AMC7836_15 Datasheet, PDF (53/87 Pages) Texas Instruments – AMC7836 High-Density, 12-Bit Analog Monitor and Control Solution With Multichannel ADC, Bipolar DACs, Temperature Sensor, and GPIO Ports

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AMC7836
SLAS986B – NOVEMBER 2014 – REVISED FEBRUARY 2015
7.6.4.3 GPIO Configuration Register (address = 0x12) [reset = 0x00]
7
Bit
7-5
4
3
2
1
0
Figure 76. GPIO Configuration Register (R/W)
6
5
Reserved
R/W-All zeros
4
Reserved
R/W-0
3
EN-DAV
R/W-0
2
EN-ADCTRIG
R/W-0
1
EN-
ALARMOUT
R/W-0
Table 24. GPIO Configuration Register Field Descriptions
Field
Reserved
Reserved
EN-DAV
EN-ADCTRIG
Type
R/W
R/W
R/W
R/W
Reset
All zeros
0
0
0
Description
Reserved for factory use
Reserved for factory use
DAV pin enable
0: GPIO3 operation (default)
1: DAV operation
ADCTRIG pin enable
EN-ALARMOUT
EN-ALARMIN
R/W
0
R/W
0
0: GPIO2 operation (default)
1: ADCTRIG operation
ALARMOUT pin enable
0: GPIO1 operation (default)
1: ALARMOUT operation
ALARMIN pin enable
0: GPIO0 operation (default)
1: ALARMIN operation
0
EN-ALARMIN
R/W-0
7.6.4.4 ADC MUX Configuration 0 Register (address = 0x13) [reset = 0x00]
7
CH7
R/W-0
6
CH6
R/W-0
Figure 77. ADC MUX Configuration 0 Register (R/W)
5
CH5
R/W-0
4
CH4
R/W-0
3
CH3
R/W-0
2
CH2
R/W-0
1
CH1
R/W-0
0
CH0
R/W-0
Bit Field
7
CH7
6
CH6
5
CH5
4
CH4
3
CH3
2
CH2
1
CH1
0
CH0
Table 25. ADC MUX Configuration 0 Register Field Descriptions
Type
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset
0
0
0
0
0
0
0
0
Description
When set to 1 the corresponding analog input channel ADC_n is
accessed during an ADC conversion cycle.
When cleared to 0 the corresponding input channel ADC_n is
ignored during an ADC conversion cycle.
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