World modem II Page 20 of 60 2004, Copeland Communications, Inc. World modem II Datasheet Rev 1.1 Basic AT Command Set (Command Defaul" />
參數(shù)資料
型號: CC-92K2-IS
廠商: Copeland Communications Inc
文件頁數(shù): 13/60頁
文件大?。?/td> 0K
描述: MODEM 56KBAUD V.90 SERIAL 3.3V
標準包裝: 30
數(shù)據(jù)格式: V.22,V23,V.32,V.34,V.90,V.92,Bell 103,Bell 212A
波特率: 56k
電源電壓: 3 V ~ 3.6 V
安裝類型: 表面貼裝
封裝/外殼: 模塊
包裝: 散裝
其它名稱: 539-1020
Data Sheet
World modem II
Page 20 of 60
2004, Copeland Communications, Inc.
World modem II Datasheet Rev 1.1
Basic AT Command Set (Command Defaults in Bold) (Continued)
Command
Action
Class 1 Mode Enable for V.29 fast connect.
X
Mode
0
Off
+FCLASS = X
1
Enables support for Class 1 mode for use in the V.29 fast connect mode.
Class 1 Receive Carrier for V.29 fast connect.
X
Mode
2
Transmit V.21 (980 Hz) tone for longer than 100 ms, then send answer tone (2100/2225 Hz)
for 200 ms.
95 V.29 short synchronous.
+FRM = X
96 V.29 full synchronous.
Class 1 Transmit Carrier for V.29 fast connect.
X
Mode
4
Transmit V.21 (890 Hz) tone.
53 Same as &T4, but transmit V.29 7200 bps. Data pattern set by S40 register. AT+ FCLASS =
0 must be sent to restore the modem to normal operation after test.
54 Same as &T4, but transmit V.29 9600 bps. Data pattern set by S40 register. AT + FCLASS =
0 must be sent to restore the modem to normal operation after test.
95 V.29 short synchronous.
+FTM = X
96 V.29 full synchronous.
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