JPS647333U - - Google Patents
Info
- Publication number
- JPS647333U JPS647333U JP10025887U JP10025887U JPS647333U JP S647333 U JPS647333 U JP S647333U JP 10025887 U JP10025887 U JP 10025887U JP 10025887 U JP10025887 U JP 10025887U JP S647333 U JPS647333 U JP S647333U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- clock control
- flop
- flip
- keyboard controller
- 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 2
Description
第１図は本考案の一実施例の構成を示すブロツ
ク図、第２図は従来のクロツク制御装置の構成の
一例を示すブロツク図である。
１……キーボードコントローラ、３，７……フ
リツプフロツプ、５……クロツク制御部。
FIG. 1 is a block diagram showing the configuration of an embodiment of the present invention, and FIG. 2 is a block diagram showing an example of the configuration of a conventional clock control device. 1...Keyboard controller, 3, 7...Flip-flop, 5...Clock control section.
Claims (1)
ントローラの出力信号を一時的に保持しこのキー
ボードコントローラからの所定の信号により前記
保持した信号を出力する第１のフリツプフロツプ
と、この第１のフリツプフロツプの出力信号を保
持しこの第１のフリツプフロツプからの所定の信
号により少なくとも２つのクロツク制御信号を出
力する第２のフリツプフロツプと、前記クロツク
制御信号によつて中央処理装置のクロツク信号を
切換えるクロツク制御部とを具備してなることを
特徴とするクロツク制御装置。 a keyboard controller, a first flip-flop that temporarily holds an output signal of the keyboard controller and outputs the held signal in response to a predetermined signal from the keyboard controller; A second flip-flop that outputs at least two clock control signals in response to a predetermined signal from the first flip-flop, and a clock control section that switches the clock signal of the central processing unit in accordance with the clock control signal. A clock control device featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10025887U JPS647333U (en) | 1987-06-30 | 1987-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10025887U JPS647333U (en) | 1987-06-30 | 1987-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS647333U true JPS647333U (en) | 1989-01-17 |
Family
ID=31328178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10025887U Pending JPS647333U (en) | 1987-06-30 | 1987-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS647333U (en) |
-
1987
- 1987-06-30 JP JP10025887U patent/JPS647333U/ja active Pending