82V2608BB IDT, Integrated Device Technology Inc, 82V2608BB Datasheet
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INVERSE MULTIPLEXING FOR ATM Telephone: (800) 345-7015 • TWX: 910-338-2070 • FAX: (408) 284-2775 IDT82V2608 Version - 4 December 4, 2006 6024 Silver Creek Valley Road, San Jose, CA 95138 Printed in U.S.A. © 2006 Integrated Device Technology, Inc. ...
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Integrated Device Technology, Inc. reserves the right to make changes to its products or specifications at any time, without notice, in order to improve design or performance and to supply the best possible product. IDT does not assume any responsibility ...
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TABLE OF CONTENTS ........................................................................................................................................................... 3 LIST OF TABLES .................................................................................................................................................................... 6 LIST OF FIGURES ................................................................................................................................................................... 8 FEATURES .............................................................................................................................................................................. 9 APPLICATIONS....................................................................................................................................................................... 9 STANDARDS COMPLIANT .................................................................................................................................................... 9 DESCRIPTION......................................................................................................................................................................... 9 FUNCTIONAL BLOCK DIAGRAM ........................................................................................................................................ 10 1 PIN ASSIGNMENT ........................................................................................................................................................ 11 2 PIN DESCRIPTION ....................................................................................................................................................... ...
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IDT82V2608 4.1.4 Link Backup.......................................................................................................................................... 30 4.2 UNI MODE ....................................................................................................................................................... 30 5 PROGRAMMING INFORMATION FOR IMAOS08 ....................................................................................................... 31 5.1 COMMAND TYPES .......................................................................................................................................... 31 5.1.1 Command Message ............................................................................................................................. 31 5.1.2 Command Reply Message................................................................................................................... 31 5.1.3 Alarm Message .................................................................................................................................... 31 5.2 COMMAND ENCODING ...
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IDT82V2608 10.3.6 SRAM Interface Timing ........................................................................................................................ 89 10.3.6.1 Write Cycle Specification...................................................................................................... 89 10.3.6.2 Read Cycle Specification ..................................................................................................... 90 GLOSSARY ........................................................................................................................................................................... 91 INDEX .................................................................................................................................................................................... 95 ORDERING INFORMATION.................................................................................................................................................. 98 Table of Contents Inverse Multiplexing for ATM 5 December 4, 2006 ...
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Table-1 Pin Description............................................................................................................................................. 12 Table-2 Data Rates of Different Modes..................................................................................................................... 20 Table-3 Pins Used in Multi-Rate Multiplex Mode ...................................................................................................... 22 Table-4 Register Map................................................................................................................................................ 24 Table-5 Input FIFO Data Length Register (INPUT_FIFO_LENGTH_REG) .............................................................. 25 Table-6 Output FIFO Data Length Register (OUTPUT_FIFO_LENGTH_REG) ...
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IDT82V2608 Table-42 GetLinkPerf Command (Encoding: 1BH) ..................................................................................................... 61 Table-43 GetConfigPara Command (Encoding: 1CH) ................................................................................................ 63 Table-44 GetGrpWorkingPara Command (Encoding: 1DH) ....................................................................................... 64 Table-45 GetLinkWorkingPara Command (Encoding: 1EH)....................................................................................... 65 Table-46 StartTestPattern Command (Encoding: 1FH) .............................................................................................. 66 Table-47 GetLoopedTestPattern Command (Encoding: 20H) ...
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Figure-1 Functional Diagram ...................................................................................................................................... 10 Figure-2 IDT82V2608 PBGA208 Package Pin Assignment ....................................................................................... 11 Figure-3 Utopia Loopback .......................................................................................................................................... 18 Figure-4 Line Interface Work Modes .......................................................................................................................... 19 Figure-5 G.802 Mapping Mode .................................................................................................................................. 21 Figure-6 Spaced Mapping Mode ................................................................................................................................ 21 Figure-7 Multiplexing Four ...
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FEATURES ! Highlights – Provides API command set for convenient configuration and operation. An embedded controller and a downloaded soft- ware are used to interpret the commands. Functions can be added by software upgrading. – Supports IMA group auto detect. ...
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IDT82V2608 FUNCTIONAL BLOCK DIAGRAM TSD[8:1] TC TSCK[8:1] TSF[8:1] TSCFS LP3 LP2 TSCCK Line Interface RSD[8:1] RSCK[8:1] RSF[8:1] RSCFS TC RSCCK LP1: Utopia loopback LP2: Line interface internal loopback LP3: Line interface external loopback Functional Block Diagram Link Tx IMA Data ...
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IDT82V2608 1 PIN ASSIGNMENT GND TMS TDI IC C TRST TCK TDO IC E RSCK1 RSD1 VDD SYSCLK F RSCK2 RSD2 RSF1 G RSCK3 RSD3 RSF2 H RSCK4 RSD4 RSF3 ...
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IDT82V2608 2 PIN DESCRIPTION Table-1 Pin Description Name Pin Number SYSCLK E4 R11 RST TxClk E14 TxEnb G14 TxAddr4 F15 TxAddr3 F14 TxAddr2 F13 TxAddr1 E16 TxAddr0 E15 TxData7 G15 TxData6 G16 TxData5 H14 TxData4 H15 TxData3 H16 TxData2 J16 ...
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IDT82V2608 Table-1 Pin Description (Continued) Name Pin Number RxAddr4 C14 RxAddr3 C15 RxAddr2 C16 RxAddr1 D13 RxAddr0 D14 RxData7 A15 RxData6 B14 RxData5 A14 RxData4 C13 RxData3 B13 RxData2 A13 RxData1 D12 RxData0 C12 RxClav B16 RxSOC B15 TSD8 R3 ...
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IDT82V2608 Table-1 Pin Description (Continued) Name Pin Number TSCCK P1 TSCFS P2 RSD8 M2 RSD7 L2 RSD6 K2 RSD5 J2 RSD4 H2 RSD3 G2 RSD2 F2 RSD1 E2 RSCK8 M3 RSCK7 L3 RSCK6 K3 RSCK5 J3 RSCK4 H1 RSCK3 G1 ...
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IDT82V2608 Table-1 Pin Description (Continued) Name Pin Number RD/DS M15 WR/RW M16 D7 P14 D6 P13 D5 R16 D4 R15 D3 R14 D2 R13 D1 T15 D0 T14 A7 M14 A6 M13 A5 N16 A4 N15 A3 N14 A2 N13 ...
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IDT82V2608 Table-1 Pin Description (Continued) Name Pin Number EMA18 A6 EMA17 C7 EMA16 B7 EMA15 A7 EMA14 C8 EMA13 B8 EMA12 A8 EMA11 A9 EMA10 B9 EMA9 C9 EMA8 A10 EMA7 B10 EMA6 C10 EMA5 A11 EMA4 B11 EMA3 C11 ...
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IDT82V2608 Table-1 Pin Description (Continued) Name Pin Number IC L16 IC A2,A3,B3,C3,D3,L15, P11,T12 IC K14,K15,K16,L14 NC D1,R2,T13 PIN DESCRIPTION Input/Output Others - IC: Internal Connected Internal use. For normal operation, these pins should be connected to VDD. - IC: Internal ...
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IDT82V2608 3 INTERFACE 3.1 UTOPIA INTERFACE The Utopia interface operates in Level 2 mode. The IDT82V2608 supports Utopia Level 2 ports. Each port is assigned an address ranging from 0 to 30. The address value of 31 ...
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IDT82V2608 3.2 LINE INTERFACE 3.2.1 LINE INTERFACE WORK MODES For different framers, the line interface can be configured to different Work Mode to adapt to different data format. Work Modes and Table-2 lists IMA layer data rate for each mode. ...
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IDT82V2608 Table-2 Data Rates of Different Modes Mode Mode0 Mode1 Mode2 Mode3 Mode4 Mode5 Mode6 Mode7 Mode8 Mode9 Mode10 Mode11 Mode12 Mode13 Mode14 Mode15 3.2.1.1 Mode0 In this mode, the transmit and receive data are viewed as a contin- uous ...
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IDT82V2608 1 stream stream E1 Framing time slot 1. X=unused bit 2. u=unassigned time slot and Spaced Mapping In this ...
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IDT82V2608 T1 ISDN Mode The T1 ISDN mode corresponds to the use of 23 time slots to transmit data, that is, T1 data is not transmitted during the framing bit and time slot 24. Therefore, only 23 time slots are ...
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IDT82V2608 Channelized Non-Multi-Rate E1 In this mode, the system provides 2.048 MHz clock and 8 kHz frame pulse for E1 bit stream exchange between the IDT82V2608 and the line interface. The E1 time slot 0 is not used for data ...
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IDT82V2608 3.3 EXTERNAL MICROPROCESSOR INTERFACE The IDT82V2608 uses an embedded controller and a downloaded software (IMAOS08 or IMAOS08_Slave external microprocessor. The external microprocessor sends commands to configure the device and read feedbacks. The downloaded software interprets these commands and the ...
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IDT82V2608 3.3.5 REGISTER DESCRIPTION Table-5 Input FIFO Data Length Register (INPUT_FIFO_LENGTH_REG) (R/W, Address=00H) Symbol Position - Input_Message_Length[4:0] Table-6 Output FIFO Data Length Register (OUTPUT_FIFO_LENGTH_REG) (R, Address=01H) Symbol Position - Output_Message_Length[4:0] Table-7 Output FIFO Data Register (OUTPUT_FIFO_DATA_REG) (R, Address=02H) Symbol Position ...
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IDT82V2608 Table-9 FIFO Interrupt Enable Register (FIFO_INT_ENABLE_REG) (R/W, Address=04H) Symbol Position - Input_FIFO_empty_int_en Input_FIFO_overflow_int_en Output_FIFO_msg_available_int_en Table-10 FIFO Interrupt Status Register (FIFO_STATE_REG) (R, Address=05H) Symbol Position HW_version Input_FIFO_empty_state Input_FIFO_overflow_state Output_FIFO_msg_available_state Table-11 FIFO Interrupt Reset Register (FIFO_INT_RESET_REG) (W, Address=06H) Symbol Position - ...
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IDT82V2608 Table-13 Input FIFO Internal State Register (INPUT_FIFO_INTERNAL_STATE_REG) (R, Address=08H) Symbol Position - Input_remain_msg_length[4:0] 3.3.6 PROCEDURE OF LOADING SOFTWARE AND SENDING COMMANDS After chip reset, the IMAOS08 or IMAOS08_Slave (a binary file shipped with the chip) should be loaded to ...
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IDT82V2608 Read Output_FIFO_msg_available_state bit of FIFO_STATE_REG register Output_FIFO_msg_ available_state bit is set? Y Clear the Output_FIFO_msg_available_state bit Read Message Length L from OUTPUT_FIFO_LENGTH_REG register Read L bytes from OUTPUT_FIFO_DATA_REG register INTERFACE Output FIFO Read Process read_message(char *message,char *L) { wait(OUTPUT_FIFO_MSG_AVAILABLE_STATE_EVENT); ...
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IDT82V2608 3.4 SRAM INTERFACE The SRAM interface has an 8-bit wide data bus, EMD[7:0], and a 19- bit wide address bus, EMA[18:0]. The minimum throughput is 4 Mbyte/s and the minimum access time is 40ns. When both EM_WE pin and ...
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IDT82V2608 4 IMA AND UNI FUNCTIONS The IDT82V2608 is capable of combining the transport bandwidth of multiple links into one single logical link. The logical link is called a group. The IDT82V2608 supports independent groups with each ...
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IDT82V2608 5 PROGRAMMING INFORMATION FOR IMAOS08 5.1 COMMAND TYPES There are three types of messages: 1.Command message (external MPU⇒embedded controller) 2.Reply message (embedded controller⇒external MPU) 3.Notification message (embedded controller⇒external MPU) The formats of the three types of messages are different. ...
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IDT82V2608 5.2 COMMAND ENCODING Table-16 Command Encoding 1. IMAOS will be in unknown state if the user sends a value not listed in this table. PROGRAMMING INFORMATION for IMAOS08 (1) Command Encoding 01H ConfigDev 03H ConfigUtopiaIF 04H ConfigLoopMode 05H ConfigGroupPara ...
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IDT82V2608 5.3 COMMAND DESCRIPTION Each command description contains two parts: Command Parame- ters and Command Reply. In the Command Parameters part, a figure is used to illustrate the byte sequence of the parameters. All the parameter descriptions are listed below ...
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IDT82V2608 Table-17 ConfigDev Command (Encoding: 01H) (Continued) 8 TCLCD_Threshold Command Reply 1 Ack Byte Sequence Reply Name 1 Ack PROGRAMMING INFORMATION for IMAOS08 68H 0~255 LCD threshold. If the OCD anomaly persists for the time set by this parameter, LCD ...
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IDT82V2608 Table-18 ConfigUtopiaIF Command (Encoding: 03H) Command Parameters 1-4 Tx Utopia port enable Byte Sequence Parameter Name 1-4 Tx Utopia port enable 5-8 Rx Utopia port enable Command Reply 1 Ack Byte Sequence Reply Name 1 Ack PROGRAMMING INFORMATION for ...
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IDT82V2608 Table-19 ConfigLoopMode Command (Encoding: 04H) Command Parameters 1 Loop mode Byte Sequence Parameter Name 1 Loop mode Command Reply 1 Ack Byte Sequence Reply Name 1 Ack PROGRAMMING INFORMATION for IMAOS08 Default 0H 0: Disable all the loopback functions; ...
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IDT82V2608 Table-20 ConfigGroupPara Command (Encoding: 05H) This is the first command to configure a physical group. Other configuration commands prior to this command would make the group work improperly. Command Parameters 1 2 Group ID NE IMA ID Byte Sequence ...
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IDT82V2608 Table-20 ConfigGroupPara Command (Encoding: 05H) (Continued Command Reply 1 Ack Byte Sequence Reply Name 1 Ack PROGRAMMING INFORMATION for IMAOS08 NA 1~8 The minimum number of active Tx links for the GSM to ...
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IDT82V2608 Table-21 ConfigGroupInterFace Command (Encoding: 06H) This command should follow the ConfigGroupPara command. Command Parameters 1 Group ID Byte Sequence Parameter Name 1 Group Utopia port 3 Rx Utopia port Command Reply 1 Ack Byte Sequence Reply ...
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IDT82V2608 Table-22 ConfigGroupWorkMode Command (Encoding: 07H) This should be the third command issued to configure a group, i.e., this command should follow ConfigGroupInterface command. Command Parameters 1 Group ID Byte Sequence Parameter Name 1 Group ID 2 Symmetry mode 3 ...
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IDT82V2608 Table-23 ConfigGSMTimers Command (Encoding: 08H) Command Parameters 1 Group ID Byte Sequence Parameter Name 1 Group ID 2 Timer for GSM start-up Ack 3 Timer for GSM Configure Abort 4 Timer for GSM to report Rx=Active 5 Timer for ...
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IDT82V2608 Table-24 ConfigTRLLink Command (Encoding: 09H) Command Parameters 1 Group ID Byte Sequence Parameter Name 1 Group ID 2 TxTRL Command Reply 1 Ack Byte Sequence Reply Name Ack PROGRAMMING INFORMATION for IMAOS08 2 TxTRL Default NA The physical group ...
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IDT82V2608 Table-25 ConfigIFSMPara Command (Encoding: 0AH) Command Parameters 1 Group ID Byte Sequence Parameter Name 1 Group ID 2 Alpha&Beta&Gam ma Command Reply 1 Ack Byte Sequence Reply Name 1 Ack PROGRAMMING INFORMATION for IMAOS08 2 Alpha&Beta&Gamma Default NA The ...
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IDT82V2608 Table-26 AddTxLink Command (Encoding: 0BH) Command Parameters 1 2 Group ID Tx link physical ID Byte Sequence Parameter Name 1 Group link physical line interface Work Mode 4 Tx line interface clock 5 ...
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IDT82V2608 Table-26 AddTxLink Command (Encoding: 0BH) (Continued) Command Reply 1 Ack Byte Sequence Reply Name Ack PROGRAMMING INFORMATION for IMAOS08 0: OK; 1: Invalid parameter; 2: The physical group is not configurable physical link is used by other ...
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IDT82V2608 Table-27 AddRxLink Command (Encoding: 0CH) Command Parameters 1 Group ID Byte Sequence Parameter Name 1 Group link physical line interface Work Mode 4 Rx line interface clock 5 Backup function Command Reply 1 ...
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IDT82V2608 Table-28 ConfigUNILink Command (Encoding: 0DH) Command Parameters 1 Channel ID Byte Sequence Parameter Name 1 Channel ID 2 Link physical # 3 Tx Utopia Port 4 Rx Utopia Port 5 link line interface Work Mode 6 link line interface ...
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IDT82V2608 Table-29 StartGroup Command (Encoding: 0EH) This command is used to start a configured group. Command Parameters 1 Group ID Byte Sequence Parameter Name 1 Group ID Command Reply 1 Ack Byte Sequence Reply Name 1 Ack PROGRAMMING INFORMATION for ...
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IDT82V2608 Table-30 StartLASR Command (Encoding: 0FH) This command is used to start LASR procedure on one or more links. The links here may be new links or links with failure/fault/inhibiting condition. This command may combine with AddTxLink and AddRxLink commands. ...
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IDT82V2608 Table-31 InhibitGrp Command (Encoding: 10H) This command is used to inhibit a group. Once a group is inhibited by this command, it will go to BLOCKED state instead of the OPERATIONAL state when sufficient links exist in the group. ...
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IDT82V2608 Table-32 NotInhibitGrp Command (Encoding: 11H) This command is used to clear the inhibiting status group is in BLOCKED state, the GSM will go to OPERATIONAL state. Command Parameters 1 Group ID Byte Sequence Parameter Name 1 Group ...
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IDT82V2608 Table-33 RestartGrp Command (Encoding: 12H) This command is used to restart the specified group. The GSM will go back to Start-up state and all the Tx and Rx links will go back to Unusable state. Command Parameters 1 Group ...
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IDT82V2608 Table-34 DeleteGrp Command (Encoding: 13H) This command is used to delete the specified group and all its links at once. Upon the issue of this command, the GSM will go back to Not Configured state and all the links ...
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IDT82V2608 Table-35 RecoverLink Command (Encoding: 14H) This command is used to tell the IDT82V2608 that a link is no longer in fault state or cancel the inhibition made by “DeactLink” command. This command should com- bine with a “StartLASR” command ...
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IDT82V2608 Table-36 DeleteLink Command (Encoding: 15H) This command is used to delete a link from a group. Command Parameters 1 Group ID /Channel ID Byte Sequence Parameter Name 1 Group ID /Channel ID 2 Link physical ID 3 Direction Command ...
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IDT82V2608 Table-37 DeactLink Command (Encoding: 16H) This command is to make a link go to Unusable state due to user defined fault condition or that user just wants to inhibit it. Command Parameters 1 Group ID Byte Sequence Parameter Name ...
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IDT82V2608 Table-38 GetGroupState Command (Encoding: 17H) Command Parameters 1 Group ID Byte Sequence Parameter Name 1 Group ID Command Reply 1 Ack Byte Sequence Reply Name 1 Ack 2 NEGSMState 3 FEGSMState 4 NEGTSMState PROGRAMMING INFORMATION for IMAOS08 The physical ...
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IDT82V2608 Table-39 GetGroupDelayInfo Command (Encoding: 18H) Command Parameters 1 Group ID Byte Sequence Parameter Name 1 Group ID Command Reply 1 Ack Byte Sequence Reply Name 1 Ack 2-3 MaxDiffDelayOf- GroupLinks (cells) PROGRAMMING INFORMATION for IMAOS08 The physical group ID ...
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IDT82V2608 Table-40 GetLinkState Command (Encoding: 19H) Command Parameters 1 Physical link # Byte Sequence Parameter Name 1 Physical link # Command Reply 1 2 Ack NERxState Byte Sequence Reply Name 1 Ack 2 NERxState 3 NETxState 4 FERxState 5 FETxState ...
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IDT82V2608 Table-41 GetGrpPerf Command (Encoding: 1AH) Command Parameters 1 Group ID Byte Sequence Parameter Name 1 Group ID Command Reply 1 Ack Byte Sequence Reply Name 1 Ack 2-3 Value PROGRAMMING INFORMATION for IMAOS08 The physical group ID (0~3). 2-3 ...
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IDT82V2608 Table-42 GetLinkPerf Command (Encoding: 1BH) Command Parameters 1 Physical link # Byte Sequence Parameter Name 1 Physical link # 2 Type Command Reply 1 Ack Byte Sequence Reply Name 1 Ack PROGRAMMING INFORMATION for IMAOS08 2 Type 0~7 The ...
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IDT82V2608 Table-42 GetLinkPerf Command (Encoding: 1BH) (Continued) 2-10 Value PROGRAMMING INFORMATION for IMAOS08 The counter value of the performance parameter according to Type (MSB first). The returned value occupies 9 bytes. Different parameters take different number of bytes. Performance Type ...
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IDT82V2608 Table-43 GetConfigPara Command (Encoding: 1CH) This command is used to get the parameters as shown in the parameter list of a command (designated by Command ID), i.e., get the configured information or default information as a command’s parameter list ...
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IDT82V2608 Table-44 GetGrpWorkingPara Command (Encoding: 1DH) Command Parameters 1 Group ID Byte Sequence Parameter Name 1 Group ID Command Reply 1 2 Ack NE IMA ID Byte Sequence Reply Name 1 Ack 2 NE IMA IMA ID ...
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IDT82V2608 Table-45 GetLinkWorkingPara Command (Encoding: 1EH) Command Parameters 1 Physical link # Byte Sequence Parameter Name 1 Physical link # Command Reply 1 Ack Byte Sequence Reply Name 1 Ack 2 Mode 3 Group ID /UNI mode Utopia Tx port ...
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IDT82V2608 Table-46 StartTestPattern Command (Encoding: 1FH) Command Parameters 1 Group ID Byte Sequence Parameter Name 1 Group ID 2 Physical link # 3 Pattern Command Reply 1 Ack Byte Sequence Reply Name Ack PROGRAMMING INFORMATION for IMAOS08 2 3 Physical ...
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IDT82V2608 Table-47 GetLoopedTestPattern Command (Encoding: 20H) Command Parameters 1 Group ID Byte Sequence Parameter Name 1 Group ID 2 Physical link # Command Reply 1 Ack Byte Sequence Reply Name Ack 1 Pattern 1 PROGRAMMING INFORMATION for IMAOS08 2 Physical ...
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IDT82V2608 Table-48 StopTestPattern Command (Encoding: 21H) Command Parameters 1 Group ID Byte Sequence Parameter Name 1 Group ID Command Reply 1 Ack Byte Sequence Reply Name 1 Ack Table-49 GetVersionInfo Command (Encoding: 22H) Command Parameters No. Command Reply 1 Ack ...
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IDT82V2608 6 IMA OPERATION This chapter is a brief introduction of how a group and links are configured, started, inhibited, deleted and so on. 6.1 IMA INITIALIZATION ConfigDev command is the first command to be issued to initialize the device. ...
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IDT82V2608 Table-50 Parameters for IMA Group Configuration (Continued) Tx links’ ICP offsets All Tx links’ backup property All Rx links’ backup property 6.3 START UP A GROUP A group can be started by StartGroup command. At IMA group start- up, ...
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IDT82V2608 7 PMON (PERFORMANCE MONITORING) The PMON module uses counters for performance monitoring and failure/alarms integration. Table-51 shows the performance parameters that the IDT82V2608 implements. Table-53 sent by alarm messages. Table-51 The PMON Parameters Parameter Link/Group SES-IMA Link Count of ...
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IDT82V2608 Table-53 Failure/Alarm Signals Sequence Name 01H LCD 02H LIF 03H LODS 04H RFI-IMA 05H Tx-Unusable-FE 06H Rx-Unusable-FE 07H Start-up-FE 08H Config-Aborted 09H Config-Aborted-FE 0AH Insufficient-Links 0BH Insufficient-Links-FE 0CH Blocked-FE 0DH GR-Timing-Mismatch PMON (Performance Monitoring) Link /Group Implement Link SW ...
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IDT82V2608 8 IMAOS08_SLAVE The previous chapters and 7 are specific to IMAOS08. Details about IMAOS08_Slave are provided in this chapter. When IMAOS08_Slave is downloaded, the device supports the Group Auto Detect function and operates in Slave Mode. ...
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IDT82V2608 Table-55 DeviceInitial Command (Encoding: 01H) This is the first command to be issued. If this command is not issued, the default value will be used. Command Parameters 1-2 3 SysClk T in Byte Sequence Parameter Name 1-2 SysClk 3 ...
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IDT82V2608 Table-55 DeviceInitial Command (Encoding: 01H) (Continued) Command Reply 1 Ack Byte Sequence Reply Name 1 Ack IMAOS08_SLAVE 0: OK; 1: Invalid parameter (length of the command is incorrect); Others: Internal error. The chip should be reset. 75 Inverse Multiplexing ...
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IDT82V2608 Table-56 ConfigSlaveFrame Command (Encoding: 02H) Command Parameters 1 line interface Work Mode Byte Sequence Parameter Name 1 line interface Work Mode 2 line interface clock mode Command Reply 1 Ack Byte Sequence Reply Name 1 Ack IMAOS08_SLAVE 2 line ...
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IDT82V2608 Table-57 ConfigUtopiaIF Command (Encoding: 03H) Command Parameters 1-4 Tx Utopia port enable Byte Sequence Parameter Name 1-4 Tx Utopia port enable 5-8 Rx Utopia port enable Command Reply 1 Ack Byte Sequence Reply Name 1 Ack IMAOS08_SLAVE 5-8 Rx ...
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IDT82V2608 Table-58 GetVersionInfo Command (Encoding: 22H) Command Parameters No. Command Reply 1 Ack Byte Sequence Reply Name 1 Ack (1) 2 SW_ver_majority 3 SW_ver_minority 1. For IMAOS08, the returned value is an odd number. For IMAOS08_Slave, the returned value is ...
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IDT82V2608 Table-59 GroupInitial Command (Encoding: 23H) Command Parameters 1 Group ID Byte Sequence Parameter Name 1 Group Utopia port 3 Rx Utopia port 4-5 Max delay compen- sation value Command Reply 1 Ack Byte Sequence Reply Name ...
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IDT82V2608 9 JTAG TEST ACCESS PORT 9.1 TAP BUS SIGNALS The interface from the board to the on-chip Test Access Port is the TAP bus, which consists of five signals: ! The standard bus: TDI, TDO, TCK, TMS. ! TRST: ...
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IDT82V2608 10 PHYSICAL AND ELECTRICAL CHARACTERISTICS 10.1 ABSOLUTE MAXIMUM RATINGS Table-60 Absolute Maximum Ratings Parameter Storage temperature Voltage on VDD with reference to GND Voltage on input pin Voltage on output pin Maximum lead temperature for soldering during 10 s ...
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IDT82V2608 10.3 A.C. CHARACTERISTICS @ TA=-40 to +85 °C, VDD=3.3 V±10% 10.3.1 OUTPUT LOADING Default load capacitance on output is 50 pF. Microprocessor interface and Utopia interface outputs are loaded by 100 pF. 10.3.2 SYSTEM CLOCK AND RST SIGNAL TIMING ...
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IDT82V2608 10.3.3 UTOPIA INTERFACE TIMING Table-63 Utopia Interface Timing Parameters Parameter f Utopia Tx interface clock frequency txCLK f Utopia Rx interface clock frequency rxCLK tCLAV TxClav and RxClav valid from rising edge of TxClk and RxClk respectively tUTS TxEnb, ...
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IDT82V2608 10.3.4 LINE INTERFACE TIMING Table-64 Line Interface Timing Parameters Parameter D The TSCK, TSCCK, RSCK and RSCCK clock duty cycle mode transmit direction clock frequency TSCKE1 f E1 mode receive direction clock frequency RSCKE1 f T1 ...
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IDT82V2608 10.3.5 MICROPROCESSOR INTERFACE TIMING 10.3.5.1Interface with Motorola CPU (MPM =0) Read Cycle Specification Table-65 Microprocessor Interface Timing Parameter for Motorola CPU Read Cycle Symbol tRC Read cycle time tDW Valid read signal width tRWV RW available time after valid ...
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IDT82V2608 Write Cycle Specification Table-66 Microprocessor Interface Timing Parameters for Motorola CPU Write Cycle Symbol tWC Write cycle time tDW Valid write signal width tRWV RW available time after valid write signal falling edge tRWH RW hold time after valid ...
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IDT82V2608 10.3.5.2Interface with Intel CPU (MPM =1) Read Cycle Specification Table-67 Microprocessor Interface Timing Parameter for Intel CPU Read Cycle Symbol tRC Read cycle time tRDW Valid read signal width tAV Address available time after valid read signal falling edge ...
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IDT82V2608 Write Cycle Specification Table-68 Microprocessor Interface Timing Parameters for Intel CPU Write Cycle Symbol tWC Write cycle time tWRW Valid write signal width tAV Address available time after valid write signal falling edge tAH Address hold time after valid ...
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IDT82V2608 10.3.6 SRAM INTERFACE TIMING 10.3.6.1Write Cycle Specification Table-69 SRAM Interface Write Cycle Parameters Symbol tWC Write cycle time tAS Address set up time tAH Address hold time tWP Write pulse width tDW Data valid to end of write tDH ...
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IDT82V2608 10.3.6.2Read Cycle Specification Table-70 SRAM Interface Read Cycle Parameters Symbol tRC Read cycle time tAA Address Access time tCA EM_CS Access time tOA EM_OE Access time tCHZ Delay from disabled EM_CS to data bus high impedance tOHZ Delay from ...
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Active State — A link state indicating that the link is ready for transmitting or receiving ATM cells in the specified direction, either Tx or Rx. Each direction may enter active state asynchronously. Anomaly — Discrepancy between the actual and ...
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IDT82V2608 ICP Offset — The ICP cell is used for IMA frame synchronization. The ICP offset is used to tell the receive side the ICP cell’s position in an IMA frame and the receive side can make use of this ...
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IDT82V2608 LODS — Link Out Of Delay Synchronization defect. The LODS is a link event indicating that the link is not synchronized with the other links within the IMA group. LOF — Loss Of Frame LOS — Loss Of Signal ...
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IDT82V2608 Test Access Port bus TAP bus — TC — Transmission Convergence TRL — Timing Reference Link. Tx — Transmit (side) UAS — UnAvailable Seconds UAS-IMA — UnAvailable Seconds for IMA. Interval during which the IMA receiver is declared unavailable. ...
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A A.C. characteristics ............................................................................ 82 absolute maximum ratings ................................................................. 81 add links to a group ............................................................................ 70 AddRxLink command ..................................................... 19 AddTxLink command ..................................................... 19 B Blocked-FE ......................................................................................... 72 C command AddRxLink .............................................................. 19 AddTxLink .............................................................. 19 ConfigDev .............................................................................30 ConfigGroupInterFace ...
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IDT82V2608 FIFO_INT_RESET_REG register ....................................................... 26 FIFO_STATE_REG register ............................................................... 26 G G.802 mapping ................................................................................... 20 GetConfigPara command ................................................................... 63 GetGroupDelayInfo command ............................................................ 58 GetGroupState command .................................................................. 57 GetGrpPerf command ........................................................................ 60 GetGrpWorkingPara command .......................................................... 64 GetLinkPerf command ........................................................................ 61 GetLinkState command ...
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IDT82V2608 O OCD_TC ...................................................................................... 61 OIF-IMA ....................................................................................... 61 OUTPUT_FIFO_DATA_REG register ................................................ 25 OUTPUT_FIFO_INTERNAL_STATE_REG register .......................... 26 OUTPUT_FIFO_LENGTH_REG register ........................................... 25 P performance monitoring ..................................................................... 71 physical and electrical characteristics ................................................ 81 pin description global signals .............................................................................. 12 JTAG & Scan ...
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IDT82V2608 ORDERING INFORMATION IDT XXXXXXX XX Device Type Package Data Sheet Document History 12/04/2006 Page 33 04/07/2006 Pages 9, 26, 41, 65, 72, 80 12/08/2003 Page 1 10/17/2003 Pages 1, 9, 10, 22, 25, 28, 36, 38, 65, 74, 75 ...