JPH0455657U

JPH0455657U -

Info

Publication number: JPH0455657U
Application number: JP9701190U
Authority: JP
Priority date: 1990-09-14
Filing date: 1990-09-14
Publication date: 1992-05-13

Description

[Brief explanation of drawings]

第１図は外観構成を示す平面図、第２図は同側
面図、第３図は外部接続される電子手帳の外観を
示す斜視図、第４図はコネクタ部の具体的構造を
示す断面図、第５図は電子回路の構成を示すブロ
ツク図、第６図は他の実施例を示す図である。１１……腕時計ケース、１３……液晶デイスプ
レイ、１４……コネクタ部、２１……電子手帳、
２２……液晶表示部、２３……数値／四則演算キ
ー、２４……文字キー、２５，２７……ケーブル
、２６……インターフエイス、４０……ＬＳＩ、
４１……発振回路、４２……水晶発振子、４３…
…分周／タイミング信号部、４４……制御部、４
５……インバータ群、４６……ゲート群、４７…
…インバータ、４８，４９……ゲート、５０……
通信回路部、５１……ＲＯＭ、５２……ＲＡＭ、
５５……外部機器。 Fig. 1 is a plan view showing the external configuration, Fig. 2 is a side view of the same, Fig. 3 is a perspective view showing the external appearance of the electronic notebook connected externally, and Fig. 4 is a sectional view showing the specific structure of the connector section. , FIG. 5 is a block diagram showing the configuration of the electronic circuit, and FIG. 6 is a diagram showing another embodiment. 11...Watch case, 13...Liquid crystal display, 14...Connector section, 21...Electronic notebook,
22...Liquid crystal display, 23...Numeric/arithmetic operation keys, 24...Character keys, 25, 27...Cable, 26...Interface, 40...LSI,
41...Oscillation circuit, 42...Crystal oscillator, 43...
...Frequency division/timing signal section, 44...Control section, 4
5... Inverter group, 46... Gate group, 47...
...Inverter, 48, 49...Gate, 50...
Communication circuit section, 51...ROM, 52...RAM,
55...External device.

Claims

[Scope of utility model registration request]

a key matrix having a plurality of key input lines and a plurality of key output lines; and a key matrix that outputs a key input signal to the key input line of the key matrix, inputs an output signal of the key output line, and outputs a key input signal to the key input line and the key output line. An electronic device with a communication function, characterized in that it is equipped with a communication means for transmitting and receiving data with the external device, with a part of the line also serving as a communication line with the external device.