參數(shù)資料
型號: AK4115
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: High Feature 192kHz 24bit Digital Audio Interface Transceiver
中文描述: 高功能192kHz的24位數(shù)字音頻接口收發(fā)器
文件頁數(shù): 20/64頁
文件大小: 606K
代理商: AK4115
ASAHI KASEI
[AK4115]
MS0573-E-00
2006/12
- 20 -
Block start, Channel status bit, User bit and Validity bit
The AK4115 can control and monitor block start, channel status bits, user bits and validity bit for RX and TX. B, C and
U pins are bi-directional and the direction of input/output can be selected by the BCU_IO bit. B, C, U and VOUT pins
become “L” (BCU_IO bit = “1”) in an unlocked state of Mode 2.
a. Serial mode & Except AES3 mode (P/SN pin = “L”, AES3 bit = “0”)
RX
ASYNC
bit
bit
(B pin)
Status bit
TX
BCU_IO
Block
Start
Channel
User bit
Validity
bit
VOUT pin
VRX bit
(Note 24)
VRX bit
VOUT pin
(Note 24)
Channel
Status bit
C pin
CT191-0 bits
(Note 25)
User bit
Validity
bit
VIN pin
VTX bit
(Note 26)
VIN pin
VTX bit
(Note 26)
VIN pin
VTX bit
(Note 26)
0
Input
CR191-0 bits
N/A
U pin
0
1
Output
C pin
CR191-0 bits
(Note 23)
U pin
CT191-0 bits
All
“0” data
(Note 27)
0
Input
CR191-0 bits
N/A
VRX bit
C pin
CT191-0 bits
(Note 25)
U pin
1
1
Output
C pin
CR191-0 bits
(Note 23)
U pin
VOUT pin
VRX bit
(Note 24)
CT191-0 bits
All
“0” data
VTX bit
Note 23. Channel status bit for RX can be monitored by both C pin and CR191-0 bits.
Note 24. Validity bit for RX can be monitored by both VOUT pin and VRX bit.
Note 25. C pin and CT191-0 bits are ORed internally.
Note 26. VIN pin and VTX bit are ORed internally.
Note 27. When UDIT bit is “1”, the recovered U bits are used for DIT(DIR-DIT loop mode of U bit).
Table 6. Block start, Channel Status bit, User bit and Validity bit in serial mode except AES3 mode (N/A: Not available)
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