Motorola

Description

Datasheet Baud Rate Generation. MC68681 /MC2681 Compatible. System Integration Module for Flexible and Cost-Effective System Interface. 32-Bit Address Bus. Compatible with MC68681 DUART programming model. Dual 16-Bit General- Purpose Multimode Timers. 8-bit prescaler. Timer input and output pins. Identical to MC68681 /MC2681. Integrated 16-Bit Timer/Counter (useful for periodic interrupt generation, event counting, etc.) Dynamic Random Access MC68681 DUART, with two RS232 serial ports. Serial RS-232 terminal connect. RESET and ABORT controls. RUN and HALT status indicators. ( LEDs). MC68681 /MC2681 Compatible. 9.8 Mbits/Sec Maximum Transfer Rate. Two Independent Counter/Timers. 16-Bit Counter. Up to 8-Bit Prescaler.