Hello everyone, I am using 3 STM32WL55JC1. One for base station and the other two's for sensor node. Everything was fine but then I started UART communication between base station and ESP32. I started coding ESP32 so I unplug the usb cables of stm32w...

Hello everyone, I ve been trying to implement DMA ADC to ping-pong example for 5-6 days. I made HAL_ADC_PollForConversion made without problem. When I try to implement dma + adc, it return 0. I reviewed lorawan adc.c example for polling (there is no ...

Hello everyone, I am trying to do tone calculator. I am using DSP , ADC ,DMA and timer for sampling rate. I am using tone genarator and for example if tone is 500 hz and my fftoutbuffer[16] is going high value (noramlly 130 but when tone generate is ...

I am using stm32wl55jc1. I want to use accelerometer at 50khz and microphone at 2khz (2048). I am trying to make fft. With pooling adc method, I can do that easily. with 500 micro second delay. for(int i=0;i<128;i++) { microSecond=micros(); HAL_ADC_P...