JPH0366414U - - Google Patents
Info
- Publication number
- JPH0366414U JPH0366414U JP12698789U JP12698789U JPH0366414U JP H0366414 U JPH0366414 U JP H0366414U JP 12698789 U JP12698789 U JP 12698789U JP 12698789 U JP12698789 U JP 12698789U JP H0366414 U JPH0366414 U JP H0366414U
- Authority
- JP
- Japan
- Prior art keywords
- selection signal
- operation clock
- circuit unit
- circuit
- section
- 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
- 238000010586 diagram Methods 0.000 description 5
- 240000000220 Panda oleosa Species 0.000 description 2
- 235000016496 Panda oleosa Nutrition 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Description
第１図は、本考案の一実施例の回路構成を示す
図、第２図は、第１図中のＲＡＭの一部の構成を
示す図、第３図は本実施例の外観を示す図、第４
図は、本実施例の変換処理動作を示すフローチヤ
ート、第５図はチツプイネーブル信号とクロツク
信号Ｃの変化の関係を示す図、第６図は、キー操
作に伴なう液晶表示パネルの表示変遷を示す図で
ある。
１……制御部、２……ＲＯＭ、３……漢字ＲＯ
Ｍ、４，５……発振回路、６……起動回路、７…
…クロツク切替制御回路、８……キー入力部、９
……ＲＡＭ、１０……デコーダ・ドライバ、１１
……表示部、１５……液晶表示パネル、１６……
かな入力キー、１７……かな入力キー部、ＣＥ…
…チツプイネーブル信号、Ｃ……クロツク信号、
ＤＲ……表示レジスタ、ＴＲ……現在時刻レジス
タ、Ｍ……モードレジスタ、ＤＢ……データバン
ク部、ＳＭ……モードキー、ＳＥＸ……変換キー
。
FIG. 1 is a diagram showing the circuit configuration of an embodiment of the present invention, FIG. 2 is a diagram showing the configuration of a part of the RAM in FIG. 1, and FIG. 3 is a diagram showing the external appearance of this embodiment. , 4th
Figure 5 is a flowchart showing the conversion processing operation of this embodiment, Figure 5 is a diagram showing the relationship between changes in the chip enable signal and clock signal C, and Figure 6 is the display on the liquid crystal display panel in response to key operations. It is a diagram showing the transition. 1...Control unit, 2...ROM, 3...Kanji RO
M, 4, 5...Oscillation circuit, 6...Start circuit, 7...
...Clock switching control circuit, 8...Key input section, 9
...RAM, 10 ... Decoder driver, 11
... Display section, 15 ... Liquid crystal display panel, 16 ...
Kana input key, 17...Kana input key section, CE...
...chip enable signal, C...clock signal,
DR...Display register, TR...Current time register, M...Mode register, DB...Data bank section, SM...Mode key, SEX...Conversion key.
Claims (1)
回路部と、 異なつた動作クロツクを発生する動作クロツク
発生回路部と、 システム全体を制御する制御回路部と、 この制御回路部から上記複数の記憶回路部のい
ずれかに選択信号が送られたときには、該選択信
号に基づき、上記動作クロツク発生回路部が発生
する動作クロツクを、該選択信号が送られる記憶
回路部の動作クロツクに切替える切替回路とを備
えることを特徴とする電子機器。[Claims for Utility Model Registration] A plurality of memory circuit units used with different operating clocks, an operating clock generation circuit unit that generates different operating clocks, a control circuit unit that controls the entire system, and this control circuit unit. When a selection signal is sent to one of the plurality of storage circuit sections from the selection signal, the operation clock generated by the operation clock generation circuit section is changed from the operation clock of the storage circuit section to which the selection signal is sent based on the selection signal. An electronic device characterized by comprising a switching circuit that switches to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12698789U JPH0366414U (en) | 1989-10-30 | 1989-10-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12698789U JPH0366414U (en) | 1989-10-30 | 1989-10-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0366414U true JPH0366414U (en) | 1991-06-27 |
Family
ID=31674772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12698789U Pending JPH0366414U (en) | 1989-10-30 | 1989-10-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0366414U (en) |
-
1989
- 1989-10-30 JP JP12698789U patent/JPH0366414U/ja active Pending
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