D8749HD DATASHEET PDF

NEC DHD: 2 available from 2 distributors. Explore NEC on Octopart: the fastest source for datasheets, pricing, specs and availability. NEC. Part No. UPDHC UPDHD UPDHLC UPDH UPDHC UPDH. Description, High Speed 8 Bit HMOS Microcomputers. Offer DHD NEC from Kynix Semiconductor Hong Kong Chips. datasheet DHD Datasheet. Package: DIP Quantity: PCS.

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Its d8749he members wereand It was still manufactured into the s to support older designs that still used it. The is probably the most prominent member of Intel’s MCS family of microcontrollers.

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Though the MCS series was eventually replaced by the very popular MCS series, even at around year it remained quite popular, due to its low cost, wide availability, memory-efficient one-byte instruction set, and mature development tools. Because of this, it is much used in high-volume consumer electronics devices such as TV sets, TV remotes, toys, and other gadgets where cost cutting is essential.

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The processor scans the key matrix, converts switch closures to an 8-bit code and then transmits that code serially to the keyboard interface on the main system. The will also accept commands to turn indicator LEDs on or off. This was all done with just four chips, a remarkable feat at the time. Although not being a typical application for a microcontroller, its purpose was to generate the background music of the game. This article is based on material taken from the Free On-line Dictionary of Computing prior to 1 November and incorporated under the “relicensing” terms of the GFDLversion 1.

From Wikipedia, the free encyclopedia. System Board”, Technical Reference: Retrieved 10 February — via Synthfool.

DHD NEC 40P/CDIP

The History Of Roland. Sound On Sound Magazine. Retrieved 29 November Single-board microcontroller Special function register. Embedded system Programmable logic controller. Retrieved from ” https: Computer-related introductions in Intel microcontrollers.

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