| 摘要 |
PURPOSE:To inspect all switches by only an input operation of the switches contained in one area, by arraying in the shape of a matrix a switch group provided in each classified function between input and output ports of a microcomputer. CONSTITUTION:Ten pieces of switches A1-A8, More and Less for instructing an auto-cooking function A of an electronic range by a microcomputer control, seven pieces of Time through Clock of switches for instructing a manual cooking function B, ten pieces of switches 1-0 for instructing a numeral function C, and three pieces of Recall, Clear and Start are placed so as to be related to input ports I1-I6 and output ports O1-O5, respectively, as shown in the figure. When executing a test, it can be executed in a short time without causing an excess or a shortage by checking ten pieces of the switches A1-A8, More and Less.
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