STV9432TAP

11/25

Figure 6. Video Timing Measurement sequence - “Select bit = 1” (TIMG register, bit 0)

WAIT FOR ACKNOWLEDGE BIT

WAIT FOR RISING EDGE OF VS

ACQUISITION OF H3, H4, H5, H6

WAIT FOR 4*SBN RISING EDGES OF HS

AFTER NFR+1 FRAMES, RESET STM BIT

MEASURES V3

MEASURES H2 AT EVERY LINE

DURING NFR+1 FRAMES.

AFTER NFR+1 FRAMES,

H2 HOLDS THE MIN.VALUE

MEASURES H1 AT EVERY LINE

DURING NFR+1 FRAMES.

AFTER NFR+1 FRAMES,

H1 HOLDS THE MIN.VALUE

MEASURES V2 DURING NFR+1

AND KEEPS THE MIN. VALUE

MEASURES V1 DURING NFR+1

AND KEEPS THE MIN. VALUE