参数资料
型号: MTCBA-C1-N2
厂商: Multi-Tech Systems
文件页数: 36/135页
文件大小: 0K
描述: MODEM CDMA RS232 DUAL
标准包装: 10
系列: MultiModem® Cell
功能: 收发器,CDMA,调制解调器
调制或协议: CDMA2000
频率: 800MHz,1.9GHz
应用: Sprint 网络(USA)
接口: RS-232
数据传输率 - 最大: 153.6 kbps
电源电压: 9 V ~ 32 V
其它名称: 881-1147
Chapter 9 – Call Control Commands
Set Voice Privacy Level +WPRV
Description:
Syntax:
This command requests the CDMA voice privacy level. CDMA voice privacy is an optional feature
of CDMA networks. Therefore, voice privacy will only become enabled during a voice call if the
base station supports voice privacy; otherwise this feature is unavailable on your CDMA carrier.
This command enables a request from the modem to the base station for voice privacy. If voice
privacy is activated by the base station, the unsolicited response +WPRV: 1 will appear indicating
the long code PN mask for the traffic channel has been scrambled by the base station. This
command may be issued before or during a voice call.
Note: When voice privacy is enabled, an audible alert will be generated if the state of voice
privacy changes (loss or establishment).
Command Syntax: AT+WPRV=<voice privacy level>
Command
AT+WPRV=0
Note: Set to normal voice call
AT+WPRV=1
Note: Request a secure voice call
ATD18005551212;
AT+WPRV?
Note: Request current privacy setting
Possible Responses
OK
OK
OK
+WORG: 18005551212
+WPRV: 1
+WCNT: 3
Note: Voice Privacy is now ON
+WPRV: <voice privacy level>
OK
Note: <voice privacy level> defined below
Values:
<voice privacy level>
0
1
normal privacy (default setting)
enhanced privacy
Call Privacy Indication Unsolicited Response +WPRV
This response confirms that the call privacy level has changed during a call.
Response Syntax:
Result Example 1:
Result Example 2
+WPRV: <voice privacy level>
+WPRV: 0
Voice privacy level change to “normal privacy”
+WPRV: 1
Note: Voice privacy level change to “enhanced privacy”
Multi-Tech Systems, Inc. CDMA C1 AT Commands Reference Guide (PN S000478C)
36
相关PDF资料
PDF描述
MTCBA-EV2-EN2-N16 ROUTER WIRELESS EV-DO DUAL
MTCMR-H4-P1-EU MODEM CELLULAR QUAD GPRS HSPA
MTCMR-EV2-N2-NAM MODEM CELLULAR EV-DO DUAL
EFG15F MODULE DIODE 170A 480VAC
MTCMR-H4-P1-GB/IE MODEM CELLULAR QUAD GPRS HSPA
相关代理商/技术参数
参数描述
MTCBA-C1-N2-NAM 功能描述:MODEM CELLULAR RS232 DUAL CDMA RoHS:是 类别:RF/IF 和 RFID >> RF 接收器、发射器及收发器的成品装置 系列:MultiModem® Cell 标准包装:5 系列:MultiModem® iCell 功能:收发器,HSPA,调制解调器 调制或协议:GPRS,GSM,EDGE 频率:850MHz,900MHz,1.8GHz,1.9GHz 应用:- 接口:RS-232,USB 灵敏度:- 功率 - 输出:- 数据传输率 - 最大:7.2 Mbps 特点:- 电源电压:9 V ~ 32 V,USB 其它名称:881-1125
MTCBA-C1-N3 功能描述:MODEM CDMA RS232 DUAL RoHS:是 类别:RF/IF 和 RFID >> RF 接收器、发射器及收发器的成品装置 系列:MultiModem® Cell 标准包装:5 系列:MultiModem® iCell 功能:收发器,HSPA,调制解调器 调制或协议:GPRS,GSM,EDGE 频率:850MHz,900MHz,1.8GHz,1.9GHz 应用:- 接口:RS-232,USB 灵敏度:- 功率 - 输出:- 数据传输率 - 最大:7.2 Mbps 特点:- 电源电压:9 V ~ 32 V,USB 其它名称:881-1125
MTCBA-C1-N3-NAM 功能描述:MODEM CELLULAR RS232 DUAL CDMA RoHS:是 类别:RF/IF 和 RFID >> RF 接收器、发射器及收发器的成品装置 系列:MultiModem® Cell 标准包装:5 系列:MultiModem® iCell 功能:收发器,HSPA,调制解调器 调制或协议:GPRS,GSM,EDGE 频率:850MHz,900MHz,1.8GHz,1.9GHz 应用:- 接口:RS-232,USB 灵敏度:- 功率 - 输出:- 数据传输率 - 最大:7.2 Mbps 特点:- 电源电压:9 V ~ 32 V,USB 其它名称:881-1125
MTCBA-C1-U-N2 功能描述:MODEM CDMA USB 800MHZ 1.9GHZ RoHS:是 类别:RF/IF 和 RFID >> RF 接收器、发射器及收发器的成品装置 系列:MultiModem® Cell 标准包装:5 系列:MultiModem® iCell 功能:收发器,HSPA,调制解调器 调制或协议:GPRS,GSM,EDGE 频率:850MHz,900MHz,1.8GHz,1.9GHz 应用:- 接口:RS-232,USB 灵敏度:- 功率 - 输出:- 数据传输率 - 最大:7.2 Mbps 特点:- 电源电压:9 V ~ 32 V,USB 其它名称:881-1125
MTCBA-C1-U-N3 功能描述:MODEM CDMA USB 800MHZ 1.9GHZ RoHS:是 类别:RF/IF 和 RFID >> RF 接收器、发射器及收发器的成品装置 系列:MultiModem® Cell 标准包装:5 系列:MultiModem® iCell 功能:收发器,HSPA,调制解调器 调制或协议:GPRS,GSM,EDGE 频率:850MHz,900MHz,1.8GHz,1.9GHz 应用:- 接口:RS-232,USB 灵敏度:- 功率 - 输出:- 数据传输率 - 最大:7.2 Mbps 特点:- 电源电压:9 V ~ 32 V,USB 其它名称:881-1125