TM4C1231E6PZ Datasheet, PDF (810/1173 Pages) Texas Instruments – Tiva™ TM4C1231E6PZ Microcontroller

Analog-to-Digital Converter (ADC)
Bit/Field
7:4
Name
EM1
Type
RW
Reset
0x0
Description
SS1 Trigger Select
This field selects the trigger source for Sample Sequencer 1.
The valid configurations for this field are:
Value Event
0x0
Processor (default)
The trigger is initiated by setting the SSn bit in the ADCPSSI
register.
0x1
Analog Comparator 0
This trigger is configured by the Analog Comparator Control
0 (ACCTL0) register (page 1088).
0x2
Analog Comparator 1
This trigger is configured by the Analog Comparator Control
1 (ACCTL1) register (page 1088).
0x3
Analog Comparator 2
This trigger is configured by the Analog Comparator Control
2 (ACCTL2) register (page 1088).
0x4
External (GPIO Pins)
This trigger is connected to the GPIO interrupt for the
corresponding GPIO (see “ADC Trigger Source” on page 626).
0x5
Timer
In addition, the trigger must be enabled with the TnOTE bit
in the GPTMCTL register (page 711).
0x6
reserved
0x7
reserved
0x8
reserved
0x9
reserved
0xA-0xE reserved
0xF
Always (continuously sample)
810
June 12, 2014
Texas Instruments-Production Data