LIS2HH12 datasheet(35/47 Pages) STMICROELECTRONICS

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DocID025344 Rev 5

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LIS2HH12

8.9

CTRL5 (24h)

Control register 5 (r/w)

Table 32. Control register 5

DEBUG

SOFT_RESET

DEC1

DEC0

ST2

ST1

H_LACTIVE

PP_OD

Table 33. Control register 5 description

DEBUG

Debug stepping action selected. Default value: 0 (0: disabled; 1: enabled)

SOFT_RESET

Soft reset, it acts as POR when 1, then goes to 0

DEC [1:0]

Decimation of acceleration data on OUT REG and FIFO

00 -> no decimation

01 -> update every 2 samples

10 -> update every 4 samples

11 -> update every 8 samples

ST [2:1]

Self-test enable. Default value: 00

(00: Self-test disabled; Other: see table below)

H_LACTIVE

Interrupt active high, low. Default value: 0

(0: active high; 1: active low)

PP_OD

Push-pull/Open-drain selection on interrupt pad. Default value: 0

(0: push-pull; 1: open-drain)

Table 34. Self-test mode selection

ST2

ST1

Self-test mode

Normal mode

Positive sign self-test

Negative sign self-test

Not allowed

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