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AUX – Sensor Controller Registers

17.8.6.3 SMPH2 Register (Offset = 8h) [reset = X]

SMPH2 is shown in Figure 17-58 and described in Table 17-81.

Semaphore 2

Figure 17-58. SMPH2 Register

31 30 29 28 27 26 25 24

RESERVED

R-X

23 22 21 20 19 18 17 16

RESERVED

R-X

15 14 13 12 11 10 9 8

RESERVED

R-X

7 6 5 4 3 2 1 0

RESERVED STAT

R-X R/W-1h

Table 17-81. SMPH2 Register Field Descriptions

Bit Field Type Reset Description

31-1 RESERVED R X

Software should not rely on the value of a reserved. Writing any

other value than the reset value may result in undefined behavior.

0 STAT R/W 1h

Status when reading: 0: Semaphore was already taken 1:

Semaphore was available and hence taken by this read access

Reading the register causes it to change value to 0. Releasing the

semaphore is done by writing 1

1285

SWCU117A–February 2015–Revised March 2015 AUX – Sensor Controller with Digital and Analog Peripherals

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