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参数资料
| 型号： | CC-14.4K2-IS |
| 厂商： | Copeland Communications Inc |
| 文件页数： | 9/60页 |
| 文件大小： | 0K |
| 描述： | MODEM 14.4KBAUD SERIAL 3.3V |
| 标准包装： | 30 |
| 数据格式： | V.22，V23，V.32，Bell 103，Bell 212A |
| 波特率： | 14.4k |
| 电源电压： | 3 V ~ 3.6 V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 模块 |
| 包装： | 散装 |
| 配用： | 539-1002-ND - KIT EVALUATION WORLD MODEM II |
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Data Sheet
World modem II
Page 17 of 60
2004, Copeland Communications, Inc.
World modem II Datasheet Rev 1.1
Basic AT Command Set (Command Defaults in Bold) (Continued)
Command
Action
Yn
Long space disconnect. Modem hangs up after 1.5 seconds or more of continuous space while
on-line.
Y0
Disable.
Y1
Enable.
Z
Hard Reset - Resets the modem. (Same as asserting RESET# on pin 24).
:E
Read from serial EEPROM.
:I
Interrupt read. This command causes the modem to report the lower 8 bits of the interrupt
register IO Control 0 (U70). The CID, OCD, PPD, and RI bits are also cleared.
:M
Write to Serial EEPROM.
:P
Program RAM write. This command is used to upload firmware supplied by CCI to the modem.
Contact CCI for more information.
User-Access Register Read. This command allows the user to read from user-access
registers. The format is "AT:Raa", where:
aa = user-access address in hexadecimal.
:R
"AT:R" command causes all the U-registers to be displayed.
User-Access Register Write. Allows the user to write to the 16-bit user-access registers. The
format is "AT:Uaa,xxxx,yyyy,zzzz" where
aa = user-access address in hexadecimal.
xxxx = data in hexadecimal to be written to location aa.
yyyy = data in hexadecimal to be written to location (aa + 1).
:U
zzzz = data in hexadecimal to be written to location (aa + 2).
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