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HT82K68A_01

更新时间: 2024-01-30 10:59:36
品牌 Logo 应用领域
台湾合泰/盛群 - HOLTEK 编码器
页数 文件大小 规格书
30页 258K
描述
8-Bit Multimedia Keyboard Encoder Mask MCU

HT82K68A_01 数据手册

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HT82K68A  
8-Bit Multimedia Keyboard Encoder Mask MCU  
Features  
·
·
Operating voltage: 2.4V~5.5V  
32/34 bidirectional I/O lines  
HALT function and wake-up feature reduce power  
consumption  
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·
·
·
·
·
·
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Six-level subroutine nesting  
One 8-bit programmable timer counter with overflow  
interrupts  
Bit manipulation instructions  
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Crystal or RC oscillator  
Watchdog Timer  
16-bit table read instructions  
63 powerful instructions  
All instructions in 1 or 2 machine cycles  
20/28-pin SOP, 40-pin DIP, 48-pin SSOP package  
3K´16 program ROM  
160´8 data RAM  
One external interrupt pin (shared with PC2)  
General Description  
The HT82K68A is an 8-bit high performance peripheral  
interface IC, designed for multiple I/O products and mul-  
timedia applications. It supports interface to a low speed  
PC with multimedia keyboard or wireless keyboard in  
Windows 95, Windows 98 or Windows 2000  
environment. A HALT feature is included to reduce  
power consumption.  
Block Diagram  
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Rev. 1.10  
1
November 20, 2001  

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