STM32 MCUs Products

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

How to Enable Analog Audio in STM32F769I Discovery Board ?

I have a Demo application based on the Audio Playback and record example program . This example defaults to using the onboard digital mics.  I need to use the analog mic/CN6 Line in (blue) jack .  I made changes to use the INPUT_DEVICE_ANALOG_MIC. T...

PR.6 by Associate II
  • 416 Views
  • 0 replies
  • 0 kudos

How to store the data at specific memory location in STM32

how to store the data in specific memory location by using Linker script i found this one in tool how to use this one can any one tell me.ENTRY(Reset_Handler)/* Highest address of the user mode stack */_estack = 0x20009000; /* end of "RAM" Ram type m...

MVENN.1 by Associate II
  • 3939 Views
  • 6 replies
  • 0 kudos

Resolved! Is it possible two use a single crystal oscillator to clock two differnt stm MCUs on the same board?

Hello All,I was wondering if it is possible to clock another STM32 MCU (STMF031) using the single existing crystal oscillator that is currently clocking the main MCU (STM32F334). It could really save me space, power, cost and another clocking source ...

ma.alam9 by Associate III
  • 1906 Views
  • 4 replies
  • 0 kudos

Resolved! Using STM32 FLASH memory

I am learning on using the STM32L431CC FLASH memory to store data after the microcontroller loses power. From compiling through Keil, I get:Program Size: Code=34316 RO-data=1228 RW-data=364 ZI-data=1908From the above, Is it correct that only 35Kbytes...

RrW1 by Associate III
  • 2775 Views
  • 9 replies
  • 1 kudos

Write to STM32 internal flash fails

On my stm32g0 mcu there is no eeprom. So, I am using internal flash to save one byte user data to retain it between power cycles.I am doing it the following way,Add Data section in memory in the linker scriptMEMORY { ......  DATA (xrw) : ORIGIN =...

AR_26 by Associate II
  • 2989 Views
  • 9 replies
  • 0 kudos

STM32L412: No decoupling caps for VDDA if not used?

Hi there,I'm designing an application with an STM32L412K8 and I don't use ADC, OPAMP or COMP. The datasheet (DS12469) says:VDDA shall be 0 to 3.6 V if ADC, OPAMP, COMP is not used (general operating conditions table 21).When the functions supplied by...

AN..1 by Associate II
  • 824 Views
  • 2 replies
  • 0 kudos

Resolved! How to calculate frequency of input signal?

Hi,We are using STM32F746ZET6.we have to calculate input frequency on 5 pins from 40khz to 0.01hz.currently we are using 50 micro seconds timer and at every timer interrupt we are processing frequency calculation based on the polling of the pin stat...

RRajb.1 by Associate II
  • 2892 Views
  • 5 replies
  • 0 kudos