JPS61662U

JPS61662U - electronic calculator

Info

Publication number: JPS61662U
Application number: JP7319585U
Authority: JP
Inventors: 重昭増沢; 光博才治; 昭良谷本
Original assignee: シャープ株式会社
Priority date: 1985-05-16
Filing date: 1985-05-16
Publication date: 1986-01-06

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は本考案のプログラム計算機の一例を図示する外
観図、第２図は同計算機の表示状態を説明するための図
、第３図は同計一機の要部を示す一例のブロック線図、
第４図は同計μ機のＣＰＵ装置の一例の論理回路線図で
あり、第４Ａ乃至４−図Ｄ図を含む。第５図は第４図のＣＰＵ装置と等価な回路を図示する線
図、第６図は同計算機の表示方式を説明するためのフロ
ーチャート図、第７図はＭＣの左シフト動作を説明する
ためのフローチャート図である。１：表示部、２：表示部、３：キ一人力装置、４：中央
処理装置（ＣＰＵ）、５：キャラクタジエネレータ（Ｃ
ＲＧ）、６：表系体、７：桁選択信号、８：セグメント
信号、ＲＡＭ二ランダム●アクセス●メモリー、ＲＯＭ
：リード●オンリー●メモリー、ＡＣＣ：サキュムレ
ータ。Figure 1 is an external view showing an example of the program computer of the present invention, Figure 2 is a diagram for explaining the display state of the computer, and Figure 3 is an example of block lines showing the main parts of the computer. figure,
FIG. 4 is a logic circuit diagram of an example of the CPU device of the micro-machine, and includes FIGS. 4A to 4-D. Fig. 5 is a diagram illustrating a circuit equivalent to the CPU device in Fig. 4, Fig. 6 is a flowchart for explaining the display method of the computer, and Fig. 7 is for explaining the left shift operation of the MC. FIG. 1: Display section, 2: Display section, 3: Single power device, 4: Central processing unit (CPU), 5: Character generator (C
RG), 6: Table system, 7: Digit selection signal, 8: Segment signal, RAM two random ● Access ● Memory, ROM
: Read ● Only ● Memory, ACC : Saccumulator.

Claims

[Scope of utility model registration request]

When an electronic calculator with a program calculation function and a display that can display multiple characters enters a halt state during program execution, the character content is run to instruct the next data to be input. 1. An electronic calculator comprising means for displaying the character and means for changing the content of the running displayed character depending on the internal state of the computer.