BOTGA Hardware Collection

Upward compatible with iSBC 80/20-4
The Intel® iSBC 80/24 Single Board Computer is a member of Intel’s complete line of OEM microcomputer systems which take full advantage of Intel’s LSI technology to provide economical, self-contained computer-based solutions for OEM applications. The iSBC 80/24 board is a complete computer system on a single 6.75 x 12.00-inch printed circuit card. The CPU, system clock, iSBX bus interface, readlwrite memory, read only memory sockets, 1/0 ports and drivers, serial communications interface, priority interrupt logic, and programmable timers all reside on the board. Full MULTIBUS interface logic is included to offer compatibility with the Intel OEM Microcomputer Systems family of Single Board Computers, expansion memory options, digital and analog 1/0 expansion boards, and peripheral and communications controllers.

• 8085A-2 CPU operating at 4_8 or 2.4 MHz
• Two iSBX™ bus connectors for iSBX MULTIMODULE™ board expansion
• 4K bytes of static read/write memory expandable on-board to 8K bytes using the iSBC 301 MULTIMODULE Board
• Sockets for up to 32K bytes of read only memory
• 48 programmable parallel 1/0 lines with sockets for interchangeable line drivers and terminators
• Programmable synchronous/asynchronous RS232C compatible serial interface with software selectable baud rates
• Full MULTIBUS® control logic for multi master configurations and system expansion
• Two programmable 16-bit BCDor binary timers/event counters .
• 12 levels of programmable interrupt control
• Auxiliary power bus, memory protect, and power-fail interrupt control logic provided for battery backup RAM requirements