Here is a list of all documented class members with links to the class documentation for each member:

• begin() : MCP23S17
• digitalRead() : MCP23S17
• digitalWrite() : MCP23S17
• disableInterrupt() : MCP23S17
• enableInterrupt() : MCP23S17
• getInterruptPins() : MCP23S17
• getInterruptValue() : MCP23S17
• MCP23S17() : MCP23S17
• pinMode() : MCP23S17
• readPort() : MCP23S17
• setInterruptLevel() : MCP23S17
• setInterruptOD() : MCP23S17
• setMirror() : MCP23S17
• writePort() : MCP23S17