CONTROL_MODULE Registers
9.3.9 bandgap_ctrl Register (offset = 448h) [reset = 0h]
bandgap_ctrl is shown in
and described in
.
Figure 9-12. bandgap_ctrl Register
31
30
29
28
27
26
25
24
Reserved
R-0h
23
22
21
20
19
18
17
16
Reserved
R-0h
15
14
13
12
11
10
9
8
dtemp
R-0h
7
6
5
4
3
2
1
0
cbiassel
bgroff
tmpsoff
soc
clrz
contconv
ecoz
tshut
R/W-0h
R/W-0h
R/W-0h
R/W-0h
R/W-0h
R/W-0h
R-0h
R-0h
LEGEND: R/W = Read/Write; R = Read only; W1toCl = Write 1 to clear bit; -n = value after reset
Table 9-19. bandgap_ctrl Register Field Descriptions
Bit
Field
Type
Reset
Description
31-16
Reserved
R
0h
15-8
dtemp
R
0h
Temperature data from ADC.
To be used when end of conversion (EOCZ) is 0.
7
cbiassel
R/W
0h
0: Select bandgap voltage as reference
1: Select resistor divider as reference
6
bgroff
R/W
0h
0: Normal operation
1: Bandgap is OFF (OFF Mode)
5
tmpsoff
R/W
0h
0: Normal operation
1: Temperature sensor is off and thermal shutdown in OFF mode
4
soc
R/W
0h
ADC start of conversion.
Transition to high starts a new ADC conversion cycle.
3
clrz
R/W
0h
0: Resets the digital outputs
2
contconv
R/W
0h
0: ADC single conversion mode
1: ADC continuous conversion mode
1
ecoz
R
0h
ADC end of conversion
0: End of conversion
1: Conversion in progress
0
tshut
R
0h
0: Normal operation
1: Thermal shutdown event (greater than 147C)
771
SPRUH73H – October 2011 – Revised April 2013
Control Module
Copyright © 2011–2013, Texas Instruments Incorporated