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Posted on March 17, 2017 at 07:44Hello everyone,I am using stm32f4 discovery board. i am accessing on board digital mic with I2S protocol and decode data using PDM to PCM library from st.Now i want to use one more mic for stereo audio (one mic for l...
Posted on March 17, 2017 at 02:58I am sure this has been asked 1000 times, but I still cannot get the results I need. I am trying to generate a 12800000 clock output on TIM9 with a 50% duty cycle. I have looked at the code examples. I have the AP...
Posted on March 17, 2017 at 06:28In STM32Cube_FW_F4_V1.15.0, I find a new function: HAL_GetUID(), the brief description of this function is: Return the unique device identifier (UID based on 96 bits). I wonder, how 'unique' of this ID, unique in ST'...
Posted on March 15, 2017 at 22:47Hi,I have a STM32L0538 discovery board. I put the STM32Cube example code into it for Stop mode (no RTC) and it does not go into stop mode. It exits stop mode immediately. The only change I added was to toggle the ...
Posted on March 16, 2017 at 16:21HiWould anyone please suggest STM32F4 series Microcontroller, sample code and reference schematics based on following requirement : Interfacing with LCD with integrated controller (TFT Touch 3.5 inch)Calendar RTCUS...
Posted on March 16, 2017 at 18:29Hello all,I am using the DMA (direct memory access) unit to generate a sine wave. I flip between the frequencies often in my application. Sometimes the output signal get stuck at high frequency when I move fast from ...
Posted on November 18, 2016 at 14:11 #define IS_RCC_PLLQ_VALUE(VALUE) ((4U <= (VALUE)) && ((VALUE) <= 15U)) This line doesn't fit to the RM0390 (page 126): 0000: PLLQ = 0, wrong configuration 0001: PLLQ = 1, wrong configuration 00...
Posted on March 16, 2017 at 16:05I found a typo in the interrupt vector table of the STM32F030 & STM070 Reference Manual RM0360 Rev 3.On page 172, an additional 'Reserved' line is inserted at position 19. Also, the address given for the 'Reserved' ...
Posted on March 10, 2017 at 09:54Hello, How do I write a variable to the SRAM2 on an STM32L476 ? I am putting the uC in the Standby mode and I am preserving the SRAM2 memory, but I cannot manage to write to it. I am trying like this:&sharpdefine VAR...
Posted on March 16, 2017 at 10:00Hi.I've got external modem that enumerates 6 virtual com ports and only one of those are available for AT commands. I've looked at the examples and the libraries and I do not quite get how to choose the com port that...
