English
Language : 

DRV2605L-Q1 Datasheet, PDF (50/67 Pages) Texas Instruments – Automotive Haptic Driver for LRA and ERM
DRV2605L-Q1
SLOS874A – OCTOBER 2015 – REVISED OCTOBER 2015
www.ti.com
7.6.27 V(BAT) Voltage Monitor (Address: 0x21)
Figure 55. V(BAT) Voltage-Monitor Register
7
BIT FIELD
7-0 VBAT[7:0]
6
5
4
3
2
1
0
VBAT[7:0]
R/W-0
Table 30. V(BAT) Voltage-Monitor Register Field Descriptions
TYPE DEFAULT
R/W 0
DESCRIPTION
This bit provides a real-time reading of the supply voltage at the VDD pin. The
device must be actively sending a waveform to take a reading.
VDD (V) = VBAT[7:0] × 5.6V / 255
7.6.28 LRA Resonance Period (Address: 0x22)
Figure 56. LRA Resonance-Period Register
7
6
5
4
3
2
1
0
LRA_PERIOD[7:0]
R/W-0
BIT FIELD
7-0 LRA_PERIOD[7:0]
Table 31. LRA Resonance-Period Register Field Descriptions
TYPE
R/W
DEFAULT
0
DESCRIPTION
This bit reports the measurement of the LRA resonance period. The device must
be actively sending a waveform to take a reading.
LRA period (us) = LRA_Period[7:0] × 98.46 µs
50
Submit Documentation Feedback
Product Folder Links: DRV2605L-Q1
Copyright © 2015, Texas Instruments Incorporated