Timing Example For Simultaneous Mode / Late Interrupt Pulse - Texas Instruments Concerto F28M35 Series Technical Reference Manual

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Analog-to-Digital Converter (ADC)
Figure 10-51. Timing Example For Simultaneous Mode / Late Interrupt Pulse
Analog Input A
Analog Input B
ADCCLK
ADCCTL1.INTPULSEPOS
ADCSOCFLG 1.SOC0
ADCSOCFLG 1.SOC1
ADCSOCFLG 1.SOC2
S/H Window Pulse to Core
ADCRESULT 0
ADCRESULT 1
ADCRESULT 2
EOC0 Pulse
EOC1 Pulse
EOC2 Pulse
ADCINTFLG .ADCINTx
A
Result 0 (A) and Result 0 (B) latched on their respective cycles does not include the additional cycles required for the
C28x and M3 subsystems to read the ADC result registers using the ACIB.
900
Analog Subsystem
SOC0 Sample
A Window
SOC0 Sample
B Window
0
2
9
SOC0 (A/B)
2 ADCCLKs
1 ADCCLK
Minimum
Conversion 0 (A)
7 ADCCLKs
13 ADC Clocks
ADCCLKs
Copyright © 2012–2019, Texas Instruments Incorporated
SOC2 Sample
A Window
SOC2 Sample
B Window
22
24
SOC2 (A/B)
Result 0 (A) Latched
Conversion 0 (B)
13 ADC Clocks
19
Minimum
7 ADCCLKs
SPRUH22I – April 2012 – Revised November 2019
www.ti.com
37
50
(A)
(A)
Result 0 (B) Latched
2 ADCCLKs
Conversion 1 (A)
13 ADC Clocks
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