參數(shù)資料
型號: M34551E8-XXXFP
元件分類: 微控制器/微處理器
英文描述: 4-BIT, OTPROM, MICROCONTROLLER, PQFP48
封裝: 7 X 10 MM, 0.65 MM PITCH, PLASTIC, QFP-48
文件頁數(shù): 11/154頁
文件大?。?/td> 1778K
代理商: M34551E8-XXXFP
APPLICATION
2.4 Carrier generating circuit
2-31
4551 Group User’s Manual
Fig. 2.4.5 Carrier wave by software generating example
(2)
Carrier wave generating by software
Carrier wave generating can be output by software count.
Outline: The carrier wave generating circuit is set to “no carrier wave” and carrier wave is generated
by software.
Specifications: The 37.9 kHz carrier wave is generated by using main clock frequency f(XIN) = 3.64
MHz.
Figure 2.4.5 shows the generating example of carrier wave by software.
STCR NOP
SPCR
NOP
STCR
SPCR
STCK
CARR output
1.10
s
1 instruction (3.30
s)
b3
b0
1
0
1
0
Set Carrier Wave Output Auto-control
Carrier wave output auto-control is set to be invalid.
Carrier wave output control register C20
“0”
Auto-control by timer 1 invalid (TC2A instruction)
Set Carrier Generation Circuit
Carrier wave frequency and duty ratio is set.
Carrier wave selection register C1
No carrier wave (TC1A instruction)
Start Carrier Output
Carrier output is started.
Description
instruction
example
8.79
s
17.58
s
相關PDF資料
PDF描述
M34554M8-XXXFP 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PQFP64
M34554MC-XXXFP 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PQFP64
M34571G6FP 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PDSO24
M34584EDFP 4-BIT, OTPROM, 6 MHz, MICROCONTROLLER, PDSO42
M35047-XXXSP 24 X 12 CHARACTERS CRT CHAR DSPL CTLR, PDIP20
相關代理商/技術參數(shù)
參數(shù)描述
M34551M4 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:4-BIT SINGLE-CHIP MICROCOMPUTER
M34551M4-XXXFP 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 TRANSMITTER
M34551M8 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:4-BIT SINGLE-CHIP MICROCOMPUTER
M34552G8FP 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
M34552G8HFP 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER