参数资料
型号: LIS302DLH
厂商: STMICROELECTRONICS
元件分类: 模拟信号调理
英文描述: SPECIALTY ANALOG CIRCUIT, PBGA14
封装: 3 X 5 MM, 0.80 MM HEIGHT, ROHS COMPLIANT, PLASTIC, LGA-14
文件页数: 18/37页
文件大小: 673K
代理商: LIS302DLH
LIS302DLH
Register description
Doc ID 15797 Rev 1
25/37
data in the low-power modes are computed with low-pass filter cut-off frequency defined by
DR1, DR0 bits.
DR bits, in the normal-mode operation, select the data rate at which acceleration samples
are produced. In low-power mode they define the output data resolution.
Table 20 shows all
the possible configuration for DR1 and DR0 bits.
7.3
CTRL_REG2 (21h)
Table 19.
Power mode and low-power output data rate configurations
PM2
PM1
PM0
Power mode selection
Output data rate [Hz]
ODRLP
0
Power-down
--
0
1
Normal mode
ODR
0
1
0
Low-power
0.5
0
1
Low-power
1
0
Low-power
2
1
0
1
Low-power
5
1
0
Low-power
10
Table 20.
Normal-mode output data rate configurations and low-pass cut-off
frequencies
DR1
DR0
Output Data Rate [Hz]
ODR
Low-pass filter cut-off
frequency [Hz]
00
50
37
01
100
74
1
0
400
292
1
1000
780
Table 21.
CTRL_REG2 register
BOOT
HPM1
HPM0
FDS
HPen2
HPen1
HPCF1
HPCF0
Table 22.
CTRL_REG2 description
BOOT
Reboot memory content. Default value: 0
(0: normal mode; 1: reboot memory content)
HPM1, HPM0
High pass filter mode selection. Default value: 00
(00: normal mode; Others: refer to
FDS
Filtered data selection. Default value: 0
(0: internal filter bypassed; 1: data from internal filter sent to output register)
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