參數(shù)資料
型號(hào): AM79Q02
廠商: Electronic Theatre Controls, Inc.
英文描述: Quad Subscriber Line Audio-Processing Circuit (QSLAC) Devices
中文描述: 四用戶線路音頻處理電路(QSLAC)設(shè)備
文件頁(yè)數(shù): 28/68頁(yè)
文件大小: 1361K
代理商: AM79Q02
28
Am79Q02/021/031 Data Sheet
Figure 9. SLIC I/O, E1 Multiplex and Real-Time Data Register Operation
CD1B C5
C4
C3 CD2 CD1
D
EN/HOLD
*
Q
CD1
CD2
C3
C4
C5
D
EN/HOLD
Q
0
1
Output Latch
I/O Direction
Register
MPI Command 22
EE1 Bit
SLIC Output
Data Register
MPI Command 20
SLIC I/O Register
MPI Command 20,
21
LD Enable
*
Delay
GK Enable
E1 Source
(Internal)
E1P
MCLK/E1
MUX
CDB
1
CDA
1
Real Time
Data Register
(Command 16, 17)
Interrupt Mask
Register
(Command 26, 27)
(Channel 1
Shown)
{
Same for
Channels
2, 3, 4
(CMD 28, 29, Bit 3)
ATI
Ground Key Filter
(time set via
Commands 52, 53)
MCDB
1
MCDA
1
Debounce
(time set via
Commands 45, 46)
INT
Note:
* Transparent latches: When enable input is high, Q output follows D input. When enable input
goes low, Q output is latched at last state.
See Figure 10
for details
CDA
4
CDA
3
CDA
2
CDB
4
CDB
3
CDB
2
MCDB
4
MCDA
4
MCDB
3
MCDA
3
MCDB
2
MCDA
2
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