23

Delta_X_L

Address: 0x03

Access: Read

Reset Value: 0x00

Bit

76543210

Field

Data Type: Eight bit 2’s complement number.

USAGE: X movement is counts since last report. Absolute value is determined by resolution. Reading clears the

register.

Note:

PixArt recommends that registers 0x02, 0x03, 0x04 and 0x05 be read sequentially.

Delta_Y_L

Address: 0x04

Access: Read

Reset Value: 0x00

Bit

76543210

Field

Data Type: Eight bit 2’s complement number.

USAGE: Y movement is counts since last report. Absolute value is determined by resolution. Reading clears the

register.

Note:

PixArt recommends that registers 0x02, 0x03, 0x04 and 0x05 be read sequentially.

Delta_XY_H

Address: 0x05

Access: Read

Reset Value: 0x00

Bit

76543210

Field

Data Type: 2’s complement number, upper 4 bits of Delta_X and Delta_Y.

USAGE: Delta_XY_H must be read after Delta_X_L and Delta_Y_L to have the full motion data. Reading clears the

register.

Note:

PixArt recommends that registers 0x02, 0x03, 0x04 and 0x05 be read sequentially.

PixArt Imaging Inc.

ADNS-7530 Integrated Molded Lead-Frame DIP Sensor

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PixArt Imaging Inc.