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parallel processing using ili9488 display and microcontroller

Sharan
Senior
i have created a user interface using touchgfx when i go to the second page sine wave has to be generated and parallelly display has to work is it possible to do this using controller or should i go for mpu
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hi                                                                                                                                                                                          i am working on stm32mp157d-dk1 now so now i will be generating sine wave using the mpu instead of microcontroller and can we access the adc and dac using arm cortex a7 and if possible how to do it?

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15 REPLIES 15
SofLit
ST Employee

Hello,


@Sharan wrote:
i have created a user interface using touchgfx when i go to the second page sine wave has to be generated and parallelly display has to work 

This statement is not clear. Could you please give more details about your issue, request?

To give better visibility on the answered topics, please click on "Accept as Solution" on the reply which solved your issue or answered your question.
Sharan
Senior

i have purchased the STM32MP157D-DK1 mpu and i have ili9488 display can i do parallel processing, that is display has to work and parallelly signal generation has to happen or is it possible using microcontroller 

Hello @Sharan ,

 

  1. You can indeed create a GUI design using TouchGFX
  2. You an control a display with ili9488 driver, you will have to follow this guide : board-introduction 
  3. You can generate a sine wave (either from hardware or software), then you can send it to your GUI using the MVP design : model-view-presenter-design-pattern 

 

I hope this helps! :smiling_face_with_smiling_eyes:
If this comment or another one answers your questions, I invite you to select that comment as "best answer".

 

Regards,

Gaetan Godart
Software engineer at ST (TouchGFX)

using mvp model i was able to generate sine wave but i required 10k i only got 3k

GaetanGodart
ST Employee

What do you mean by "10k" and "3k"?

You need 10 000 sine wave at the same time?

Gaetan Godart
Software engineer at ST (TouchGFX)

the frequency of sine wave is 10,000hz which means 10000 sine waves per second


@Sharan wrote:

the frequency of sine wave is 10,000hz which means 10000 sine waves per second


You mean 10000 samples of the sine wave per second.

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

i need 20 to 30 samples per sine wave and 10000 sine waves per second that is 200 to 300 k samples per second


@Sharan wrote:

 10000 sine waves per second 


Do you mean you want to generate a 10kHz sine wave?