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5.3 Other Introductions
1. CAN
CAN bus protocol is used to connect remote meter or controller.
2. RS-232
RS-232 port can be connected to PC with a cross-over serial cable, use to update
controller software. Download the latest controller firmware from our home page and
update it.
3. Update
Download program file from :http://www.epsolarpv.com/download/
Turn off controller at first and update as follows:
Step1. Connect the controller to PC serial port using cross-over serial cable.
Step2. Run the software CLM3SProgrammer.exe that downloaded from
http://www.epsolarpv.com/en/index.php/Technical/download.