Specifications

Data Sheet ADXL345
Rev. D | Page 23 of 40
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