Digital Comparator Control 3 Register (Dcompctrl3); Digital Comparator Control 3 Register (Dcompctrl3) Register Field Descriptions - Texas Instruments UCD3138 Technical Reference Manual

Fault Mux Registers Reference

6.11.12 Digital Comparator Control 3 Register (DCOMPCTRL3)

Address 0x0003002C
Figure 6-16. Digital Comparator Control 3 Register (DCOMPCTRL3)
31
CNT_THRESH
R/W-000 0000
15 14 13 12
FE_ CNT_ CNT_ INT_
SEL CLR CONFI EN
G
R/W- R/W-0 R/W-0 R/W-0
000
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Table 6-12. Digital Comparator Control 3 Register (DCOMPCTRL3) Register Field Descriptions
Bit Field
31-24 CNT_THRESH
23-19 Reserved
18 COMP_POL
17-15 FE_SEL
14 CNT_CLR
13 CNT_CONFIG
12 INT_EN
11 COMP_EN
10-0 THRESH
252
Fault Mux
11 10
COMP
_EN
R/W-0
Type Reset
R/W 0000
Sets the number of received comparator events before declaring a fault
0000
R 0000 0
R/W 0
Digital Comparator 1 Polarity
0 = Digital Comparator result asserted if value below threshold (Default)
1 = Digital Comparator result asserted if value above threshold
R/W 000
Selects which Front End absolute data is used for Digital Comparison with threshold
0 = Front End 0 absolute data selected (Default)
1 = Front End 1 absolute data selected
2 = Front End 2 absolute data selected
3 = Front End 0 error data selected
4 = Front End 1 error data selected
5 = Front End 2 error data selected
R/W 0
Comparator Detection Counter clear
0 = No clear of Comparator Detection Counter (Default)
1 = Clear Comparator Detection counter and associated fault
R/W 0
Comparator Detection Counter configuration
0 = Counter clears upon receipt of sample which does not exceed comparator
threshold (Default)
1 = Counter decrements by 1 upon receipt of sample which does not exceed
comparator threshold
R/W 0
Comparator Interrupt Enable
0 = Disables Comparator Interrupt generation (Default)
1 = Enables Comparator Interrupt generation
R/W 0
Digital Comparator 3 Enable
0 = Disables Digital Comparator 3 (Default)
1 = Enables Digital Comparator 3
R/W 000 0000
Sets the digital comparator threshold, 11-bit signed value with resolution of
0000
1.5625mV/bit
Copyright © 2016, Texas Instruments Incorporated
24 23
Reserved
R-0000 0
THRESH
R/W-000 0000 0000
Description
SNIU028A – February 2016 – Revised April 2016
www.ti.com
19 18 17 16
COMP FE_SEL
_POL
R/W-0 R/W-000
0
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