參數(shù)資料
型號(hào): PCD5096H
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 編解碼器
英文描述: Universal codec
中文描述: A/MU-LAW, PCM CODEC, PQFP44
封裝: 10 X 10 MM, 1.75 MM HEIGHT, PLASTIC, SOT-307-2, QFP-44
文件頁(yè)數(shù): 40/52頁(yè)
文件大?。?/td> 222K
代理商: PCD5096H
1997 Jan 22
40
Philips Semiconductors
Preliminary specification
Universal codec
PCD5096
Table 40
Control registers for conference call between one PSTN line and two IOM buffers
13.3
Conference call between two PSTN lines and one IOM buffer
Another configuration for conference call is between two PSTN lines and one IOM buffer, as shown in Fig.24. Tables 41,
42 and 43 show possible settings for the DSP parameters, the IOM control table and the control registers in the
PCD5096.
SDR
ADDRESS
(HEX)
PARAMETER NAME
VALUE
(HEX)
FUNCTION
78
79
7A
7B
7C
codec control
IOM control
gain settings A/D and D/A paths
VREF1, VREF2 settings
DSP modes
0003
0004
00D0
A0A0
0008
Codec 1 ON, Codec 2 OFF
IOM slave mode, 768 kbits/s
A/D gain = +9 dB, D/A gain = 0 dB in Codec 1
default setting for VREF1 and VREF2
channel a in speech and tone mode
Fig.24 Conference call between two PSTN lines and one IOM buffer.
handbook, full pagewidth
MBH880
PPa
RADIO
CIRCUIT
IOM-2
LLa
LLb
CCa
a/b
a/b
PCD5093
PCD5096
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