JPS55110332A - Data collector - Google Patents
Data collectorInfo
- Publication number
- JPS55110332A JPS55110332A JP1813479A JP1813479A JPS55110332A JP S55110332 A JPS55110332 A JP S55110332A JP 1813479 A JP1813479 A JP 1813479A JP 1813479 A JP1813479 A JP 1813479A JP S55110332 A JPS55110332 A JP S55110332A
- Authority
- JP
- Japan
- Prior art keywords
- data
- hcpu
- flp
- detection
- interruption
- 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
Landscapes
- Investigating Or Analysing Biological Materials (AREA)
Abstract
PURPOSE: To make it possible to prevent absence of data when a center unit circuit is disconnected by providing an auxiliary memory medium between the center unit and sensor and then by buffering data there temporarily.
CONSTITUTION: At the point in time when data to be sent out to a center HCPU side are set up on floppy FLP, data collection terminal DC transfer a data transmission request signal to HCPU. Here, HCPU never accepts an interruption while a process higher in priority thaan DC is under way and accepts it at the point in time of the process end to send back an interruption acceptance signal showing a permit to send. Then, DC is put into a pending state until the above-mentioned signal is received and during this period, data from sensor controller SC are stored in FLP. Once an interruption acceptance signal is received by DC, DC reads from FLP data as much as one detection body PT and then transfers them to HCPU. Similarly, an interruption is sent from DC to HCPU, detection-body data by detection-body data, until no detection-body data resides in FLP.
COPYRIGHT: (C)1980,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1813479A JPS55110332A (en) | 1979-02-19 | 1979-02-19 | Data collector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1813479A JPS55110332A (en) | 1979-02-19 | 1979-02-19 | Data collector |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS55110332A true JPS55110332A (en) | 1980-08-25 |
Family
ID=11963124
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1813479A Pending JPS55110332A (en) | 1979-02-19 | 1979-02-19 | Data collector |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS55110332A (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3641502A (en) * | 1969-04-18 | 1972-02-08 | Int Computers Ltd | Data recording apparatus |
-
1979
- 1979-02-19 JP JP1813479A patent/JPS55110332A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3641502A (en) * | 1969-04-18 | 1972-02-08 | Int Computers Ltd | Data recording apparatus |
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