In a project I'm working on I am using esp_err_t esp_console_init(const esp_console_config_t* config) and esp_err_t esp_console_deinit() In the scenario when I'm using them in the order init -> deinit -> init I get the error ESP_ERR_INVALID_STATE. Debugging shows that this is because s_tmp_line_buf ...

micros() returns the number of microseconds elapsed since startup, so it probably just reads a timer value configured by Arduino.h.

this is the setup for the timer:

hw_timer_t * timer = NULL;

void setup(){
timer = timerBegin(0, 80, true);
timerAttachInterrupt(timer, &onTimer, true ...

If I uncomment "bigBuf", all parts of the code works as intended. When i comment "bigBuf" I get "Guru Meditation Error of type IllegalInstruction occurred on core 1" and I have no idea why. Any help would be appreciated.


unsigned long bigBuf[numSamplesToTake];

void IRAM_ATTR onTimer(){
if ...