msm7654 Oki Semiconductor, msm7654 Datasheet - Page 22

• Manufacturer Part Number: msm7654
• Description: Ntsc/pal Digital Video Encoder
• Manufacturer: Oki Semiconductor

Slave Mode
Input timing of VSYNC_L and HSYNC_L in slave mode is as follows.
1) Odd field judgment
(1) If the encoder detects the VSYNC_L falling edge between -1/4H and 0H (not including 0H),
(2) If the encoder detects the VSYNC_L falling edge between 0H and 1/4H (including 0H), it
2) Even field judgment
(1) If the encoder detects the VSYNC_L falling edge between 1/4H and 1/2H (not including 1/
(2) If the encoder detects the VSYNC_L falling edge between 1/2H and 3/4H (including 1/2H),
¡ Semiconductor
it judges information with HSYNC_L and VSYNC_L as an odd field and normally operates.
judges information with HSYNC_L and VSYNC_L as an odd field and normally operates.
2H), it judges information with HSYNC_L and VSYNC_L as an even field and normally
operates.
it judges information with HSYNC_L and VSYNC_L as an even field and normally operates.
VSYNC_L
HSYNC_L
VSYNC_L
HSYNC_L
-1/4H 0H 1/4H
1/4H 1/2H 3/4H
MSM7654
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