JPS6228257U - - Google Patents
Info
- Publication number
- JPS6228257U JPS6228257U JP11910485U JP11910485U JPS6228257U JP S6228257 U JPS6228257 U JP S6228257U JP 11910485 U JP11910485 U JP 11910485U JP 11910485 U JP11910485 U JP 11910485U JP S6228257 U JPS6228257 U JP S6228257U
- Authority
- JP
- Japan
- Prior art keywords
- numbers
- arithmetic unit
- carrier head
- performs operations
- circuit
- 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図は本考案の演算器の一実施例を示すキヤ
リルツクアヘツド付き加算器の回路図、第２図は
通常の４ビツトキヤリルツクアヘツド回路例を示
す回路図、第３図はビツト長の異なる２数を加算
する状態を模式化して示す図である。
１……桁上げ生成・伝播ユニツト、２……４ビ
ツト長キヤリルツクアヘツド回路、３……論理和
ユニツト、４……アンドゲート。
FIG. 1 is a circuit diagram of an adder with a carrier head that shows one embodiment of the arithmetic unit of the present invention, FIG. FIG. 2 is a diagram schematically showing a state in which two numbers with different lengths are added. 1... Carry generation/propagation unit, 2... 4-bit long carrier check head circuit, 3... OR unit, 4... AND gate.
Claims (1)
演算器において、ビツト間演算を行なう部分には
第１のキヤリルツクアヘツド回路を備え、前記２
数のビツト差分のカウンタ回路には第２のキヤリ
ルツクアヘツド回路を備えることを特徴とする演
算器。 In an arithmetic unit that performs operations between two numbers having different bit lengths, a portion that performs operations between bits is provided with a first carrier head circuit;
An arithmetic unit characterized in that a counter circuit for bit differences between numbers is provided with a second carrier head circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11910485U JPS6228257U (en) | 1985-08-01 | 1985-08-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11910485U JPS6228257U (en) | 1985-08-01 | 1985-08-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6228257U true JPS6228257U (en) | 1987-02-20 |
Family
ID=31006169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11910485U Pending JPS6228257U (en) | 1985-08-01 | 1985-08-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6228257U (en) |
-
1985
- 1985-08-01 JP JP11910485U patent/JPS6228257U/ja active Pending
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