JPS59154562A - Electronic equipment with solar battery - Google Patents

Electronic equipment with solar battery

Info

Publication number
JPS59154562A
JPS59154562A JP2855183A JP2855183A JPS59154562A JP S59154562 A JPS59154562 A JP S59154562A JP 2855183 A JP2855183 A JP 2855183A JP 2855183 A JP2855183 A JP 2855183A JP S59154562 A JPS59154562 A JP S59154562A
Authority
JP
Japan
Prior art keywords
information
cpu
solar battery
solar
solar cell
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2855183A
Other languages
Japanese (ja)
Other versions
JPH0551941B2 (en
Inventor
Hiroshi Nishikawa
寛 西川
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2855183A priority Critical patent/JPS59154562A/en
Publication of JPS59154562A publication Critical patent/JPS59154562A/en
Publication of JPH0551941B2 publication Critical patent/JPH0551941B2/ja
Granted legal-status Critical Current

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  • Calculators And Similar Devices (AREA)

Abstract

PURPOSE:To transmit information securely in the form of an electric signal while simplifying the constitution of an electric equipment by utilizing solar batteries as a power source and also as a light information input device. CONSTITUTION:The solar battery SB of an electronic calculator with the solar battery is divided into two solar batteries SB1 and SB2, and a CPU is connected to a keyboard KB to input key information to the CPU. This CPU is provided with an arithmetic circuit, ROM, RAM, etc., and a display device LC and light emitting diodes LED1 and LED2 are connected to the CPU. When this CPU inputs information from the solar battery SB, light information is sent to the batteries SB1 and SB2, which convert the light information into electric signals. Those electric signals are stabilized by comparative amplifying circuits K1 and K2, and an FF put pieces of information from the batteries SB1 and SB2 and amplifying circuits K1 and K2 together into one and applies it to the CPU as the information from the solar battery SB.

Description

【発明の詳細な説明】 この発明は、例えば太陽電池付電子式卓上計算機に、太
陽電池を入力源とする情報収集機能を付加した太陽電池
付電子機器に関するものである。
DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a solar battery-equipped electronic device, which includes, for example, a solar battery-equipped electronic desktop calculator with an information gathering function using a solar battery as an input source.

一般に電子式卓」二計算機(以下単に電卓という)にお
いては、主に四則演算を含む計算機能をもたせた電卓が
ほとんどであるが、近年電卓に入出力コネクタを有し、
操作者のオペ1/−ジョンを必要とせずに電卓→電卓間
または電卓←大型コンピュータ間の情報のやりとりをコ
ネクタに接続された信号線で行うことができる情報収集
機能を有する電卓が開発され販売されている。
In general, most electronic calculators (hereinafter simply referred to as calculators) are equipped with calculation functions that mainly include four arithmetic operations, but in recent years, calculators have been equipped with input/output connectors.
A calculator with an information gathering function that allows information to be exchanged between a calculator and a calculator or between a calculator and a large computer using a signal line connected to a connector was developed and sold without the need for operator intervention. has been done.

前記情報収集機能を有する電屯は七に広範囲な地域内で
の各種情報発生装釣からの情報を操作者が収集して廻り
、中央の大型コンピュータに収集された情報を転送する
ために用いられ、その特徴としてキー操作における誤人
力を防止し、また、操作者の情報入力操作の時間を省く
利点を有している。
The power station with the information gathering function is used for operators to collect information from various information generating devices in a wide area, and to transfer the collected information to a large central computer. , which has the advantage of preventing erroneous human effort in key operations and saving the operator's time for information input operations.

しかしながら、前記情報収集機能を有する電卓において
は、電卓表面にコネクタを有しているため静電気による
誤動作や内部回路の破壊、また、信号線を使用して情報
の伝達を行うため電気的ノイズの発生による情報の変化
が起る等の問題点があった。また、電気信号の情報伝達
を外部装回と行う際、非常に複雑な電気回路を内装する
ことが必要であった。
However, calculators with the information gathering function have connectors on the surface of the calculator, which can cause malfunctions and damage to internal circuits due to static electricity, and generate electrical noise because information is transmitted using signal lines. There were problems such as changes in information due to Furthermore, when transmitting electrical signals to external circuitry, it was necessary to install a very complicated electrical circuit inside.

この発明は、上記電気信号による情報伝達の不便宜にか
んがみてなされたもので、光情報による情報伝達を太陽
電池を使用することにより安価に実現する太陽電池付電
子機器を提供することを目的とする。以下この発明の一
実施例を図面に基づいて説明する。
This invention was made in view of the inconvenience of information transmission using electric signals, and an object of the present invention is to provide an electronic device equipped with a solar cell that realizes information transmission using optical information at low cost by using a solar cell. do. An embodiment of the present invention will be described below based on the drawings.

第1図はこの発明の一実施例をなす太陽電池付電卓の外
観を示す図である。同図において、KBはキーボードで
、このキーボードK B J二には数値rQ」〜「9」
および小数点「・Jからなる数値キ一群と、ファンクシ
ョンr+」 、r−J。
FIG. 1 is a diagram showing the appearance of a calculator with a solar battery, which is an embodiment of the present invention. In the same figure, KB is a keyboard, and this keyboard KB J2 has numbers rQ'~'9'.
and the decimal point "a group of numerical keys consisting of .J and the function r+", r-J.

「=」のファンクションキ一群およびこの発明にかかわ
る特殊キ〜「F」が配設されている。LCは表示器で、
キーボードKBの操作に応じて電卓内部で処理された結
果を表示する。また、表示器LCは消費電力量を極力お
さえるため液晶表示器を使用する。LED、、LED2
は電卓内部から発生する制御信号や情報を光変換し外部
装置に信号を伝達するための光源で、発光ダイオード等
を使用する(以下発光ダイオードという)、SBは太陽
電池であり、キーボードKBの操作により情報入力状態
になると情報を入力し、かつ電卓内部にある制御回路や
記憶装置および回路等を駆動させるための電力源として
使用される。
A group of function keys ``='' and special keys ``F'' related to the present invention are provided. LC is a display,
The results processed inside the calculator are displayed according to the operation of the keyboard KB. Furthermore, a liquid crystal display is used as the display LC to minimize power consumption. LED,,LED2
is a light source that converts control signals and information generated from inside the calculator into light and transmits the signals to external devices, and uses a light emitting diode (hereinafter referred to as a light emitting diode). SB is a solar battery, and keyboard KB operations When the calculator enters the information input state, it inputs information and is used as a power source to drive the control circuit, storage device, circuits, etc. inside the calculator.

第2図は」−記太陽電池付電卓のブロック回路図である
。同図において、第1図と同じ符号は同じものを示す。
FIG. 2 is a block circuit diagram of a calculator with a solar battery. In this figure, the same reference numerals as in FIG. 1 indicate the same things.

太陽電池SBはSBI とSB2の2つに分れている。Solar cell SB is divided into two parts: SBI and SB2.

KBは前述したごとくキーボードであり、操作者により
操作されたキー情報は電卓内部の制御回路CPUに送ら
れる。制御回路CPUは内部にゲート、加算回路等を含
む論理演算回路と、演算をキー情報指令に応じて実行指
令を順序よく指令するためその指令を記憶する読出し専
用メモリ(ROM)および論理演算の結果を一時記憶す
るだめのメモリや、情報を記憶するメモリを含んでいる
As mentioned above, KB is a keyboard, and key information operated by the operator is sent to the control circuit CPU inside the calculator. The control circuit CPU has an internal logic operation circuit including gates, adder circuits, etc., a read-only memory (ROM) that stores instructions to execute operations in order according to key information instructions, and a read-only memory (ROM) that stores the results of logic operations. It includes memory for temporary storage and memory for storing information.

この制御回路CPUの指示に従い制御回路CPU内のメ
モリに記憶されている情報を表示器LCに出力したり、
発光ダイオードLED、およびL E D 2に出力す
る。また、制御回路CPUが太陽電池からの情報入力状
態になると、太陽電池SBI  、SB2に光情報が送
られるようにしておき、太陽電池SB、、SB2による
光情報を電気信号に変換し、その電気信号を比較増幅回
路に1および比較増幅回路に2で安定した信号とする。
In accordance with instructions from the control circuit CPU, information stored in the memory within the control circuit CPU is output to the display LC,
Output to light emitting diode LED and LED 2. Also, when the control circuit CPU enters the information input state from the solar cells, the optical information is sent to the solar cells SBI and SB2, and the optical information from the solar cells SB, SB2 is converted into an electrical signal, and the The signal is set to 1 to the comparison amplifier circuit and 2 to the comparison amplifier circuit to make it a stable signal.

FFはフリップフロップであり、フリップフロ、プFF
は太陽電池SB、、SB2および比較増幅回路に2かも
の情報を1つにまとめ太陽電池からの情報として前記制
御回路CPUに転送する。
FF is a flip-flop;
combines two pieces of information into one for the solar cells SB, SB2 and the comparison amplifier circuit and transfers it to the control circuit CPU as information from the solar cells.

光情報を太陽電池SB、とSB2の2人力としたのはこ
の発明の一つの特徴であり、太陽電池SB、に情報を光
で入力し、太陽電池SB2にクロック信号を光で入力す
ることにより光変換で発生する無効情報を禁止している
6 太陽電池SB、、SB2は前述のごとく情報入力装置と
して用いられるだけでなく電力源としても用いられ、そ
の出力はダイオードDを通して電源回路PSに送られる
。電源回路PSは制御回路CPU等の電力源であり、太
陽電池SB+  。
One of the features of this invention is that optical information is generated by two people, solar cells SB and SB2.By inputting information to solar cells SB with light and inputting a clock signal to solar cell SB2 with light, 6 Solar cells SB, SB2 are used not only as information input devices as described above, but also as power sources, and their output is sent to the power supply circuit PS through diode D. It will be done. The power supply circuit PS is a power source for the control circuit CPU, etc., and includes a solar battery SB+.

SB2が情報入力状態でない時はこの太陽電池SB、、
SB2に十分な光を入射させ、発生する電力を用いて電
源回路PSを駆動し制御回路CPU等に電力を送り込む
When SB2 is not in the information input state, this solar cell SB...
Sufficient light is made incident on SB2, and the generated power is used to drive the power supply circuit PS and send power to the control circuit CPU and the like.

太陽電池SBI  、SB2が情報入力状態の時は、太
陽電池SB、、SB、には光情報が入射するため、十分
な電力が太陽電池SB、、SB、には発生しない。この
ため電源回路PSに並列に接続されたコンデンサCに十
分な電荷を蓄積させておき不十分な電力を補うことを可
能とする。
When solar cells SBI and SB2 are in the information input state, optical information is incident on solar cells SB and SB, so that sufficient power is not generated in solar cells SB and SB. Therefore, it is possible to compensate for insufficient power by accumulating sufficient charge in the capacitor C connected in parallel to the power supply circuit PS.

第3図は上記この発明の一実施例をなす太陽電池付電卓
で光情報を入力する処理順序を説明するためのフローチ
ャートである。図中■〜[相]は処理順序のステップを
示す。キーボードKBの特殊キーFを押下して太陽電池
SBI  、SB2を情報入力状態にし■、発光ダイオ
ードLED、。
FIG. 3 is a flowchart for explaining the processing order for inputting optical information in the solar battery-equipped calculator which is an embodiment of the present invention. In the figure, ■ to [phase] indicate steps in the processing order. Press the special key F on the keyboard KB to put the solar cells SBI and SB2 into the information input state ■, and the light emitting diode LED.

LED2から情報入力状態になったことを外部装置に知
らせる■。太陽電池SB7に入射される光を太陽電池S
B2で電気信号に変換し比較増幅回路に2で安定させた
電気信号、すなわちクロッグ信号が論理” l ”であ
るか否かを判断し■、もしこのクロック信号が論理” 
l ”でなければ太陽電池SB、に入射される光が無効
情報であるとする。クロック信号が論理“°1゛′であ
れば、次に太陽電池SB、に入射される光を太陽電池S
BIで電気信号に変換し、比較増幅器回路に1で安定さ
せた電気信号、すなわちデータが論理II I 11で
あるか否かを判断する■。データが論理゛1°′でない
場合はフリップフロップFFをリセット■し、データが
論理゛1″である場合はフリップフロップFFをセット
する。
■ Informs the external device that it is in the information input state from LED2. The light incident on solar cell SB7 is transferred to solar cell S.
B2 converts it into an electrical signal and sends it to the comparison amplifier circuit to determine whether the electrical signal stabilized in Step 2, that is, the clock signal, is logic "l" or not. If this clock signal is logic "l"
1'', the light incident on the solar cell SB is invalid information.If the clock signal is logical ``°1'', then the light incident on the solar cell SB is assumed to be invalid information.
BI converts it into an electrical signal and sends it to a comparator amplifier circuit to determine whether the electrical signal stabilized at 1, that is, the data, is logic II I 11 or not. If the data is not logical ``1'', flip-flop FF is reset; if the data is logical ``1'', flip-flop FF is set.

次に太陽電池SB、、SB2およびその他の回路により
外部装置から制御回路CPUに入力された光情報が終了
したか否かを判断し■、終了していない場合は、情報を
一時記憶する記憶回路、すなわちバッファに入力する■
。光情報が終了した場合はバッファに記憶された情報を
定められたメモリに転送して■、処理を終了する[相]
Next, it is determined by the solar cells SB, SB2 and other circuits whether the light information input from the external device to the control circuit CPU has finished, and if it has not finished, a storage circuit temporarily stores the information. , i.e. input into the buffer ■
. When the optical information is finished, transfer the information stored in the buffer to the specified memory and end the process [phase]
.

以北説明したように、この発明に係る太陽電池付電子機
器は、太陽電池と、太陽電池に入射する光情報を電気情
報に変換する回路と、その電気情報を記憶する記憶装置
と、前記太陽電池を電力源として使用するとともに光情
報入力装置として使用ぎせる手段とからなるので、静電
気による誤動作や内部回路の破壊、さらには電気的ノイ
ズの発生による情報の変化等が極めて少なく、さらに太
陽電池と情報入力源と電力源とに共用しているので、安
価で小形の電卓を提供できる利点がある。
As explained above, the electronic device with a solar cell according to the present invention includes a solar cell, a circuit that converts light information incident on the solar cell into electrical information, a storage device that stores the electrical information, and a solar cell equipped with a solar cell. Since the battery is used as a power source and also has a means for using it as an optical information input device, malfunctions due to static electricity, damage to internal circuits, and changes in information due to electrical noise are extremely rare. Since the calculator is shared as an information input source and a power source, it has the advantage of being able to provide an inexpensive and compact calculator.

【図面の簡単な説明】[Brief explanation of the drawing]

第1図はこの発明の一実施例を示す太陽電池伺電卓の外
観図、第2図はそのブロック回路図、第3図は処理順序
を示すフローチャートである。 図中、KBはキーホード、LCは表示器、SB 、SB
+  、SB2は太陽電池、LED、。 LED2は発光ダイオード、FFはフリップフロップ、
CPUは制御回路、Dはタイオード、Cはコンデンサ、
PSは電源回路である。 第1図 第2図 第3図 TART 旧 ヤーE押下して ■ Il角板入力 先光、9゛イ才−1−LED。 しED2や゛や惰級入 ■ fJ4人 vlてツ、丘ニヒ Σ外卵軟夏1こ木口 ら処る ■ 7o、7り、]、、     N。 ■ テータ:゛1″
FIG. 1 is an external view of a solar cell calculator showing an embodiment of the present invention, FIG. 2 is a block circuit diagram thereof, and FIG. 3 is a flowchart showing the processing order. In the figure, KB is the keychain, LC is the display, SB, SB
+, SB2 is a solar cell, LED. LED2 is a light emitting diode, FF is a flip-flop,
CPU is a control circuit, D is a diode, C is a capacitor,
PS is a power supply circuit. Fig. 1 Fig. 2 Fig. 3 TART old Press YE ■ Il square plate input destination light, 9゛Y-1-LED. ED 2, 2, and ina class ■ fJ 4 people vl Tetsu, Oka Nihi Σ outside egg soft summer 1 Kokiguchi et al ■ 7o, 7ri,],, N. ■ Theta:゛1″

Claims (2)

【特許請求の範囲】[Claims] (1)太陽電池と、太陽電池に入射する光情報を電気情
報に変換する回路と、前記電気情報を記憶する記憶装置
と、前記太陽電池を電力源として使用するとともに光情
報入力装置として使用させる手段とからなることを特徴
とする太陽電池イ」電子機器。
(1) A solar cell, a circuit that converts optical information incident on the solar cell into electrical information, a storage device that stores the electrical information, and uses the solar cell as a power source and as an optical information input device. 1. An electronic device comprising a solar battery.
(2)太陽電池を光情報入力装置として使用する際、こ
の太陽電池を2か所以上の部分に分けて光情報を検出す
るようにしたことを#!f徴とする特許請求の範囲第(
1)項記載の太陽電池付電子機器。
(2) When using a solar cell as an optical information input device, the solar cell is divided into two or more parts to detect optical information. Claim No. f (
The electronic device with a solar battery described in item 1).
JP2855183A 1983-02-24 1983-02-24 Electronic equipment with solar battery Granted JPS59154562A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2855183A JPS59154562A (en) 1983-02-24 1983-02-24 Electronic equipment with solar battery

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2855183A JPS59154562A (en) 1983-02-24 1983-02-24 Electronic equipment with solar battery

Publications (2)

Publication Number Publication Date
JPS59154562A true JPS59154562A (en) 1984-09-03
JPH0551941B2 JPH0551941B2 (en) 1993-08-04

Family

ID=12251788

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2855183A Granted JPS59154562A (en) 1983-02-24 1983-02-24 Electronic equipment with solar battery

Country Status (1)

Country Link
JP (1) JPS59154562A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010128809A (en) * 2008-11-27 2010-06-10 Sony Corp Information processing apparatus, display switching method and program

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5355077A (en) * 1976-10-28 1978-05-19 Seiko Epson Corp Electronic watch
JPS5739463A (en) * 1980-08-20 1982-03-04 Seiko Epson Corp Portable small-sized information apparatus system
JPS5911478A (en) * 1982-07-10 1984-01-21 Nippon Telegr & Teleph Corp <Ntt> Contactless interface for ic card

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5355077A (en) * 1976-10-28 1978-05-19 Seiko Epson Corp Electronic watch
JPS5739463A (en) * 1980-08-20 1982-03-04 Seiko Epson Corp Portable small-sized information apparatus system
JPS5911478A (en) * 1982-07-10 1984-01-21 Nippon Telegr & Teleph Corp <Ntt> Contactless interface for ic card

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010128809A (en) * 2008-11-27 2010-06-10 Sony Corp Information processing apparatus, display switching method and program
US8339407B2 (en) 2008-11-27 2012-12-25 Sony Corporation Information processing device, display switching method and program

Also Published As

Publication number Publication date
JPH0551941B2 (en) 1993-08-04

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