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ggowd.1
Associate III
April 30, 2024
Solved

How to configure 2 ADC same Channels in both adc

Hi Team,

Can I use 2 ADCs of same channel configured in same ADC PIN PA3 pin where ADC-1 is at 1KHz trigger timer in timer1 and ADC-2 at 2KHz trigger timer in timer3.

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mƎALLEm
mƎALLEmBest answer
ST Technical Moderator
April 30, 2024

Hello,

It's feasible but becarefull if the two ADC's sample the same channel at the same time. You will face some conversion disturbance due to the internal capacity of each ADC that will be set in parallel at that time. So it's recommended to use dual interleaved mode.

To give better visibility on the answered topics, please click "Best answer" on the reply which solved your issue or answered your question.

2 replies

AScha.3
Super User
April 30, 2024

Hi,

basically : yes. 

Just try to set in Cube, what you want - if possible , you see ...

AScha3_0-1714479777300.png

 

If you feel a post has answered your question, please click on " Best Answer ".
mƎALLEm
mƎALLEmBest answer
ST Technical Moderator
April 30, 2024

Hello,

It's feasible but becarefull if the two ADC's sample the same channel at the same time. You will face some conversion disturbance due to the internal capacity of each ADC that will be set in parallel at that time. So it's recommended to use dual interleaved mode.

To give better visibility on the answered topics, please click "Best answer" on the reply which solved your issue or answered your question.