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● Simultaneous Keyboard Display Operations
● Scanned Keyboard Mode
● Scanned Sensor Mode
● Strobed Input Entry Mode
● 8-Character Keyboard FIFO
● 2-Key Lockout or N-Key Rollover with Contact Debounce
● Dual 8- or 16-Numerical Display
● Single 16-Character Display
● Right or Left Entry 16-Byte Display RAM
● Mode Programmable from CPU
● Programmable Scan Timing
● Interrupt Output on Key Entry
● Avallable in EXPRESS
— Standard Temperature Range
— Extended Temperature Range
The Inte08279 is a general purpose programmable keyboard and display I/0 interface device designed for use with Inte0microprocessors. The keyboard portion can provide a scanned interface to a 64-contact key matrix. The keyboard portion will also interface to an array of sensors or a strobed interface keyboard, such as the hall effect and ferrite variety.Key depressions can be 2-key lockout or N-key rollover. Keyboard entries are debounced and strobed in an 8-character FIFO. if more than 8 characters are entered, overrun status is set. Key entries set the interrupt output line to the CPU.
The display portion provides a scanned display interface for LED, incandescent, and other popular display technologies. Both numeric and alphanumeric segment displays may be used as well as simple indicators. The 8279 has 16x8 display RAM which can be organized into dual 16x4.The RAM can be loaded or interroqated by the CPU. Both right entry, calculator and left entry typewriter display formats are possible.Both read and write of the display RAM can be done with auto-increment of the display RAM address.
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10000 buyer reviews from United States
Ronald Taylor
Length of registration:7 years
Thank you for providing us with the IC P8279-5. We have used it in our system and found it to be very reliable and efficient. The integrated features are very useful and the overall performance is excellent. We appreciate the quality of the product and would recommend it to other customers. Thank you for your excellent service.
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03/17/2023
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Returns are normally accepted when completed within 60 days from the date of the parcel delivered.
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Warranty
All UTSOURCE purchases have a 60 days money back return policy, plus a 90 days UTSOURCE warranty against any manufacturing defects.This warranty shall not apply to any item where defects have been caused by improper customer assembly, failure by customer to follow instructions, product modification, negligent or improper operation.
P8279-5
P8279-5 has several brands around the world that may have alternate names for P8279-5 due to regional differences or acquisition. P8279-5 may also be known as the following names:
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Stock Status: 10000
Minimum: 1
Total Price:
Unit Price:5.58800
UTSOURCE
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United States
Express:(FEDEX, UPS, DHL, TNT)Free shipping on first 0.5kg for orders over 200$,Overweight will be charged separately
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