Softwareserial.h Arduino Library Download Here
#include <SoftwareSerial.h> SoftwareSerial gps(4, 3); // RX, TX for GPS SoftwareSerial ble(6, 5); // RX, TX for Bluetooth
All digital pins support software serial, but using pins from different port groups can improve performance. softwareserial.h arduino library download
#include <SoftwareSerial.h> SoftwareSerial mySerial(10, 11); // RX, TX #include <SoftwareSerial