一、Connected graph
This interface is like that
AX1 used for IrDA remote controller
AX2 used for Humidity sensor
So we will use the AX3(PIN7) for 18B20.
And 18B20.’GND to controller’GND
VDD to controlller’+5V;
二、Upgrade the BIOS and writer the
Setting the communication
Upgrade Bios :password 26888
After upgrade Bios ,write the
“Reset “ the controller . and waiting a minute
Click “check version” the Bios will be 4.13