LSM303C Datasheet, PDF (37/53 Pages) –

LSM303C
8.9
CTRL_REG6_A (25h)
Accelerometer control register 6 (r/w)
BOOT
-
Table 36. CTRL_REG6_A register
-
-
-
-
Register description
-
-
BOOT
Table 37. CTRL_REG6_A register description
Force reboot, cleared as soon as the reboot is finished. Active high.
Default value 0.
8.10
CTRL_REG7_A (26h)
Accelerometer control register 7 (r/w)
Table 38. CTRL_REG7_A register
-
-
DCRM2 DCRM1
LIR2
LIR1
4D_IG2
4D_IG1
DCRM [2:1]
LIR [2:1]
4D_IG [2:1]
Table 39. CTRL_REG7_A register description
DCRM is used to select the reset mode of the duration counter. Default value 0.
If DCRM = ‘0’, the counter is reset when the interrupt is no longer active, else if
DCRM = ‘1’, the duration counter is decremented. 1 LSB
Latched Interrupt [2:1] Default value:0
(0: interrupt request not latched; 1: interrupt request latched)
Cleared by reading IG_SRC[2:1]_A register
Interrupt [2:1] 4D option enabled. Default value 0.
When set, interrupt generator [2:1] uses 4D for position recognition.
8.11
STATUS_REG_A (27h)
Accelerometer status register (r/w)
Table 40. STATUS_REG_A register
ZYXOR
ZOR
YOR
XOR
ZYXDA
ZDA
YDA
XDA
Table 41. STATUS_REG_A register description
ZYXOR X, Y and Z-axis data overrun. Default value: 0
(0: no overrun has occurred; 1: a new set of data has overwritten the previous data)
ZOR
Z-axis data overrun. Default value: 0
(0: no overrun has occurred; 1: a new set of data for the Z-axis has overwritten the previ-
ous data)
DocID024975 Rev 2
37/53
53