| 摘要 |
if a wheel type is determined through a switching unit, determining a position of a data memory unit in accordance with a direction of an upward and downward print direction flag; discriminating a carriage return state and if corresponds to the carriage return state, executing upward and downward line feed by the operation of a platten driver; adjusting a memory pointer in accordance with a direction of a left and right print direction flag; if does not correspond to the carriage return state, discriminating the type of the wheel through a data comparing unit; adjusting the memory pointer in accordance with the state of the left and right print direction flag; and executing a printing operation through a carriage driver and a hammer driver.
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