REV. 0
Figure 32. Gray Scale/Philips Video—Line (Horizontal) and Frame (Vertical) Transfer Timing
Note: For CCIR-656 Video—Decode and Master Line (Horizontal) timing, VDATA is synchronous with VCLK0.
CREF
(I - ENCODE)
(O - DECODE)
(I) VCLK
(I) VDATA
BITS [9:0]
U
N-6
V
N-6
Y
N-5
SAMPLE 0
PAL CCIR-601 PIXEL, N = 720
NTSC CCIR-601 PIXEL, N = 720
PAL SQUARE PIXEL, N = 768
NTSC SQUARE PIXEL, N = 640
(O) HSYNCH
(I) VDATA
BITS [19:10]
Y
N-6
U
N-4
V
N-4
Y
N-3
Y
N-4
U
N-2
V
N-2
Y
N-1
Y
N-2
V
0
U
1
Y
2
Y
1
V
1
U
2
Y
4
Y
3
V
2
Y
5
U
0
Y
0
(NOTE: ADV601 GETS HSYNCH FROM PHILIPS HREF)
(O) VCLKO
(VCLK2 = 0)
(O) VCLKO
(VCLK2 = 1)
t
VDATA_EMGP_S
t
VDATA_EMGP_H
ENCODE MASTER PHILIPS -- LINE (HORIZONTAL) TRANSFER TIMING (FOR DECODE VDATA IS SYCHRONOUS TO VCLKO)
STATS_R
(ENCODE)
HSYNC
VSYNC
625 (PAL)
LINE #
621 622 623 624 625 1 2 3 4 5 6
310 311 312 313 314 315 316 317 318 319
8
23 24 309
7
320 321
(NOTE: STATS_R IS ALWAYS LO FOR 45 CYCLES BEFORE GOING HI AGAIN. STATS_R IS LO COMING OUT OF SOFT RESET AND GOES HIGH RIGHT AFTER THE ADV601 FINISHES TAKING IN THE VERY FIRST FIELD.)
ENCODE / DECODE & MASTER PHILIPS -- 625 (PAL) FRAME (VERTICAL) TRANSFER TIMING
335 336
(NOTE: ADV601 GETS HSYNCH FROM PHILIPS HREF)
(O) FIELD
STATS_R
(ENCODE)
HSYNC
VSYNC
525 (NTSC)
LINE #
524525123456789
263 264 265 266 267 268
262 335 336 337 338
ENCODE / DECODE & MASTER PHILIPS -- 525 (NTSC) FRAME (VERTICAL) TRANSFER TIMING
282 283 284
22 23 2421
(NOTE: STATS_R IS ALWAYS LO FOR 45 CYCLES BEFORE GOING HI AGAIN. STATS_R IS LO COMING OUT OF SOFT RESET AND GOES HIGH RIGHT AFTER THE ADV601 FINISHES TAKING IN THE VERY FIRST FIELD.)
(O) FIELD
(NOTE: ADV601 IN SLAVE MODE GETS HSYNCH FROM PHILIPS HREF)
