參數(shù)資料
型號: MC68HC705P9CDW
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, OTPROM, 2.1 MHz, MICROCONTROLLER, PDSO28
封裝: SOIC-28
文件頁數(shù): 100/160頁
文件大?。?/td> 2208K
代理商: MC68HC705P9CDW
Central Processor Unit (CPU)
Technical Data
MC68HC705P9 — Rev. 4.0
44
Central Processor Unit (CPU)
MOTOROLA
4.2 Features
Features include:
2.1-MHz bus frequency
8-bit accumulator
8-bit index register
13-bit program counter
6-bit stack pointer
Condition code register with five status flags
62 instructions
Eight addressing modes
Power-saving stop, wait, and data-retention modes
4.3 Introduction
The central processor unit (CPU) consists of a CPU control unit, an
arithmetic/logic unit (ALU), and five CPU registers. The CPU control unit
fetches and decodes instructions. The ALU executes the instructions.
The CPU registers contain data, addresses, and status bits that reflect
the results of CPU operations.
4.4 CPU Control Unit
The CPU control unit fetches and decodes instructions during program
operation. The control unit selects the memory locations to read and
write and coordinates the timing of all CPU operations.
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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相關PDF資料
PDF描述
MC68HC705P9DW 8-BIT, OTPROM, 2.1 MHz, MICROCONTROLLER, PDSO28
MC68HC705P9MS 8-BIT, OTPROM, 2.1 MHz, MICROCONTROLLER, CDIP28
MC68HC705P9CDW 8-BIT, OTPROM, 2.1 MHz, MICROCONTROLLER, PDSO28
MC68HC705P9VS 8-BIT, OTPROM, 2.1 MHz, MICROCONTROLLER, CDIP28
MC68HC705P9S 8-BIT, OTPROM, 2.1 MHz, MICROCONTROLLER, CDIP28
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