*In the configuration of your ADC set :*

TSCADCHWEventMapSet(SOC_ADC_TSC_0_REGS, TSCADC_HW_INPUT_EVENT);
HWREG(SOC_CONTROL_REGS + CONTROL_ADC_EVT_CAPT) = 1 ;

*For your step:*

TSCADCTSStepModeConfig(SOC_ADC_TSC_0_REGS,* selected_step*,
TSCADC_CONTINIOUS_HARDWARE_SYNC);


And set DMTimer to trigger interrupt whenever you want

On Thursday, August 1, 2013 4:50:30 PM UTC+2, djo lossa wrote:
>
>
> Hello,
> My english is very poor:
>
> I'm using the white beaglebone (AM 335x), and I need to trigger the 
> TSC_ADC with an HW input signal.  
> The problem is that I can't make the TSC_ADC be triggering by an HW_EVENT 
> input signal.
> In TRM, they say that to set the ADC_EVT_CAPT register and the 
> CTRL  register (configure the steps to be 
> HW synchronize by mapping to the HW event input signal. This HW event 
> input signal could be driven at the
> SOC level from a timer interrupt or some other IP and can be used to start 
> a channel conversion.) for triggering TS_ADC_SS.
>
> Is there any bobdy who can helps me to achieve this purpose?
> Thanks in advance,
>
> Djo
>

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