JPH01155550U - - Google Patents
Info
- Publication number
- JPH01155550U JPH01155550U JP5050888U JP5050888U JPH01155550U JP H01155550 U JPH01155550 U JP H01155550U JP 5050888 U JP5050888 U JP 5050888U JP 5050888 U JP5050888 U JP 5050888U JP H01155550 U JPH01155550 U JP H01155550U
- Authority
- JP
- Japan
- Prior art keywords
- serial
- parallel
- signal line
- data
- shift clock
- 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
- 238000006243 chemical reaction Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Description
第１図はこの考案の実施例を示すブロツク図、
第２図は従来のバス拡張装置を示すブロツク図で
ある。
Figure 1 is a block diagram showing an embodiment of this invention.
FIG. 2 is a block diagram showing a conventional bus expansion device.
Claims (1)
発生するストローブ発生器と、 そのストローブによつてシフトクロツクを発生
するシフトクロツク発生器と、 そのシフトクロツクによつてＣＰＵのバスデー
タをパラレルシリアル変換する並列直列変換器と
、 その並列直列変換器よりのシリアルデータを伝
送するデータ信号線と、 上記シフトクロツクを伝送するクロツク信号線
と、 外部ユニツトに設けられ、上記データ信号線か
らのシリアルデータを上記クロツク信号線からの
シフトクロツクによりシリアルパラレル変換する
直列並列変換器と、 その直列並列変換器の出力側に接続された外部
バスとを具備するバス拡張装置。[Claims for Utility Model Registration] A strobe generator that generates a strobe for each command to an external unit, a shift clock generator that generates a shift clock using the strobe, and parallel-to-serial conversion of CPU bus data using the shift clock. a parallel-to-serial converter, a data signal line to transmit serial data from the parallel-to-serial converter, a clock signal line to transmit the shift clock, and a clock signal line to transmit the serial data from the data signal line to the external unit. A bus expansion device comprising a serial-to-parallel converter that performs serial-to-parallel conversion using a shift clock from a clock signal line, and an external bus connected to the output side of the serial-to-parallel converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5050888U JPH01155550U (en) | 1988-04-15 | 1988-04-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5050888U JPH01155550U (en) | 1988-04-15 | 1988-04-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01155550U true JPH01155550U (en) | 1989-10-25 |
Family
ID=31276554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5050888U Pending JPH01155550U (en) | 1988-04-15 | 1988-04-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01155550U (en) |
-
1988
- 1988-04-15 JP JP5050888U patent/JPH01155550U/ja active Pending