Hello all,
I am trying to validate the Serial communication of my pcb. To do so, I am using the second uart chanel for this communication, going to Max 3233 supplied with 3.3V. After the max ic a db9 connector is used on the pcb.
Using a cable rs232 to usb I am connecting my pcb to the PC.
I have ...

Hello all,
I am trying to read some pulses of GPIO34 which is input pin for may application and when I use serial print, I am getting some errors like the name of this topic.

[Codebox]int FC_PIN = 34; // Pin for frequency measurement

void Get_Cycle_Length(void* arrow) {
for (;;) {
volatile ...