Motion_Burst

Address: 0x42

Access: Read

Reset Value: 0x00

Data Type: Various

USAGE: Read from this register to activate burst mode. The sensor will return the data in the Motion register, Delta_X_L,

Delta_Y_L, Delta_XY_H, Squal, Shutter_Upper, Shutter_Lower and Maximum_Pixel. Reading the first 3 bytes clears the

motion data. The read may be terminated anytime after Delta_X is read.

Bit

7

6

5

4

3

2

1

0

Field

Inverse_Revision_ID

Address: 0x3e

Access: Read

Reset Value: 0xfc

Data Type: Inverse 8-Bit unsigned integer

USAGE: This value is the inverse of the Revision_ID. It can be used to test the SPI port.

Bit

7

6

5

4

3

2

1

0

Field

Inverse_Product_ID

Address: 0x3f

Access: Write Only

Reset Value: 0xcd

Data Type: Inverse 8-Bit unsigned integer

USAGE: This value is the inverse of the Product_ID. It can be used to test the SPI port.

Bit

7

6

5

4

3

2

1

0

Field

Shut_thr

Address: 0x3d

Access: Read/Write

Reset Value: 0x56

Data Type: 7 Bit number

USAGE: Threshold defines the Shutter value when lifted runaway happens.

Sensor will suspect lifted runaway happens and suppress motion if (Shutter > Shut_thr[7:1]*32).

Bit

7

6

5

4

3

2

1

0

Field

Reserved

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PixArt Imaging Inc.

PixArt Imaging Inc.

ADNS-7550 Integrated Molded Lead-Frame DIP Sensor