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參數(shù)資料
| 型號(hào)： | C8279 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | Programmable Keyboard Display Interface Megafunction |
| 中文描述： | 可編程鍵盤顯示接口宏功能 |
| 文件頁(yè)數(shù)： | 1/4頁(yè) |
| 文件大?。?/td> | 228K |
| 代理商： | C8279 |
C8279
Programmable
Keyboard Display Interface
Megafunction
General Description
The C8279 is a programmable keyboard and display interface designed for use with microprocessors. The
keyboard portion can provide a scanned interface to a 64-contact key matrix. The display portion provides a
scanned display interface for LED, incandescent and other display technologies.
Features
Simultaneous Keyboard Display Operation
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-Numeric Display
Single 16-Character Display
Right or Left Entry 16-Byte Display RAM
Mode Programmable from CPU
Interrupt Scan Timing
Interrupt Output on Key Entry
Functionality based on the Intel 8279
CAST, Inc.
March 2004
Page 1
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