| 摘要 |
PURPOSE:To obtain an electronic watch having multiple functions, by incorporating also an input/output device into a memory package that can be freely attached and detached to and from the watch. CONSTITUTION:A memory package is incorporated attachably/detachably via a connector 26 to an electronic watch containing a CPU21, a reference signal source 22, an external control member 23, a display device 24, a memory 25 of the watch main body, etc. This memory package is incorporated also with an I/028 in addition to an ROM27. Thus the I/028 can perform the function that can not be covered by the program of the ROM27. As a result, the watch can have more functions. |
