參數(shù)資料
型號: DS89C450
英文描述: RES,Wirewound,301Ohms,1+/-% Tol,-20,20ppm-TC,4427-Case
中文描述: 超高速閃存微控制器
文件頁數(shù): 28/48頁
文件大?。?/td> 656K
代理商: DS89C450
DS89C430/DS89C440/DS89C450 Ultra-High-Speed Flash Microcontrollers
28 of 48
Figure 8. Nonpage Mode, External Data Memory Access (Stretch = 0, CD1:CD2 = 10)
MOVX Instruction
ALE
Port 0
XTAL1
PSEN
RD/WR
MOVX
INST
A
DATA
A
A
A
A
Port 2
1st Machine Cycle
2nd Machine Cycle
MOVX
Instruction
Fetch
Memory
Access
Stretch = 0
Figure 9. Nonpage Mode, External Data Memory Access (Stretch = 1, CD1:CD2 = 10)
MOVX Instruction
ALE
Port 0
XTAL1
PSEN
RD/WR
MOVX
INST
A
DATA
A
A
A
A
Port 2
1st Machine Cycle
2nd Machine Cycle
MOVX
Instruction
Fetch
Memory Access
Stretch = 1
3rd Machine Cycle
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相關代理商/技術參數(shù)
參數(shù)描述
DS89C450+ENG 制造商:Maxim Integrated Products 功能描述:MCU 8BIT CISC 64KB FLASH 5V 44TQFP - Trays
DS89C450+ENL 制造商:Maxim Integrated Products 功能描述:MCU 8BIT CISC 64KB FLASH 5V 44TQFP - Trays
DS89C450+MNG 制造商:Maxim Integrated Products 功能描述:MCU 8BIT CISC 64KB FLASH 5V 40PDIP - Rail/Tube
DS89C450+MNL 制造商:Maxim Integrated Products 功能描述:MCU 8BIT CISC 64KB FLASH 5V 40PDIP - Rail/Tube
DS89C450+QNL 制造商:Maxim Integrated Products 功能描述:MICRO HI SPD 44PLCC 64K IND PB-FREE - Rail/Tube