參數(shù)資料
型號: 73M2921
廠商: Electronic Theatre Controls, Inc.
英文描述: Advanced Single Chip Modem
中文描述: 先進的單芯片調(diào)制解調(diào)器
文件頁數(shù): 30/41頁
文件大?。?/td> 222K
代理商: 73M2921
73M2921
Advanced Single
Chip Modem
Page 30 of 41
TDK Semiconductor
February 99 Rev M
MSE0 REGISTER (LSB)
ADDRESS: 011h (017d, 10001b)
MODE: ALL MODES
BIT D7
This register returns the Least Significant Byte of the Mean Squared Error number from the DSP. Used to
determine Signal Quality.
BIT D6
BIT D5
BIT D4
BIT D3
BIT D2
BIT D1
BIT D0
MSE1 REGISTER (MSB)
ADDRESS: 012h (018d, 10010b)
MODE: ALL MODES
BIT D7
This register returns the Most Significant Byte of the Mean Squared Error number from the DSP. Used to
determine Signal Quality.
BIT D6
BIT D5
BIT D4
BIT D3
BIT D2
BIT D1
BIT D0
CALL PROGRESS TRANSMIT REGISTER ADDRESS: 014 h (020d, 10100b) MODE: CALL PROGRESS
BIT D7
CPDIR
BIT NO.
D0
BIT D6
Res.
BIT D5
Res.
BIT D4
TX2225
CONDITION
1
BIT D3
TX2100
DESCRIPTION
Enables Call Progress Transmit. This bit must be set
to transmit a tone.
Transmits 1100 Hz Fax Calling Tone. Only active
when D7 = 0
Transmits 1300 Hz Modem Calling Tone. Only active
when D7 = 0
Transmits 2100 Hz CCITT Answer Tone.
Transmits 2225 Hz Bell Answer Tone.
Reserved for future use
Call Progress Answer. D1 & D2 are disabled
Call Progress Originate. D3 & D4 are disabled
BIT D2
TX1300
BIT D1
TX1100
BIT D0
CPTE
NAME
Call Progress
Transmit Enable
Transmit 1100 Hz
D1
D7 = 0
D2
Transmit 1300 Hz
D7 = 0
D3
D4
Transmit 2100 Hz
Transmit 2225 Hz
Reserved
Call Progress
Direction
D7 = 1
D7 = 1
-
1
D5,D6
D7
0
NOTE: When using bits D1-D4, only one may be active at a time.
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73M2921-IG 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Advanced Single Chip Modem
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