TMS320F28069M: Configuring DAC in 28069M launchXL

ADDAGUDURU SURYA KIRAN

Intellectual 770 points

Part Number: TMS320F28069M
Other Parts Discussed in Thread: LAUNCHXL-F28069M

Sir/Madam,

There are 4 pins for the DAC module in launchpad 28069. How can I configure them?. Please help me.

over 6 years ago

0 Rajaravi Krishna Katta over 6 years ago

TI__Expert 6795 points

Please refer https://e2e.ti.com/support/microcontrollers/c2000/f/171/t/809059

Thanks,

Katta

0 ADDAGUDURU SURYA KIRAN over 6 years ago in reply to Rajaravi Krishna Katta

Intellectual 770 points

Sir,

Thanks for your reply. I want material related to DAC of 28069M launchpad

0 tlee over 6 years ago in reply to ADDAGUDURU SURYA KIRAN

TI__Guru 62975 points

ADDAGUDURU SURYA KIRAN,

The concept of the PWM_DAC signals on LAUNCHXL-F28069M are discussed in this appnote. The EPWM output is passed through a low-pass RC filter in order to produce a near-DC signal, where the voltage level of the signal is determined by the EPWM duty cycle.

-Tommy

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TMS320F28069M: Configuring DAC in 28069M launchXL