lis302dltr8 STMicroelectronics, lis302dltr8 Datasheet - Page 33

• Manufacturer Part Number: lis302dltr8
• Description: Mems Motion Sensor 3-axis - ??2g/??8g Smart Digital Output ??piccolo?? Accelerometer
• Manufacturer: STMicroelectronics

LIS302DL
7.15
7.16
7.17
FF_WU_SRC_2 (35h)
Table 41.
Table 42.
Free-fall and wake-up source register. Read only register.
Reading at this address clears FF_WU_SRC_2 register and the FF, WU 2 interrupt and
allows the refreshment of data in the FF_WU_SRC_2 register if the latched option was
chosen.
FF_WU_THS_2 (36h)
Table 43.
Table 44.
Most significant bit (DCRM) is used to select the resetting mode of the duration counter. If
DCRM=0 counter is resetted when the interrupt is no more active else if DCRM=1 duration
counter is decremented.
FF_WU_DURATION_2 (37h)
Table 45.
IA
ZH
ZL
YH
YL
XH
XL
DCRM
THS6, THS0
DCRM
D7
X
Register
Register description
Register
Register description
Register
Z low. Default value: 0
Interrupt active. Default value: 0
(0: no interrupt has been generated;
1: one or more interrupt event has been generated)
Z high. Default value: 0
(0: no interrupt; 1: ZH event has occurred)
(0: no interrupt; 1: ZL event has occurred)
Y high. Default value: 0
(0: no interrupt; 1: YH event has occurred)
Y low. Default value: 0
(0: no interrupt; 1: YL event has occurred)
X high. Default value: 0
(0: no interrupt; 1: XH event has occurred)
X low. Default value: 0
(0: no interrupt; 1: XL event has occurred)
THS6
Resetting mode selection. Default value: 0
(0: counter resetted; 1: counter decremented)
Free-fall / wake-up Threshold. Default value: 000 0000
D6
IA
THS5
ZH
D5
THS4
D4
ZL
THS3
YH
D3
THS2
YL
D2
Register description
THS1
XH
D1
THS0
XL
D0
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