TSC_ADC_SS
ext_hw_event
PRU-ICSS Host Event 0
TIMER4 Event
TIMER5 Event
TIMER7 Event
TIMER6 Event
ADC_EVENT_SEL[3:0]
from Control Module
0
1
2
3
4
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Functional Description
9.2.4.4.6 ADC Capture Control
The following chip level events can be connected through the software-controlled multiplexer to the
TSC_ADC module.
1. PRU-ICSS Host Event 0
2. Timer 4 Event
3. Timer 5 Event
4. Timer 6 Event
5. Timer 7 Event
This pin is the external hardware trigger to start the ADC channel conversion. The ADC_EVT_CAPT
register needs to programmed to select the proper source for this conversion.
Figure 9-3. Timer Events
The following table contains the value to be programmed in the selection mux.
Table 9-6. Selection Mux Values
ADC_EVENT_SEL Value ADC External event selected
000 PRU-ICSS Host Event 0
001 Timer 4 Event
010 Timer 5 Event
011 Timer 6 Event
100 Timer 7 Event
101-111 Reserved
755
SPRUH73H–October 2011–Revised April 2013 Control Module
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