I am using the above library to display simple text msg on the OLED display. It works. However the controller slows down - while(1) loop works as if delay(5000) is implemented. At first the internal HSI clock running at 8Mhz was being used. Thinking ...

GreetingsI am using STM32F030C8T6TR for ADC on two channels IN1 & IN3. It works. However I wanted to add DMA. When trying to add DMA , It shows on two channels channel 1 and channel 2 , Though the datasheet mentions DMA is available for 5 channels. I...