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参数资料
型号： ADV7184BSTZ
厂商： Analog Devices Inc
文件页数： 107/112页
文件大小： 0K
描述： IC DECODER VID SDTV MULTI 80LQFP
标准包装： 1
类型： 视频解码器
应用： 投影仪，录音机，安全
电压 - 电源，模拟： 3.15 V ~ 3.45 V
电压 - 电源，数字： 1.65 V ~ 2 V
安装类型： 表面贴装
封装/外壳： 80-LQFP
供应商设备封装： 80-LQFP（14x14）
包装： 托盘
ADV7184
Rev. A | Page 94 of 112
Bit1
Address
Register
Bit Description
7 6 5 4 3 2 1 0 Comments
Notes
0 0 0 0
No connection
0 0 0 1
No connection
0 0 1 0
No connection
0 0 1 1
AIN3
0 1 0 0
AIN4
0 1 0 1
AIN5
0 1 1 0
AIN6
0 1 1 1
No connection
1 0 0 0
No connection
1 0 0 1
No connection
1 0 1 0
No connection
1 0 1 1
AIN9
1 1 0 0
AIN10
1 1 0 1
AIN11
1 1 1 0
AIN12
ADC1_SW [3:0]. Manual muxing control
for ADC1.
1 1 1 1
No connection
Set ADC_SW_MAN_EN to 1.
0xC4
ADC Switch 2
0 0 0 0 No connection
Set ADC_SW_MAN_EN to 1.
ADC2_SW [3:0]. Manual muxing control
for ADC2.
0 0 0 1 No connection
0 0 1 0 AIN2
0 0 1 1 No connection
0 1 0 0 No connection
0 1 0 1 AIN5
0 1 1 0 AIN6
0 1 1 1 No connection
1 0 0 0 No connection
1 0 0 1 No connection
1 0 1 0 AIN8
1 0 1 1 No connection
1 1 0 0 No connection
1 1 0 1 AIN11
1 1 1 0 AIN12
1 1 1 1 No connection
Reserved.
x x x
0
Disable
ADC_SW_MAN_EN. This bit enables manual
setting of the input signal muxing.
1
Enable
FCL [12:8]. The number of 27 MHz clock
cycles between successive vsyncs.
x
0xCA
Field Length Count 1
(Read Only)
Reserved.
x x x
0xCB
Field Length Count 2
(Read Only)
FCL[7:0]. See FCL [12:8].
x x x x
x
LB_TH [4:0]. These bits set the threshold
value that determines if a line is black.
0 1 1 0 0 Default threshold for the
detection of black lines.
0xDC
Letterbox Control 1
Reserved.
1 0 1
Set as default
LB_EL [3:0]. These bits program the end
line of letterbox detection (end of field).
1 1 0 0 Letterbox detection ends with the
last line of active video on a field,
1100b: 262/525
0xDD
Letterbox Control 2
LB_SL [3:0]. These bits program the start
line of letterbox detection (start of field).
0 1 0 0
Letterbox detection aligned
with the start of active video,
0100b: 23/286 NTSC
ST_NOISE [10:8]. Sync tip noise measurement.
x
ST_NOISE_VLD.
x
1 = ST_NOISE [10:0] measurement
is valid;
0 = ST_NOISE [10:0] measurement
is invalid
0xDE
ST Noise Readback 1
(Read Only)
Reserved.
x x x x
0xDF
ST Noise Readback 2
(Read Only)
ST_NOISE [7:0]. See ST_NOISE [10:0].
x x x x
x
0xE1
SD Offset Cb
SD_OFF_CB [7:0]. These bits adjust the hue
by selecting the offset for the Cb channel.
1 0 0 0 0 0 0 0
0xE2
SD Offset Cr
SD_OFF_CR [7:0]. These bits adjust the hue
by selecting the offset for the Cr channel.
1 0 0 0 0 0 0 0
0xE3
SD Saturation Cb
SD_SAT_CB [7:0]. These bits adjust the
saturation of the picture by affecting gain on
the Cb channel.
1 0 0 0 0 0 0 0 Chroma gain = 0 dB
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