參數(shù)資料
型號(hào): MC68HC05E16CFB
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 16256 bytes of user ROM, 320bytes of EPROM and 352 bytes of RAM
中文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PQFP44
封裝: QFP-44
文件頁(yè)數(shù): 35/96頁(yè)
文件大?。?/td> 3045K
代理商: MC68HC05E16CFB
Freescale
5-4
MC68HC05SR3
RESETS AND INTERRUPTS
5
Figure 5-2 Hardware Interrupt Processing Flowchart
From RESET
Is I-bit Set?
Fetch Next
Y
N
IRQ External
Y
N
Interrupt ?
Timer Interrupt?
Y
N
Keyboard Interrupt?
Y
N
Instruction
Execute
Instruction
Clear
External Interrupt
Request Latch
PC → (SP, SP–1)
Set I-bit in CCR
Load Interrupt
Restore Registers
from Stack
CC, A, X, PC
IRQ2 External
Y
N
Interrupt ?
X → (SP–2)
A → (SP–3)
CC→ (SP–4)
Vectors to
SWI Instruction?
Y
N
RTI Instruction?
Y
N
Program Counter
TPG
38
05SR3.Book Page 4 Thursday, August 4, 2005 1:08 PM
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MC68HC05E16CFU 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:16256 bytes of user ROM, 320bytes of EPROM and 352 bytes of RAM
MC68HC05E16FB 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:16256 bytes of user ROM, 320bytes of EPROM and 352 bytes of RAM
MC68HC05E16FU 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:16256 bytes of user ROM, 320bytes of EPROM and 352 bytes of RAM
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MC68HC05E5DW 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:General Release Specification