Datasheet

Registers Description LIS2DH
42/49 Doc ID 022516 Rev 1
Content of this register is loaded at boot.
Write operation at this address is possible only after system boot.
Difference between AOI-6D = ‘01’ and AOI-6D = ‘11’.
AOI-6D = ‘01’ is movement recognition. An interrupt is generate when orientation move from
unknown zone to known zone. The interrupt signal stay for a duration ODR.
AOI-6D = ‘11’ is direction recognition. An interrupt is generate when orientation is inside a
known zone. The interrupt signal stay untill orientation is inside the zone.
7.24 INT2_SRC (35h)
XHIE
Enable interrupt generation on X high event. Default value: 0
(0: disable interrupt request;
1: enable interrupt request on measured accel. value higher than preset threshold)
XLIE
Enable interrupt generation on X low event. Default value: 0
(0: disable interrupt request;
1: enable interrupt request on measured accel. value lower than preset threshold)
Table 60. Interrupt mode
AOI 6D Interrupt mode
0 0 OR combination of interrupt events
0 1 6 direction movement recognition
1 0 AND combination of interrupt events
1 1 6 direction position recognition
Table 59. INT2_CFG description (continued)
Table 61. INT2_SRC register
0 IA ZHZLYHYLXHXL
Table 62. INT2_SRC description
IA
Interrupt active. Default value: 0
(0: no interrupt has been generated; 1: one or more interrupts have been generated)
ZH
Z high. Default value: 0
(0: no interrupt, 1: Z high event has occurred)
ZL
Z low. Default value: 0
(0: no interrupt; 1: Z low event has occurred)
YH
Y high. Default value: 0
(0: no interrupt, 1: Y high event has occurred)