LSM303C Datasheet, PDF (43/53 Pages) –

LSM303C
Register description
8.25
XL_REFERENCE (3Ah), XH_REFERENCE (3Bh)
In normal mode (HPM [1:0] = ‘00’ or ‘10’) when one of these registers (XL_REFERENCE or
XH_REFERENCE) is read, the X output of the hp filter is set to ‘0’. In reference mode (HPM
[1:0] =”01”) the reference value is subtracted from the X output of the hp filter.
8.26
YL_REFERENCE (3Ch), YH_REFERENCE (3Dh)
See above comment for X Reference (r/w).
8.27
ZL_REFERENCE (3Eh), ZH_REFERENCE (3Fh)
See above comment for X Reference (r/w).
8.28 WHO_AM_I_M (0Fh)
Device identification register.
Table 69. WHO_AM_I_M register
0
0
1
1
1
1
0
1
8.29 CTRL_REG1_M (20h)
Table 70. CTRL_REG1_M register
TEMP_EN OM1
OM0
DO2
DO1
DO0
0⁽¹⁾
ST
1. This bit must be set to ‘0’ for the correct operation of the device
TEMP_EN
OM[1:0]
DO[2:0]
ST
Table 71. CTRL_REG1_M register description
Temperature sensor enable. Default value: 0
(0: temperature sensor disabled; 1: temperature sensor enabled)
X and Y axes operative mode selection. Default value: 00
(Refer to Table 72)
Output data rate selection. Default value: 100
(Refer to Table 73)
Self-test enable. Default value: 0
(0: self-test disabled; 1: self-test enabled)
OM1
0
0
1
1
Table 72. X and Y axes operative mode selection
OM0
Operative mode for X and Y axes
0
Low-power mode
1
Medium-performance mode
0
High-performance mode
1
Ultra-high performance mode
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