JPS55123721A - Direct memory access unit - Google Patents

Direct memory access unit

Info

Publication number
JPS55123721A
JPS55123721A JP3043179A JP3043179A JPS55123721A JP S55123721 A JPS55123721 A JP S55123721A JP 3043179 A JP3043179 A JP 3043179A JP 3043179 A JP3043179 A JP 3043179A JP S55123721 A JPS55123721 A JP S55123721A
Authority
JP
Japan
Prior art keywords
circuit
data
signal
dma
memory
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
Application number
JP3043179A
Other languages
English (en)
Inventor
Kenji Shoroji
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP3043179A priority Critical patent/JPS55123721A/ja
Publication of JPS55123721A publication Critical patent/JPS55123721A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Bus Control (AREA)
JP3043179A 1979-03-15 1979-03-15 Direct memory access unit Pending JPS55123721A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3043179A JPS55123721A (en) 1979-03-15 1979-03-15 Direct memory access unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3043179A JPS55123721A (en) 1979-03-15 1979-03-15 Direct memory access unit

Publications (1)

Publication Number Publication Date
JPS55123721A true JPS55123721A (en) 1980-09-24

Family

ID=12303750

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3043179A Pending JPS55123721A (en) 1979-03-15 1979-03-15 Direct memory access unit

Country Status (1)

Country Link
JP (1) JPS55123721A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63305446A (ja) * 1987-06-08 1988-12-13 Toshiba Corp デ−タ転送制御装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63305446A (ja) * 1987-06-08 1988-12-13 Toshiba Corp デ−タ転送制御装置

Similar Documents

Publication Publication Date Title
JPS55123721A (en) Direct memory access unit
JPS57203161A (en) One-chip microcomputer
JPS5424553A (en) Control system for data transfer
JPS5727322A (en) Input and output controlling system of computer
JPS57203162A (en) One-chip microcomputer
JPS5622124A (en) Data transfer system
JPS5663652A (en) Information processing unit
JPS57111720A (en) System for data protection of data transfer control
JPS6429946A (en) Data processor
JPS55134428A (en) Data transfer unit
JPS5475242A (en) Interrupt processing system
JPS5733472A (en) Memory access control system
JPS576967A (en) Data transfer system
JPS6428734A (en) Token erasure system
JPS55116155A (en) Memory protective system
JPS55108068A (en) Memory control system
JPS5582361A (en) Data processing system diagnosing system
JPS6428730A (en) Fault detection system
JPS5621250A (en) Instruction retrial system
JPS5617442A (en) Parity error processing system
JPS578847A (en) Information processor
JPS5541555A (en) Data processing unit
JPS5485646A (en) Data transfer method between input and output units via microprocessor
JPS5464939A (en) Data transfer device
JPS55166748A (en) Detection system for computer program runaway