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參數(shù)資料
| 型號(hào)： | M37640E8FS |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | 8-BIT, OTPROM, 24 MHz, MICROCONTROLLER, PQFP80 |
| 封裝： | 14 X 20 MM, 0.80 MM PITCH, PLASTIC, QFP-80 |
| 文件頁(yè)數(shù)： | 2/97頁(yè) |
| 文件大?。?/td> | 1885K |
| 代理商： | M37640E8FS |
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Ver 1.4
MITSUBISHI MICROCOMPUTERS
7640 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
9
1.12 PROCESSOR MODES
The operation modes are described below. The memory
maps for the first three modes are shown in Figure 1.8.
Single chip mode is normally entered after reset. How-
ever, if the MCU has a CNVss pin, holding this pin high
will cause microprocessor mode to be entered after re-
set. After the reset sequence has completed, the mode
can be changed with software by modifying the value of
bits 0 and 1 of CPMA. However, while CNVss is high,
bit 1 of CPMA is “1” and cannot be changed.
Single Chip
Mode
Memory
Expansion Mode
Microprocessor
Mode
CPMA, CPMB and
Int Registers
P0 - P3
Internal RAM
(Zero Page)
Internal RAM
Inaccessible Area
Reserved Area
ROM
Interrupt Vectors
Reserved Area
0000
0007
0008
000F
0010
006F
0070
00FF
0100
046F
0470
7FFF
8000
807F
8080
FFC9
FFCA
FFFB
FFFC
FFFF
CPMA, CPMB and
Int Registers
External Memory
Internal RAM
(Zero Page)
Internal RAM
External Memory
Reserved Area
ROM
Interrupt Vectors
Reserved Area
0000
0007
0008
000F
0010
006F
0070
00FF
0100
046F
0470
7FFF
8000
807F
8080
FFC9
FFCA
FFFB
FFFC
FFFF
CPMA, CPMB and
Int Registers
External Memory
Internal RAM
(Zero Page)
Internal RAM
External Memory
0000
0007
0008
000F
0010
006F
0070
00FF
0100
046F
0470
FFFF
SFR
Fig. 1.8. Operation Modes Memory Maps
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| M37640M4T | 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER |
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| M37640M8-XXXFP | 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:SINGLE CHIP 8 BIT CMOS MICROCOMPUTER |
| M37641F8E8-XXXFP | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER |
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