參數(shù)資料
型號(hào): MC68HC05E6FB
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PQFP44
封裝: PLASTIC, QFP-44
文件頁數(shù): 126/140頁
文件大小: 1584K
代理商: MC68HC05E6FB
Central Processing Unit
MC68HC05E6 — Rev. 1.0
Central Processing Unit
Introduction
This chapter describes the CPU registers and the HC05 instruction set.
CPU Registers
Figure 23 shows the five CPU registers. CPU registers are not part of the
memory map.
Accumulator
The accumulator is a general-purpose 8-bit register. The CPU uses the
accumulator to hold operands and results of arithmetic and
non-arithmetic operations.
Figure 23 Programming Model
ACCUMULATOR (A)
A
INDEX REGISTER (X)
X
SP
11
00
0
00
0
PCL
PCH
ZC
IN
1H
11
0
4
75
CONDITION CODE REGISTER (CCR)
PROGRAM COUNTER (PC)
STACK POINTER (SP)
0
7
8
15
5
7
0
HALF-CARRY FLAG
INTERRUPT MASK
NEGATIVE FLAG
ZERO FLAG
CARRY/BORROW FLAG
10
6
2-cpu
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MC68HC05E6MDW 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:HCMOS Microcontroller Unit
MC68HC05E6MFB 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:HCMOS Microcontroller Unit
MC68HC05E6VDW 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:HCMOS Microcontroller Unit
MC68HC05E6VFB 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:HCMOS Microcontroller Unit
MC68HC05F32 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:a member of the M68HC05 family of HCMOS