The model you selected doesn't seem to apply to your country. Maybe SIM7600NA will be better .
Here is the product link of T-PCIE for reference :
Hello , here is the driver link for reference :
@caz that's great , if you have any other questions in use, please feel free to contact us.
You can use this program directly. It will generate a web page and then display the data of DS18B20.
@vince925 Excuse me, What are the SDA pin and SCL pin of the I2C protocol you use? Whether the hardware connection and I2C scan pins are consistent
@papbo You are using the MAC operating system. But dev/cu.usbmodem cannot burn programs. So please enable a setting to use the serial port burning function normally.
Then a new serial port /dev/tty.wchusbserialXXXX will be generated, you can select it and burn the program