參數(shù)資料
型號(hào)： M34116B1
廠商： 意法半導(dǎo)體
英文描述： PCM CONFERENCE CALL AND TONE GENERATION CIRCUIT
中文描述： 的PCM電話會(huì)議和音產(chǎn)生電路
文件頁(yè)數(shù)： 10/23頁(yè)
文件大?。?/td> 374K
代理商： M34116B1
M34116 INSTRUCTION SET
(continued)
INSTRUCTION 2: M34116 CHANNEL CONNECTION IN TRANSPARENT MODE
Four bytes are needed:
Control Signal
RD
1
1
1
1
Data Bus
D4
Al4
AO4
C4
X
CS
0
0
0
0
C/D
0
0
0
1
WR
0
0
0
0
D7
X
X
X
X
D6
X
X
X
X
D5
X
X
C5
X
D3
Al3
AO3
C3
0
D2
Al2
AO2
C2
0
D1
Al1
AO1
C1
1
D0
Al0
AO0
C0
1
O
Al4–Al0:
Al4 = 1
Al4 = 0
Al3–Al0
Input attenuationor gain (
±
15dB)
gain
attenuation
value indB (0–15)
O
AO4–AO0:
AO4 = 1
AO4 = 0
AO3–AO0
O
C5–C0: Channel number (0–63)
outputattenuationor gain (
±
15dB)
gain
attenuation
value indB (0–15)
INSTRUCTION 3: M34116CHANNEL DISCONNECTION
This instruction is necessary to disconnect a party from a conference, to end a transparent mode con-
nectionor to end a tonegeneration.
Two bytes are needed (same format as M116):
Control Signal
RD
1
1
Data Bus
D4
C4
X
CS
0
0
C/D
0
1
WR
0
0
D7
X
X
D6
X
X
D5
C5
X
D3
C3
1
D2
C2
1
D1
C1
1
D0
C0
1
# C5–C0:Channel number (0–63)
One time framemust exist betweendisconnectionand connectionof the same channel.
INSTRUCTION 4: M34116 OVERFLOWINFORMATION
Single byte instruction:
Control Signal
RD
1
Data Bus
D4
B0
CS
0
C/D
1
WR
0
D7
X
D6
X
D5
B1
D3
1
D2
0
D1
1
D0
0
O
B1–B0:Bank Selection(0–3)
Conference overflow information is sent out, after this instruction, in the data bus (D7–D0) when RD
goes low according to the Bank selection value:
Control Signal
Bank
Selection
B1
0
0
1
1
Conference Number
CS
0
0
0
0
RD
0
0
0
0
C/D
0
0
0
0
WR
1
1
1
1
B0
0
1
0
1
D7
7
15
23
X
D6
6
14
22
X
D5
5
13
21
29
D4
4
12
20
28
D3
3
11
19
27
D2
2
10
18
26
D1
1
9
17
25
D0
X
8
16
24
M34116
10/23
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