參數(shù)資料
型號(hào)： AK4705
廠商： Asahi Kasei Microsystems Co.,Ltd
英文描述： 2ch 24bit DAC with AV SCART Switch
中文描述： 2通道24位DAC，具有影音SCART開關(guān)
文件頁(yè)數(shù)： 43/50頁(yè)
文件大?。?/td> 660K
代理商： AK4705
[AK4705]
MS0451-E-01
2007/06
- 43 -
Addr
Register Name
D7
D6
D5
D4
D3
D2
D1
D0
08H
Monitor
R/W
default
0
0
0
TVMON
VCMON
READ
FVCR
SVCR1
SVCR0
0
0
0
0
0
0
0
0
SVCR1-0: VCR Slow blanking status monitor
SVCR1-0 reflect the voltage at VCRSB pin only when the VCRSB is in the input mode.
When the VCRSB is in the output mode, SVCR1-0 hold previous value.
VCRSB pin input level
< 2V
4.5 to 7V
(Reserved)
9.5<
Table 31. VCR Slow Blanking monitor
FVCR: VCR Fast blanking input level monitor
This bit is enabled when TVFB bit = “1”.
VCRFB pin input level
<0.4V
SVCR1
0
0
1
1
SVCR0
0
1
0
1
FVCR
0
1
1 V<
Table 32. VCR Fast Blanking monitor (Typical threshold is 0.7V)
VCMON :
TVMON :
Refer Table 28.
Addr Register Name
D7
D6
D5
D4
D3
D2
D1
D0
09H
Monitor mask
R/W
default
MCOMN
0
0
MTV
MVC
MFVCR
MSVCR
0
R/W
0
0
0
0
1
0
0
0
MSVCR: SVCR1-0 Monitor mask.
0: The INT pin reflects the change of SVCR1-0 bits. (default)
1: The INT pin does not reflect the change of SVCR1-0 bit.
MFVCR: FVCR Monitor mask.
0: The INT pin reflects the change of MFVCR bit. (default)
1: The INT pin does not reflect the change of MFVCR bit.
MVC:
MTV:
Refer Table 29, Table 30.
MCOMN
:.
Refer Table 28.
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