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www.ti.com AUX – Sensor Controller Registers
17.8.2.2 STAT Register (Offset = 4h) [reset = X]
STAT is shown in Figure 17-11 and described in Table 17-30.
Status
Figure 17-11. STAT 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
SAT DONE STATE
R-X R-X R-6h
Table 17-30. STAT Register Field Descriptions
Bit Field Type Reset Description
31-8 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.
7 SAT R X
Saturation flag for TDC measurement 0: Conversion has not
saturated 1: Conversion stopped due to saturation This field is
cleared when starting new measurement or setting CTL.CMD to
CLR_RESULT
6 DONE R X
Measurement complete flag 0: Measurement not yet complete 1:
Measurement complete This field is cleared when starting new
measurement or setting CTL.CMD to CLR_RESULT
5-0 STATE R 6h
TDC internal state machine status
0h = Current state is TDC_STATE_WAIT_START
4h = Current state is TDC_STATE_WAIT_STARTSTOPCNTEN
6h = Current state is TDC_STATE_IDLE
7h = Current state is TDC_STATE_CLRCNT
8h = Current state is TDC_STATE_WAIT_STOP
Ch = Current state is TDC_STATE_WAIT_STOPCNTDOWN
Eh = Current state is TDC_STATE_GETRESULTS
Fh = Current state is TDC_STATE_POR
16h = Current state is TDC_STATE_WAIT_CLRCNT_DONE
1Eh = Current state is TDC_WAIT_STARTFALL
2Eh = Current state is TDC_FORCESTOP
1223
SWCU117A–February 2015–Revised March 2015 AUX – Sensor Controller with Digital and Analog Peripherals
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