void sop4618_S::init(uint8_t rxPin, uint8_t txPin, uint8_t rows=4, uint8_t cols=20) { m_rxPin = rxPin; m_txPin = txPin; m_Rows = rows; // Default = 4 m_Cols = cols; // Default = 20 begin(9600, 50, '*'); setScreenSize(m_Rows, m_Cols); clearLCD(); cursorShow(false); }