford, CT, USA. Hardware Available hardware accessories included: * The "Giant Board" (ROM monitor, serial and parallel I/O, Cassette interface) * 4KB and 16KB (static) RAM boards * Low resolution color graphics board * "Full BASIC" board with BASIC preloaded in ROM chips * EPROM burner board * External power supply * Attractive, heavy duty metal cases for the CPU and power supply Software Available software included: * Tiny BASIC (integer BASIC interpreter) * Text Editor * Full BASIC (floating point BASIC interpreter using Reverse Polish Notation) Notable Features * Unlike similar "bare circuit card" trainer/experimenter computers of the day, the ELF ...
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