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Acc offset cal mode iic communication protocol – Rainbow Electronics DAB-GPS-C01 User Manual

Page 24

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AMS0805WAH

MOTION SENSOR

24

0x50

S

A

0xAA

A

0x55

A P

From slave to master

From master to slave

A : acknowledge(SDA LOW)
Ā : not acknowledge(SDA HIGH)
S : start condition

P : stop condition

...

S

Interval time

More than 50us

Interval time

More than 50us

START

the ACC offset CAL mode

0x50

S

A

0xAA

A

0x55

A P

...

S

Interval time

More than 50us

Interval time

More than 50us

Go back to Normal mode

within 50ms

... P

Save

offset values &

Exit

the ACC offset CAL mode

Completely & slowly

Rotates AMS0805WAH

on a table.

ACC offset CAL mode

IIC communication protocol