Datasheet

Data Sheet ADXL345
REGISTER MAP
Table 19.
Address
Hex Dec Name Type Reset Value Description
0x00 0 DEVID R 11100101 Device ID
0x01 to 0x1C 1 to 28 Reserved Reserved; do not access
0x1D 29 THRESH_TAP
R/
W
00000000 Tap threshold
0x1E 30 OFSX
R/
W
00000000 X-axis offset
0x1F 31 OFSY
R/
W
00000000 Y-axis offset
0x20 32 OFSZ
R/
W
00000000 Z-axis offset
0x21 33 DUR
R/
W
00000000 Tap duration
0x22 34 Latent
R/
W
00000000 Tap latency
0x23
35
Window
R/W
00000000
Tap window
0x24 36 THRESH_ACT
R/
W
00000000 Activity threshold
0x25 37 THRESH_INACT
R/
W
00000000 Inactivity threshold
0x26 38 TIME_INACT
R/
W
00000000 Inactivity time
0x27 39 ACT_INACT_CTL
R/
W
00000000 Axis enable control for activity and inactivity detection
0x28 40 THRESH_FF
R/
W
00000000 Free-fall threshold
0x29 41 TIME_FF
R/
W
00000000 Free-fall time
0x2A 42 TAP_AXES
R/
W
00000000 Axis control for single tap/double tap
0x2B 43 ACT_TAP_STATUS R 00000000 Source of single tap/double tap
0x2C 44 BW_RATE
R/
W
00001010 Data rate and power mode control
0x2D 45 POWER_CTL
R/
W
00000000 Power-saving features control
0x2E
46
INT_ENABLE
R/W
00000000
Interrupt enable control
0x2F 47 INT_MAP
R/
W
00000000 Interrupt mapping control
0x30 48 INT_SOURCE R 00000010 Source of interrupts
0x31 49 DATA_FORMAT
R/
W
00000000 Data format control
0x32 50 DATAX0 R 00000000 X-Axis Data 0
0x33 51 DATAX1 R 00000000 X-Axis Data 1
0x34 52 DATAY0 R 00000000 Y-Axis Data 0
0x35 53 DATAY1 R 00000000 Y-Axis Data 1
0x36 54 DATAZ0 R 00000000 Z-Axis Data 0
0x37 55 DATAZ1 R 00000000 Z-Axis Data 1
0x38 56 FIFO_CTL
R/
W
00000000 FIFO control
0x39 57 FIFO_STATUS R 00000000 FIFO status
Rev. E | Page 23 of 40