STM32 MCUs Products

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Resolved! While using STM32L476 ADC to monitor a signal, the data showed a severe distortion. Has anyone comed up with such a problem?

I made a board with STM32L476RG chip to pick up a little signal with ADC module, but ended up with a severe distortion. Then I tested the board with sine signal of 20mVpp, 300mVbias. The signal is generated by a signal generator. The result can be s...

0693W000002lTkFQAU.png 0693W000002lTlXQAU.png 0693W000002lTlwQAE.png 0693W000002lTmBQAU.png
SLei.1 by Associate II
  • 1541 Views
  • 6 replies
  • 1 kudos

stm3240g-eval eeprom(M24C64) issue.

HelloI test external eeprom (M24C64) on the STM3240G-EVAL. But it doesn't work well. HAL_I2C_Mem_WriteBytes() and HAL_I2C_Mem_ReadBytes() return the HAL_OK.But when I check the data[] buffer, the value is all "255".This mean that memory is empty? The...

dKim.1 by Associate II
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  • 0 replies
  • 0 kudos

Resolved! why it does not enter the if statement?

I have a code made to check an if statement and then perform something. here is the if statementfor(int j=0;j<10;j++) { if(removed_Num==USERS[j]) { //do something} }USERS[j] is a 13 element array and removed_Num is also a 13 element array. I'v...

Ala by Senior
  • 2152 Views
  • 4 replies
  • 0 kudos