发明名称 Apparatus and method of rewriting firmware
摘要 A main controller sends a "rewrite mode" command to an engine controller. Receiving the command, the engine controller 12 sends a "roger" status. This switches the mode from a print mode to a rewrite mode. In the rewrite mode, the engine controller 12 serves as a master and the main controller 11 serves as a slave, a communication which is necessary for rewriting of firmware takes place between the two, and the firmware is rewritten.
申请公布号 US7587463(B2) 申请公布日期 2009.09.08
申请号 US20030464824 申请日期 2003.06.18
申请人 SEIKO EPSON CORPORATION 发明人 SUGITA TAKATOSHI
分类号 G06F15/16;G06F9/445;H04N1/407 主分类号 G06F15/16
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