UPD8086-2, UPD8086 Datasheet - NEC

UPD8086-2 16-Bit Microprocessor

. BRE/S7 Bus/High Enable This is used in conjunction with the most significant half of the data bus. Peripheral devices on th is half of the bus use BHE to condition chip select functions. A16-A19 Most Significant Address Bits The four most significant address bits for memory operations. Low d.

NEe Microcomputers, Inc. 16 BIT MICROPROCESSOR NEe JLPD8086 JLPD8086-2'" DESC RIPT ION The /lPD8086 is a 16-bit microprocessor that has both 8-bit and 16-bit attributes_ It has a 16-bit wide physical path to memory for high performance. Its architecture allows higher throughput than the 5 MHz /lPD8085A-2. FEATU RES Can Directly Address 1 Megabyte of Memory Fourteen 16-Bit Registers with Symmetrical Operations Bit, Byte, Word, and Block Operations 8 an.

UPD8086_NEC.pdf