English
Language : 

LSM303AGR Datasheet, PDF (29/68 Pages) STMicroelectronics – ultra-low-power 3D accelerometer and 3D magnetometer
LSM303AGR
Functionality
Figure 7. Accelerometer self-test procedure
:ULWHKWR&75/B5(*B$ K
:ULWHKWR&75/B5(*B$ K
:ULWHKWR&75/B5(*B$ K
:ULWHKWR&75/B5(*B$ K
Æ ,QLWLDOL]H6HQVRUWXUQRQVHQVRUHQDEOH;<=D[HV
Æ 6HW%'8  )6 *1RUPDO0RGH2'5 +]
3RZHUXSZDLWIRUPVIRUVWDEOHRXWSXW
&KHFN=<;'$LQ67$786B5(*B$ K ± $FF 'DWD5HDG\%LW
5HDG$FF 287;287<287=WRFOHDU=<;'$ELWLQUHJLVWHU
67$786B5(*B$ K ZDLWIRUWKHILUVWVDPSOH Æ 'LVFDUGGDWD
5HDGWKHRXWSXWUHJLVWHUVDIWHUFKHFNLQJ=<;'$ELW WLPHV
5HDG287B;B/B$ K 287B;B+B$ K 6WRUHGDWDLQ287;B1267
5HDG287B<B/B$ $K 287B<B+B$ %K 6WRUHGDWDLQ287<B1267
5HDG287B=B/B$ &K 287B=B+B$ 'K 6WRUHGDWDLQ287=B1267
7KHELWOHIWMXVWLILHGGDWDLVH[SUHVVHGLQWZR¶VFRPSOHPHQW
$YHUDJHWKHVWRUHGGDWDRQHDFKD[LV
:ULWH$KWR&75/B5(*B$ K
Æ(QDEOH6HOI7HVW
:DLWIRUPVIRUVWDEOHRXWSXW
&KHFN=<;'$LQ67$786B5(*B$ K ± $FF 'DWD5HDG\%LW
5HDG$FF287;287<287=WRFOHDU=<;'$ELWLQUHJLVWHU
67$786B5(*B$ K ZDLWIRUWKHILUVWVDPSOH Æ 'LVFDUGGDWD
5HDGWKHRXWSXWUHJLVWHUVDIWHUFKHFNLQJ=<;'$ELW WLPHV
5HDG287B;B/B$ K 287B;B+B$ K 6WRUHGDWDLQ287;B67
5HDG287B<B/B$ $K 287B<B+B$ %K 6WRUHGDWDLQ287<B67
5HDG287B=B/B$ &K 287B=B+B$ 'K 6WRUHGDWDLQ287=B67
7KHELWOHIWMXVWLILHGGDWDLVH[SUHVVHGLQWZR¶VFRPSOHPHQW
$YHUDJHWKHVWRUHGGDWDRQHDFKD[LV
_0LQ 67B; _ _287;B67287;B1267_ _0D[ 67B; _
$1'
_0LQ 67B< _ _287<B67287<B1267_ _0D[ 67B< _
$1'
_0LQ 67B= _ _287=B67287=B1267_ _0$; 67B= _
<(6 3$66 
12 )$,/ 
:ULWHKWR&75/B5(*B$ K 'LVDEOHVHQVRU
:ULWHKWR&75/B5(*B$ K 'LVDEOHVHOIWHVW
DocID027765 Rev 5
29/68
68