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How much is Sonix MCU I/O port drive current?

I/O port drive current can be divided into source current and sink current, source current is the drive capability when I/O port is set output high mode. The bigger the current, the stronger driving capability it has. 
For a general IO port, the maximum output source current is 12mA, the maximum sink current is 15mA. 
In addition, taking the application of individual systems into account, sonix increases I/O port drive current, such as SN8P2614 (P2 port each pin can output maximum sink current to 200mA) and SN8PC20 (IRout output pins) and so on.