參數(shù)資料
型號(hào): MSM7524
廠商: OKI SEMICONDUCTOR CO., LTD.
英文描述: DTMF Transceiver(雙音多頻收發(fā)器)
中文描述: 雙音多頻收發(fā)器(雙音多頻收發(fā)器)
文件頁數(shù): 18/21頁
文件大?。?/td> 140K
代理商: MSM7524
Semiconductor
MSM7524
18/21
Status Data Register
Table-5-1
Table-5-2
D4
SP
D3
SPFLG
D2
CPFLG
D1
AFLG
Bit
Name
Function
Signal Present for DTMF tone receive.
"0" : Valid data is in the receive data register.
"1" : Data is invalid.
Flag for valid DTMF tone receive.
SPFLG is reset to digital "0" after an external processor reads out the status register data.
Flag for valid Call Progress tone detect.
CPFLG is reset to digital "0" after an external processor reads out the status register data.
AFLG is set to digital "1" when SPFLG and/or CPFLG is set to digital "1".
After an external processor reads out the status register data, AFLG is reset to digital "0".
D4
SP
D3
SPFLG
D2
CPFLG
D1
AFLG
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