Instructions

IDUINO for maker’s life
80 www.openplatform.cc
Serial.print (dat [1], DEC); // display the humidity decimal places;
Serial.println ('%');
Serial.print ("Current temperature =");
Serial.print (dat [2], DEC); // display the temperature of integer bits;
Serial.print ('.');
Serial.print (dat [3], DEC); // display the temperature of decimal places;
Serial.println ('C');
delay (700);
}
******Code End******
Module 30：Hall Effect Sensor (SE022)
1 Introduction
This module is analog hall sensor module, it can output an analog voltage at the signal pin
of this module. This module is different from hall magnetic sensor(Module 31), which just
output digital signal, like a magnetic switch.
Specification
 Operation voltage: 5V
 3Pin
 Size:28*15mm
 Weight: 2g
2 Pinout
Pin
Description