Code:
/*
* ESP32 GPIO State Reader
* Reads the state of GPIO47, GPIO48, GPIO7, GPIO40, GPIO0, and GPIO5
* and prints the results to the serial monitor.
*
* Made by KinCony IoT: https://www.kincony.com
*/
#define GPIO_13 13
#define GPIO_40 40
#define GPIO_14 14
#define GPIO_48 48
#define GPIO_0 0
#define GPIO_47 47
#define GPIO_7 7
#define GPIO_21 21
void setup() {
Serial.begin(115200); // Initialize serial communication at 115200 baud rate
// Set GPIOs as input
pinMode(GPIO_13, INPUT);
pinMode(GPIO_40, INPUT);
pinMode(GPIO_14, INPUT);
pinMode(GPIO_48, INPUT);
pinMode(GPIO_0, INPUT);
pinMode(GPIO_47, INPUT);
pinMode(GPIO_7, INPUT);
pinMode(GPIO_21, INPUT);
}
void loop() {
// Read GPIO states
int state_13 = digitalRead(GPIO_13);
int state_40 = digitalRead(GPIO_40);
int state_14 = digitalRead(GPIO_14);
int state_48 = digitalRead(GPIO_48);
int state_0 = digitalRead(GPIO_0);
int state_47 = digitalRead(GPIO_47);
int state_7 = digitalRead(GPIO_7);
int state_21 = digitalRead(GPIO_21);
// Print GPIO states to the serial monitor
Serial.printf("GPIO13: %d, GPIO40: %d, GPIO14: %d, GPIO48: %d, GPIO0: %d, GPIO47: %d, GPIO7: %d, GPIO21: %d\n",
state_13, state_40, state_14, state_48, state_0, state_47, state_7, state_21);
delay(1000); // Read GPIO states every second
}
