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): 5/154頁
文件大小: 1778K
代理商: M34551E8-XXXFP
APPLICATION
2.4 Carrier generating circuit
2-25
4551 Group User’s Manual
2.4 Carrier generating circuit
The 4551 Group has a carrier generating circuit that generates the transfer waveform by dividing the system
clock (STCK) for each remote control carrier wave.
Also, the 4551 Group has the function to control the carrier wave output from port CARR by using timer 1.
This section describes carrier functions, related registers, application examples using each carrier output
and notes.
2.4.1 Carrier functions
(1)
Carrier wave output
Carrier wave is selected by the carrier wave selection register C1.
Carrier output is started with the STCR instruction, and carrier output is stopped with the SPCR
instruction.
(2)
Carrier wave output auto-control function
Timer 1 can auto-control the output enable/disable interval of port CARR carrier wave by setting
register C2.
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