ATE146610T1 - Schwellendetektionsschaltungen für digitale pufferspeicher - Google Patents

Schwellendetektionsschaltungen für digitale pufferspeicher

Info

Publication number
ATE146610T1
ATE146610T1 AT90302685T AT90302685T ATE146610T1 AT E146610 T1 ATE146610 T1 AT E146610T1 AT 90302685 T AT90302685 T AT 90302685T AT 90302685 T AT90302685 T AT 90302685T AT E146610 T1 ATE146610 T1 AT E146610T1
Authority
AT
Austria
Prior art keywords
threshold
threshold detection
detection circuit
buffer memory
logic circuit
Prior art date
Application number
AT90302685T
Other languages
English (en)
Inventor
Mayur M Mehta
Henry S Choy
Original Assignee
Advanced Micro Devices Inc
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 Advanced Micro Devices Inc filed Critical Advanced Micro Devices Inc
Application granted granted Critical
Publication of ATE146610T1 publication Critical patent/ATE146610T1/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F5/00—Methods or arrangements for data conversion without changing the order or content of the data handled
    • G06F5/06—Methods or arrangements for data conversion without changing the order or content of the data handled for changing the speed of data flow, i.e. speed regularising or timing, e.g. delay lines, FIFO buffers; over- or underrun control therefor
    • G06F5/10—Methods or arrangements for data conversion without changing the order or content of the data handled for changing the speed of data flow, i.e. speed regularising or timing, e.g. delay lines, FIFO buffers; over- or underrun control therefor having a sequence of storage locations each being individually accessible for both enqueue and dequeue operations, e.g. using random access memory
    • G06F5/12—Means for monitoring the fill level; Means for resolving contention, i.e. conflicts between simultaneous enqueue and dequeue operations
    • G06F5/14—Means for monitoring the fill level; Means for resolving contention, i.e. conflicts between simultaneous enqueue and dequeue operations for overflow or underflow handling, e.g. full or empty flags
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F5/00—Methods or arrangements for data conversion without changing the order or content of the data handled
    • G06F5/06—Methods or arrangements for data conversion without changing the order or content of the data handled for changing the speed of data flow, i.e. speed regularising or timing, e.g. delay lines, FIFO buffers; over- or underrun control therefor
    • G06F5/10—Methods or arrangements for data conversion without changing the order or content of the data handled for changing the speed of data flow, i.e. speed regularising or timing, e.g. delay lines, FIFO buffers; over- or underrun control therefor having a sequence of storage locations each being individually accessible for both enqueue and dequeue operations, e.g. using random access memory
    • G06F5/12—Means for monitoring the fill level; Means for resolving contention, i.e. conflicts between simultaneous enqueue and dequeue operations
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/60—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers
    • G06F7/62—Performing operations exclusively by counting total number of pulses ; Multiplication, division or derived operations using combined denominational and incremental processing by counters, i.e. without column shift
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2205/00—Indexing scheme relating to group G06F5/00; Methods or arrangements for data conversion without changing the order or content of the data handled
    • G06F2205/12—Indexing scheme relating to groups G06F5/12 - G06F5/14
    • G06F2205/126—Monitoring of intermediate fill level, i.e. with additional means for monitoring the fill level, e.g. half full flag, almost empty flag

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computing Systems (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Information Transfer Systems (AREA)
  • Manipulation Of Pulses (AREA)
  • Communication Control (AREA)
  • Executing Machine-Instructions (AREA)
AT90302685T 1989-04-27 1990-03-14 Schwellendetektionsschaltungen für digitale pufferspeicher ATE146610T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/343,622 US4969164A (en) 1989-04-27 1989-04-27 Programmable threshold detection logic for a digital storage buffer

Publications (1)

Publication Number Publication Date
ATE146610T1 true ATE146610T1 (de) 1997-01-15

Family

ID=23346862

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90302685T ATE146610T1 (de) 1989-04-27 1990-03-14 Schwellendetektionsschaltungen für digitale pufferspeicher

Country Status (5)

Country Link
US (1) US4969164A (de)
EP (1) EP0395210B1 (de)
JP (1) JPH02300820A (de)
AT (1) ATE146610T1 (de)
DE (1) DE69029422T2 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5278956A (en) * 1990-01-22 1994-01-11 Vlsi Technology, Inc. Variable sized FIFO memory and programmable trigger level therefor for use in a UART or the like
JPH07120929B2 (ja) * 1990-10-29 1995-12-20 三菱電機株式会社 パルス発生回路
US5201692A (en) * 1991-07-09 1993-04-13 Hydro-Gear Limited Partnership Rider transaxle having hydrostatic transmission
EP0537397B1 (de) * 1991-10-17 1997-02-05 International Business Machines Corporation Adaptive FIFO-Speichersteuerung
EP0574598A1 (de) * 1992-06-13 1993-12-22 International Business Machines Corporation Datenpufferspeicher
US5355113A (en) * 1992-06-22 1994-10-11 Sgs-Thomson Microelectronics, Inc. Serialized difference flag circuit
US5323272A (en) * 1992-07-01 1994-06-21 Ampex Systems Corporation Time delay control for serial digital video interface audio receiver buffer
US5412782A (en) 1992-07-02 1995-05-02 3Com Corporation Programmed I/O ethernet adapter with early interrupts for accelerating data transfer
US5381126A (en) * 1992-07-31 1995-01-10 Sgs-Thompson Microelectronics, Inc. Programmable difference flag logic
JPH06187178A (ja) * 1992-12-18 1994-07-08 Hitachi Ltd 仮想計算機システムの入出力割込み制御方法
EP0685797A1 (de) * 1994-06-03 1995-12-06 Hewlett-Packard Company Überlaufschutzschaltung für UART-Gerät
JPH08221311A (ja) * 1994-12-22 1996-08-30 Sun Microsyst Inc スーパースカラプロセッサにおけるロードバッファ及びストアバッファの優先順位の動的切換え
FR2774784B1 (fr) 1998-02-12 2004-09-24 Inside Technologies Microprocesseur comportant un systeme de synchronisation avec un evenement asynchrone attendu
US6327249B1 (en) 1999-08-04 2001-12-04 Ess Technology, Inc Data communication device
US20050033942A1 (en) * 2003-08-08 2005-02-10 Simcha Gochman Distribution of architectural state information in a processor across multiple pipeline stages
US7038499B1 (en) * 2004-05-27 2006-05-02 National Semiconductor Corporation System and method for a programmable threshold detector for automatically switching to an active mode or standby mode in a device
US7702887B1 (en) * 2004-06-30 2010-04-20 Sun Microsystems, Inc. Performance instrumentation in a fine grain multithreaded multicore processor
TWI379554B (en) * 2008-05-21 2012-12-11 Realtek Semiconductor Corp Data access device and method for communication system
US8024719B2 (en) 2008-11-03 2011-09-20 Advanced Micro Devices, Inc. Bounded hash table sorting in a dynamic program profiling system
US20100115494A1 (en) * 2008-11-03 2010-05-06 Gorton Jr Richard C System for dynamic program profiling
US8478948B2 (en) 2008-12-04 2013-07-02 Oracle America, Inc. Method and system for efficient tracing and profiling of memory accesses during program execution
US10706101B2 (en) 2016-04-14 2020-07-07 Advanced Micro Devices, Inc. Bucketized hash tables with remap entries

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1485616A (en) * 1973-04-19 1977-09-14 Post Office Apparatus for displaying an extreme value among a succession of digital values and method of testing pulse code modulation equipment using such apparatus
JPS5291638A (en) * 1976-01-29 1977-08-02 Sony Corp D/a converter
US4667337A (en) * 1985-08-28 1987-05-19 Westinghouse Electric Corp. Integrated circuit having outputs configured for reduced state changes
JPS6292612A (ja) * 1985-10-18 1987-04-28 Fujitsu Ltd パルス間隔検出回路
JPS62225050A (ja) * 1986-03-27 1987-10-03 Nippon Telegr & Teleph Corp <Ntt> 回線制御装置
US4713832A (en) * 1986-04-11 1987-12-15 Ampex Corporation Programmable divider up/down counter with anti-aliasing feature and asynchronous read/write
US4837748A (en) * 1986-11-13 1989-06-06 Vitelic Corporation Counting RAM

Also Published As

Publication number Publication date
EP0395210A2 (de) 1990-10-31
DE69029422T2 (de) 1997-07-10
EP0395210B1 (de) 1996-12-18
JPH02300820A (ja) 1990-12-13
EP0395210A3 (de) 1992-08-05
DE69029422D1 (de) 1997-01-30
US4969164A (en) 1990-11-06

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties