JPH0191953U - - Google Patents
Info
- Publication number
- JPH0191953U JPH0191953U JP18642887U JP18642887U JPH0191953U JP H0191953 U JPH0191953 U JP H0191953U JP 18642887 U JP18642887 U JP 18642887U JP 18642887 U JP18642887 U JP 18642887U JP H0191953 U JPH0191953 U JP H0191953U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- interrupt
- irq signal
- irq
- control device
- 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
- 238000011156 evaluation Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Bus Control (AREA)
Description
第１図は本案に係る割込み制御装置と割込み要
求装置との信号の流れを示す図、第２図は第１図
に示した信号のタイムチヤート、第３図は第１図
に示した入力ラツチ部の一構成例を図である。
１０２……割込制御装置、１０３……ｉＲＱ信
号の入力ラツチ部。
FIG. 1 is a diagram showing the flow of signals between the interrupt control device and the interrupt request device according to the present invention, FIG. 2 is a time chart of the signals shown in FIG. 1, and FIG. 3 is a diagram showing the input latch shown in FIG. 1. FIG. 102...Interrupt control device, 103...iRQ signal input latch section.
Claims (1)
み要求信号（以下ｉＲＱ信号と略す）を評価し、
また、その評価結果に基いて中央処理装置（以下
ＣＰＵと略す）に対して割込み信号（以下ｉＮＴ
信号と略す）を出力する割込み制御装置において
、ｉＲＱ信号をラツチする装置を設けたことを特
徴とする割込み制御装置。 Evaluating an interrupt request signal (hereinafter abbreviated as iRQ signal) from one or more interrupt request devices,
Based on the evaluation results, an interrupt signal (hereinafter referred to as iNT) is sent to the central processing unit (hereinafter referred to as CPU).
1. An interrupt control device for outputting an iRQ signal (abbreviated as “iRQ signal”), characterized in that the interrupt control device is provided with a device for latching an iRQ signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18642887U JPH0191953U (en) | 1987-12-09 | 1987-12-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18642887U JPH0191953U (en) | 1987-12-09 | 1987-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0191953U true JPH0191953U (en) | 1989-06-16 |
Family
ID=31477657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18642887U Pending JPH0191953U (en) | 1987-12-09 | 1987-12-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0191953U (en) |
-
1987
- 1987-12-09 JP JP18642887U patent/JPH0191953U/ja active Pending
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