JPS62138202U - - Google Patents
Info
- Publication number
- JPS62138202U JPS62138202U JP2595786U JP2595786U JPS62138202U JP S62138202 U JPS62138202 U JP S62138202U JP 2595786 U JP2595786 U JP 2595786U JP 2595786 U JP2595786 U JP 2595786U JP S62138202 U JPS62138202 U JP S62138202U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- majority
- signal
- output signal
- synchronization
- 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
- 230000001360 synchronised effect Effects 0.000 description 4
Landscapes
- Supply And Distribution Of Alternating Current (AREA)
- Safety Devices In Control Systems (AREA)
Description
第１図はこの考案による多数決同期制御回路の
一実施例、第２図は従来の多数決同期制御回路の
例、第３図はこの考案による多数決同期制御回路
の動作タイミングチヤート、第４図は従来の多数
決同期制御回路の動作タイミングチヤートである
。
図において１ａは外部回路ａ、１ｂは外部回路
ｂ、１ｃは外部回路ｃ、２は多数決回路、３はＯ
Ｒ回路、４は計数回路、５は選択回路、１１ａは
外部回路１ａより出力される同期信号ａ、１１ｂ
は外部回路ｂ，１ｂより出力される同期信号ｂ、
１１ｃは外部回路ｃより出力される同期信号ｃ、
１２は多数決回路２の出力信号、１３はＯＲ回路
３の出力信号、１４ａ及び１４ｂは選択回路５へ
与えられる選択制御信号、１５は選択回路５より
出力される同期制御信号である。
Fig. 1 is an example of the majority synchronous control circuit according to this invention, Fig. 2 is an example of a conventional majority synchronous control circuit, Fig. 3 is an operation timing chart of the majority synchronous control circuit according to this invention, and Fig. 4 is a conventional one. 2 is an operation timing chart of the majority synchronous control circuit. In the figure, 1a is external circuit a, 1b is external circuit b, 1c is external circuit c, 2 is majority circuit, 3 is O
R circuit, 4 is a counting circuit, 5 is a selection circuit, 11a is a synchronization signal a output from the external circuit 1a, 11b
is the synchronization signal b output from the external circuit b, 1b,
11c is a synchronization signal c output from an external circuit c;
12 is an output signal of the majority circuit 2, 13 is an output signal of the OR circuit 3, 14a and 14b are selection control signals applied to the selection circuit 5, and 15 is a synchronization control signal output from the selection circuit 5.
Claims (1)
路よりそれぞれ出力される同期信号が入力される
多数決回路、及び上記同期信号が入力されるＯＲ
回路、上記多数決回路の出力信号をリセツト信号
、上記ＯＲ回路の出力信号をクロツク信号とする
計数回路、上記計数回路の出力信号を制御信号と
して上記多数決回路の出力信号又は上記ＯＲ回路
の出力信号のいずれか一方を選択し、上記外部回
路に対し同期制御信号を出力する選択回路を備え
たことを特徴とする多数決同期制御回路。 A majority circuit to which synchronization signals output from three or more external circuits for the purpose of parallel synchronization operation are input, and an OR to which the above synchronization signals are input.
a counting circuit that uses the output signal of the majority circuit as a reset signal, the output signal of the OR circuit as a clock signal, and the output signal of the majority circuit or the output signal of the OR circuit as a control signal; A majority synchronization control circuit comprising a selection circuit that selects one of them and outputs a synchronization control signal to the external circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2595786U JPS62138202U (en) | 1986-02-25 | 1986-02-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2595786U JPS62138202U (en) | 1986-02-25 | 1986-02-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62138202U true JPS62138202U (en) | 1987-08-31 |
Family
ID=30826590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2595786U Pending JPS62138202U (en) | 1986-02-25 | 1986-02-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62138202U (en) |
-
1986
- 1986-02-25 JP JP2595786U patent/JPS62138202U/ja active Pending
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