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參數(shù)資料
| 型號(hào)： | M34280 |
| 廠商： | Mitsubishi Electric Corporation |
| 英文描述： | Single-Chip 4-Bit CMOS Microcomputer for Infrared Remote Control Transmitters(用于紅外線遠(yuǎn)程遙控發(fā)送器的4位單片機(jī)) |
| 中文描述： | 單芯片4位CMOS紅外遙控發(fā)射器（用于紅外線遠(yuǎn)程遙控發(fā)送器的4位單片機(jī)微機(jī)） |
| 文件頁(yè)數(shù)： | 20/47頁(yè) |
| 文件大?。?/td> | 508K |
| 代理商： | M34280 |
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MITSUBISHI
ELECTRIC
20
MITSUBISHI MICROCOMPUTERS
4280 Group
SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER for INFRARED REMOTE CONTROL TRANSMITTERS
Fig. 24 Clock control circuit structure
Clock signal f(X
IN
) is obtained by externally connecting a ceramic
resonator. Connect this external circuit to pins X
IN
and X
OUT
at
the shortest distance as shown Figure 26.
A feedback resistor is built-in between X
IN
pin and X
OUT
pin.
ROM ORDERING METHOD
Please submit the information described below when ordering
Mask ROM.
(1) Mask ROM Order Confirmation Form.................................1
(2) Data to be written into mask ROM.......................... EPROM
(three sets containing the identical data)
(3) Mark Specification Form .................................................... 1
Fig. 25 Ceramic resonator external circuit
CLOCK CONTROL
The clock control circuit consists of the following circuits.
System clock generating circuit
Control circuit to stop the clock oscillation
Control circuit to return from the RAM back-up state
OSC
R
S
Q
POF instruction
X
IN
X
OUT
CCK instruction
STCK
INSTCK
Frequency
divider
(divided by 8)
Multi-
plexer
Internal clock
generating circuit
(divided by 4)
Internal power-on reset circuit
Pull-down control
register PU0
Port D
7
Ports E
0
, E
1
Ports E
2
, G
0
–G
3
4280
X
IN
4
X
OUT
C
IN
C
OUT
5
Use the resonator
manufacturer’s
recommended value
because constants
such as capacitance
depend on the
resonator.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| M34280E1FP | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER for INFRARED REMOTE CONTROL TRANSMITTERS |
| M34280E1GP | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER for INFRARED REMOTE CONTROL TRANSMITTERS |
| M34280M1 | 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER for INFRARED REMOTE CONTROL TRANSMITTERS |
| M34280M1-060FP | 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER for INFRARED REMOTE CONTROL TRANSMITTERS |
| M34280M1-082GP | 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER for INFRARED REMOTE CONTROL TRANSMITTERS |
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