参数资料
型号: ADV7180WBCPZ
厂商: Analog Devices Inc
文件页数: 61/116页
文件大小: 0K
描述: IC VIDEO DECODER SDTV 40LFCSP
标准包装: 1
类型: 视频解码器
应用: 数码相机,手机,便携式视频
安装类型: 表面贴装
封装/外壳: 40-VFQFN 裸露焊盘,CSP
供应商设备封装: 40-LFCSP-VQ(6x6)
包装: 托盘
Data Sheet
ADV7180
Rev. I | Page 49 of 116
PF, Polarity FIELD, Address 0x37[3]
The polarity of the FIELD pin for the 64-lead LQFP part can be
inverted using the PF bit.
The FIELD pin can be inverted using the PF bit.
When PF is 0 (default), FIELD is active high.
When PF is 1, FIELD is active low.
Table 65. User Settings for NTSC (See Figure 39)
Register
Register Name
Write
0x31
VS/FIELD Control 1
0x1A
0x32
VS/FIELD Control 2
0x81
0x33
VS/FIELD Control 3
0x84
0x34
HS Position Control 1
0x00
0x35
HS Position Control 2
0x00
0x36
HS Position Control 3
0x7D
0x37
Polarity
0xA1
0xE5
NTSV V bit begin
0x41
0xE6
NTSC V bit end
0x84
0xE7
NTSC F bit toggle
0x06
OUTPUT
VIDEO
FIELD 1
FIELD 2
H
V
F
OUTPUT
VIDEO
H
V
F
525
1
2
3
4
5
6
7
8
9
10
11
12
13
19
20
21
22
NVBEG[4:0] = 0x05
NVEND[4:0] = 0x04
NFTOG[4:0] = 0x03
1BT.656-4
REG 0x04, BIT 7 = 1
1BT.656-4
REG 0x04, BIT 7 = 1
1APPLIES IF NEWAVMODE = 0:
MUST BE MANUALLY SHIFTED IF NEWAVMODE = 1.
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
283
284
285
05700-
029
Figure 38. NTSC Default, ITU-R BT.656 (the Polarity of H, V, and F is Embedded in the Data)
NVBEG[4:0] = 0x01
NVEND[4:0] = 0x04
FIELD 1
OUTPUT
VIDEO
FIELD
OUTPUT
HS
OUTPUT
NFTOG[4:0] = 0x06
VS
OUTPUT
525
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
21
22
FIELD 2
OUTPUT
VIDEO
FIELD
OUTPUT
HS
OUTPUT
VS
OUTPUT
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
284
285
NVBEG[4:0] = 0x01
NVEND[4:0] = 0x04
NFTOG[4:0] = 0x06
05700-
030
Figure 39. NTSC Typical VSYNC/FIELD Positions Using the Register Writes in Table 65
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