| 摘要 |
A LBP system having a Hangle, Chinese character and alphabetical character printing function, including a video controller in a LBP body including a main circuit for providing address and data, a memory access control logic unit connected to the main circuit, for accessing common external memories and first and second cartridge connectors connected respectively to the main circuit and the memory access control logic unit. An alphabetical character emulation software cartridge and an alphabetical character font cartridge are connected in parallel to the first cartridge connector. A specific cartridge is provided for including a cartridge memory control logic unit for controlling only corresponding data in the cartridge memory. The specific cartridge may be any one of a Hangle font cartridge, a Chinese character font cartridge, a Hangle/Chinese character font cartridge and a Hangle/Chinese character emulation cartridge. Therefore, in accordance with the present invention, the Hangle and Chinese character fonts and the Hangle and Chinese character printing emulation program codes can optionally be used by optionally mounting and exchanging corresponding cartridges outside the system.
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