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ADE3XXX

Sync Measurement Block

SMEAS_V_SEL

0x0114

R/W

[7:4]

0x0

Selects a vertical signal for measurement of

the high pulse width.

0x0: Analog vsync

0x1: Composite vsync

0x2: SOG vsync

0x3: DVI vsync

0x4: YUV vsync

0x5: YUV vert enab (locally generated)

0x6: DVI vert enab (locally generated)

0x7: TCON vsync

0x8 - 0xF: Reserved

R/W

[3:0]

0x0

Selects a vertical signal for measurement of

period and polarity.

0x0: Analog vsync

0x1: Composite vsync

0x2: SOG vsync

0x3: DVI vsync

0x4: YUV vsync

0x5: YUV vert enable (locally generated)

0x6: DVI vert enable (locally generated)

0x7: TCON vsync

SMEAS_STATUS_MASK

0x0119

R/W

[7]

0x0

Mask bit for hsync polarity check

0: ignore

1: check

R/W

[6]

0x0

Mask bit for vsync polarity check

0: ignore

1: check

[5:4]

Reserved

R/W

[3]

0x0

Mask bit for vert pulse width check

0: ignore

1: check

R/W

[2]

0x0

Mask bit for h per v check

0: ignore

1: check

R/W

[1]

0x0

Mask bit for h period check

0: ignore

1: check

R/W

[0]

0x0

Mask bit for v period check

0: ignore

1: check

SMEAS_H_NUM_LINES

0x011A

R/W

[7:0]

0x0

Number of lines to measure for Horizontal

period. Valid range is 1 to 255.

SMEAS_H_SKIP_L

0x011B

R/W

[7:0]

0x0

Number of lines to skip before starting a

horizontal measurement. The skip counter

counts from the chosen vertical source and

edge. [7:0]

SMEAS_H_SKIP_H

0x011C

R/W

[7:4]

Reserved

[3:0]

Number of lines to skip before starting a

horizontal measurement. The skip counter

counts from the chosen vertical source and

edge. [11:8]

Table 13: Sync Measurement Registers (Sheet 4 of 8)

Addr

Mode

Bits

Default

Description

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