public link unit char {}
driver.char = char;
public link void OS_init(){} = driver.OS_init;
public link void Clear(){} = driver.clear;
public link void ClearLine(bit n1){} = driver.clear_line;
public link void ShowText(bit n1,bit n2,bit n3){} = driver.show_text;
public link void show_text_f(bit n1,bit n2,bit n3){} = driver.show_text_f;
public link void show_number_ff(bit n1,bit n2,bit n3){} = driver.show_number_ff;
public link void show_number_f(bit n1,bit n2,bit n3){} = driver.show_number_f;
public link void ShowNumber(bit n1,bit n2,bit n3){} = driver.show_number;
public link void SetFormat(bit n1,bit n2){} = driver.set_format;
public link void ClearFormat(){} = driver.clear_format;
