User Manual

31
Gesture RIGHT Oset Register (0xA9)
The GOFFSET_R is an 8-bit value used to scale an internal oset correction factor to compensate for crosstalk in the ap-
plication. This value is encoded in sign/magnitude format.
Field Bits Description
GOFFSET_L 7:0
FIELD VALUE Oset Correction Factor
01111111 127
… …
00000001 1
00000000 0
10000001 -1
… …
11111111 -127
Gesture Pulse Count and Length Register (0xA6)
The Gesture Pulse Count Register sets Pulse Width Modied current during a Gesture Pulse. The Gesture pulse count
register bits set the number of pulses to be output on the LDR pin. The Gesture Length register bits set the amount of
time the LDR pin is sinking current during a gesture pulse.
Field Bits Description
GPLEN 7:6 Gesture Pulse Length. Sets the LED_ON pulse width during a Gesture LDR Pulse.
FIELD VALUE PULSE LENGTH
0 4 μs
1 8 μs (default)
2 16 μs
3 32 μs
GPULSE 5:0 Number of Gesture Pulses. Species the number of pulses to be generated on LDR.
Number of pulses is set by GPULSE value plus 1.
FIELD VALUE Number OF PULSES
0 1
1 2
2 3
… …
63 64
Note:
1. The Gesture Pulse Count Register resets to 0x40 at initial power up (POR).