EVAL-ADV7180LFEBZ Analog Devices Inc, EVAL-ADV7180LFEBZ Datasheet - Page 47

• Manufacturer Part Number: EVAL-ADV7180LFEBZ
• Description: BOARD EVAL FOR ADV7180 LFCSP
• Manufacturer: Analog Devices Inc

Specifications of EVAL-ADV7180LFEBZ

• Main Purpose: Video, SDTV Video Decoder - NTSC, PAL, SECAM
• Embedded: No
• Utilized Ic / Part: ADV7180
• Primary Attributes: CVBS (Composite), Y/C (S-video), and YPrPb (Component) Inputs
• Secondary Attributes: 8-bit ITU-R BT.656 YCrCb 4:2:2 Output
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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.
OUTPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT
VIDEO
VIDEO
FIELD
FIELD
HS
VS
HS
VS
OUTPUT
OUTPUT
VIDEO
VIDEO
H
H
V
F
V
F
262
1
APPLIES IF NEWAVMODE = 0:
MUST BE MANUALLY SHIFTED IF NEWAVMODE = 1.
525
NVBEG[4:0] = 0x05
262
NVBEG[4:0] = 0x05
263
525
1
263
264
1
Figure 36. NTSC Default, ITU-R BT.656 (the Polarity of H, V, and F is Embedded in the Data)
2
Figure 37. NTSC Typical VSYNC/FIELD Positions Using the Register Writes in Table 65
264
NFTOG[4:0] = 0x03
265
2
NFTOG[4:0] = 0x03
3
265
266
3
266
4
FIELD 1
FIELD 2
FIELD 1
FIELD 2
4
267
267
5
5
268
268
NVBEG[4:0] = 0x01
NVBEG[4:0] = 0x01
6
6
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269
269
7
7
270
270
8
8
271
Table 65. User Settings for NTSC (See Figure 37)
Register
0x31
0x32
0x33
0x34
0x35
0x36
0x37
0xE5
0xE6
0xE7
NVEND[4:0] = 0x04
NVEND[4:0] = 0x04
NVEND[4:0] = 0x04
271
9
NVEND[4:0] = 0x04
9
272
272
10
10
273
273
11
11
274
274
12
12
NFTOG[4:0] = 0x06
Register Name
Polarity
NTSV V bit begin
NTSC V bit end
NTSC F bit toggle
VS/FIELD Control 1
VS/FIELD Control 2
VS/FIELD Control 3
HS Position Control 1
HS Position Control 2
HS Position Control 3
275
275
13
13
276
1
BT.656-4
REG 0x04, BIT 7 = 1
276
NFTOG[4:0] = 0x06
19
14
1
BT.656-4
REG 0x04, BIT 7 = 1
277
283
20
15
284
284
21
21
285
285
22
Write
0x1A
0x81
0x84
0x00
0x00
0x7D
0xA1
0x41
0x84
0x06
ADV7180
22