KX022-1020 Datasheet, PDF (55/75 Pages) List of Unclassifed Manufacturers – Accelerometer Specifications

± 2g / 4g / 8g Tri-axis Digital
Accelerometer Specifications
PART NUMBER:
KX022-1020
Rev. 11.0
10-Sep-15
BUF_STATUS_1
This register reports the status of the sample buffer.
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
SMP_LEV7 SMP_LEV6 SMP_LEV5 SMP_LEV4 SMP_LEV3 SMP_LEV2 SMP_LEV1 SMP_LEV0
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
I²C Address: 0x3Ch
SMP_LEV[7:0] Sample Level; reports the number of data bytes that have been stored in the
sample buffer. When BUF_RES=1, this count will increase by 6 for each 3-axis
sample in the buffer; when BUF_RES=0, the count will increase by 3 for each 3-axis
sample. If this register reads 0, no data has been stored in the buffer.
BUF_STATUS_2
This register reports the status of the sample buffer trigger function.
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
BUF_TRIG 0
0
0
0
0
0
0
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
I²C Address: 0x3Dh
BUF_TRIG reports the status of the buffer’s trigger function if this mode has been selected.
When using trigger mode, a buffer read should only be performed after a trigger event.
BUF_CLEAR
Latched buffer status information and the entire sample buffer are cleared when any data is written to
this register.
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
X
X
X
X
X
X
X
X
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
I²C Address: 0x3Eh
BUF_READ
Buffer output register
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
X
X
X
X
X
X
X
X
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
I²C Address: 0x3Fh
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