参数资料
型号: CC-56K2N-CS
厂商: Copeland Communications Inc
文件页数: 52/64页
文件大小: 0K
描述: MODEM 56KBAUD SERIAL 3.3V
标准包装: 30
数据格式: V.22,V23,V.32,V.34,V.90,Bell 103,Bell 212A
波特率: 56k
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
其它名称: 539-1014
Data Sheet
World Modem NET
Page 56 of 64
2005 Copeland Communications, Inc.
World Modem NET Datasheet Rev 1.0
U79 GEN4
Bit
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
Name
LVCS[4:0]
Type
R
Reset settings = 0x0000
Bit
Name
Function
15:5
Reserved
Read returns 0.
Line Voltage Current Sense.
Represents either the line voltage, loop current, or on-hook line monitor.
On-Hook Voltage Monitor (2.75 V/bit ±20%)
00000 = No line connected.
00001 = Minimum line voltage (Vmin = 3.0V ± 0.5V).
11111 = Maximum line voltage (87V ± 20%)
Off-Hook Loop Current Monitor (3 mA/bit).
00000 = No loop current.
00001 = Minimum loop current.
11110 = Maximum loop current.
11111 = Loop current is excessive (overload).
Overload > 140 mA in all modes except TBR21
4:0
LVCS[4:0]
Overload > 54 mA in TBR21 mode
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