参数资料
型号: ADV7183BBSTZ
厂商: Analog Devices Inc
文件页数: 93/100页
文件大小: 0K
描述: IC VIDEO DECODER NTSC 80-LQFP
产品培训模块: Interfacing AV Converters to Blackfin Processors
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
产品目录页面: 788 (CN2011-ZH PDF)
ADV7183B
Rev. B | Page 92 of 100
EXAMPLES USING 27 MHz CLOCK
Mode 1 CVBS Input (Composite Video on AIN5)
All standards are supported through autodetect, 8-bit, 4:2:2, ITU-R BT.656 output on P15 to P8.
Table 91. Mode 1 CVBS Input
Register Address
Register Value
Notes
0x00
0x04
CVBS input on AIN5.
0x15
0x00
Slow down digital clamps.
0x17
0x41
Set CSFM to SH1.
0x3A
0x16
Power down ADC 1 and ADC 2.
0x50
0x04
Set DNR threshold to 4 for flat response.
0x0E
0x80
ADI recommended programming sequence. This sequence must be followed exactly when
setting up the decoder.
0x50
0x20
Recommended setting.
0x52
0x18
Recommended setting.
0x58
0xED
Recommended setting.
0x77
0xC5
Recommended setting.
0x7C
0x93
Recommended setting.
0x7D
0x00
Recommended setting.
0xD0
0x48
Recommended setting.
0xD5
0xA0
Recommended setting.
0xD7
0xEA
Recommended setting.
0xE4
0x3E
Recommended setting.
0xE9
0x3E
Recommended setting
0xEA
0x0F
Recommended setting.
0x0E
0x00
Recommended setting.
Mode 2 S-Video Input (Y on AIN1 and C on AIN4)
All standards are supported through autodetect, 8-bit, ITU-R BT.656 output on P15 to P8.
Table 92. Mode 2 S-Video Input
Register Address
Register Value
Notes
0x00
0x06
Y1 = AIN1, C1 = AIN4.
0x15
0x00
Slow down digital clamps.
0x3A
0x12
Power down ADC 2.
0x50
0x04
Set DNR threshold to 4 for flat response.
0x0E
0x80
ADI recommended programming sequence. This sequence must be followed exactly when
setting up the decoder.
0x50
0x20
Recommended setting.
0x52
0x18
Recommended setting.
0x58
0xED
Recommended setting.
0x77
0xC5
Recommended setting.
0x7C
0x93
Recommended setting.
0x7D
0x00
Recommended setting.
0xD0
0x48
Recommended setting.
0xD5
0xA0
Recommended setting.
0xD7
0xEA
Recommended setting.
0xE4
0x3E
Recommended setting.
0xE9
0x3E
Recommended setting
0xEA
0x0F
Recommended setting.
0x0E
0x00
Recommended setting.
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