JPH0478594U - - Google Patents
Info
- Publication number
- JPH0478594U JPH0478594U JP12086790U JP12086790U JPH0478594U JP H0478594 U JPH0478594 U JP H0478594U JP 12086790 U JP12086790 U JP 12086790U JP 12086790 U JP12086790 U JP 12086790U JP H0478594 U JPH0478594 U JP H0478594U
- Authority
- JP
- Japan
- Prior art keywords
- pointer
- output
- battery voltage
- drive pulse
- drives
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 5
- 230000010355 oscillation Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Electromechanical Clocks (AREA)
Description
第１図は本考案の電子時計の内部ブロツク図で
あり、２モータの場合を示している。
１……発振回路、２……分周回路、３……電源
、４……電池電圧検出回路、５……秒針駆動パル
ス発生回路、６……秒針用モータ駆動回路、７…
…秒モータ、８……輪列、９……秒針、１０……
秒針位置対応計数回路、１１……分時針駆動パル
ス発生回路、１２……分時針位置対応計数回路、
１３……分時針用モータ駆動回路、１４……分モ
ータ、１５……輪列、１６……分時針、１７，１
８，１９，２０……スイツチ。
FIG. 1 is an internal block diagram of the electronic timepiece of the present invention, showing the case of two motors. DESCRIPTION OF SYMBOLS 1... Oscillation circuit, 2... Frequency division circuit, 3... Power source, 4... Battery voltage detection circuit, 5... Second hand drive pulse generation circuit, 6... Second hand motor drive circuit, 7...
...seconds motor, 8...wheel train, 9...second hand, 10...
Counting circuit corresponding to second hand position, 11... Minute and hour hand drive pulse generation circuit, 12... Counting circuit corresponding to minute and hour hand position,
13... Motor drive circuit for minute and hour hands, 14... Minute motor, 15... Wheel train, 16... Minute and hour hands, 17,1
8, 19, 20...Switch.
Claims (1)
回路と、前記発振回路の出力する信号を元に合成
された駆動パルスによつて駆動される複数のステ
ツプモータと、各ステツプモータの動きを伝える
輪列及び指針を有する電子時計において、 (イ) 前記電源の電圧を２つ以上の電圧値点で
検出する電池電圧検出手段と、 (ロ) 前記電池電圧検出手段の出力と外部操作
スイツチの操作信号と各指針に対応した指針位置
対応計数手段の出力する指針の位置信号とが接続
され各指針を駆動する指針に対応した駆動パルス
発生手段と、 (ハ) 前記駆動パルス発生手段の出力と前記外
部操作スイツチと異なる働きをする外部操作スイ
ツチの操作信号が入力され各指針が一回転に要す
るステツプ数と同じ値の計数値を持つ複数の指針
位置計数手段と、 (ニ) 前記駆動パルスの出力が接続され各指針
を駆動するステツプモータを駆動する各指針に対
応した複数のモータ駆動回路と を備え、前記各駆動パルス発生手段は、前記電池
電圧検出手段の出力する電圧情報と前記各指針位
置対応計数手段の出力する指針の位置情報に従つ
て駆動パルスの出力を停止することを特徴とする
電子時計。 (2) 前記電池電圧検出の数がステツプモータの
数と同じである請求項１記載の電子時計。[Claims for Utility Model Registration] (1) An oscillation circuit that generates a reference signal for power supply and timekeeping, and a plurality of steps driven by drive pulses synthesized based on the signals output from the oscillation circuit. In an electronic timepiece having a motor, a wheel train that conveys the movement of each step motor, and a pointer, (a) battery voltage detection means for detecting the voltage of the power source at two or more voltage value points; (b) the battery voltage drive pulse generating means corresponding to the pointers, which connects the output of the detection means, the operation signal of the external operation switch, and the pointer position signal output from the pointer position corresponding counting means corresponding to each pointer, and drives each pointer; ) A plurality of pointer position counting means into which the output of the drive pulse generation means and the operation signal of an external operation switch having a different function from the external operation switch are input, and each pointer has a count value equal to the number of steps required for one revolution of each pointer. and (d) a plurality of motor drive circuits corresponding to each pointer to which the output of the drive pulse is connected and which drives a step motor that drives each pointer, and each of the drive pulse generation means is connected to the battery voltage detection means. An electronic timepiece, characterized in that output of drive pulses is stopped in accordance with voltage information outputted by the pointer and pointer position information outputted by each pointer position corresponding counting means. (2) The electronic timepiece according to claim 1, wherein the number of battery voltage detections is the same as the number of step motors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12086790U JPH0478594U (en) | 1990-11-19 | 1990-11-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12086790U JPH0478594U (en) | 1990-11-19 | 1990-11-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0478594U true JPH0478594U (en) | 1992-07-08 |
Family
ID=31868751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12086790U Pending JPH0478594U (en) | 1990-11-19 | 1990-11-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0478594U (en) |
-
1990
- 1990-11-19 JP JP12086790U patent/JPH0478594U/ja active Pending
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