EV6040 - CML Microcircuits
Contents
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4. C4 R1 R4 and D1 D4 The response time constant is set by components R5 and C5 The evaluation board has been fitted with suitable components for UK applications See FX602 data sheet for further details This function is not used on the FX604 Parallel Phone Detection Parallel phone detection is provided by components C17 C19 C23 R25 R29 R34 R35 R50 D20 021 and TR4 TR7 It only communicates with a uC control board if jumper JP10 is fitted however this is not possible when a FX604 is used A 2ms negative going pulse on TP17 signifies a phone line voltage drop of 4 5V 1ms negative going pulse signifies a phone line voltage rise of 4 5V Ipp Measurement The evaluation device IDD may be measured by removing jumper JP2 and replacing it with a multimeter 1996 Consumer Microcircuits Limited 10 UM6040 3 Evaluation Kit User Manual for FX604 EV6040 1 6 1 10 DTMF Answerback Code The DTMF answerback code may be selected by an appropriate choice of the four jumpers JP9 Fitting a jumper sets that input to logic 0 If not fitted the input is pulled up on chip to logic 1 Alternatively all of the JP9 jumpers may be omitted and the DTMF generator may be driven from u A logic 1 on TX DTMF J1 pin 5 enables the generator and illuminates the LED DTMF GENERATOR DECODE TABLE J1 9 D3 J1 10 D2 J1 11 D1 1 6 1 11 Line Impedance Matching Line impedance matching is provided by R20 which is not fitted resis
5. 8 35V dc power supply Only one board needs to be connected as power is supplied to the other board over the flat cable Each board has its own power supply regulator chip with a jumper to select 3 3V or 5 0V default operation MAKE SURE BOTH BOARDS HAVE THIS JUMPER SET TO THE SAME VOLTAGE DAMAGE MAY RESULT IF THIS STEP IS NOT OBSERVED DO NOT OPERATE EITHER BOARD WITH ITS VOLTAGE SELECTION JUMPER REMOVED Ensure the component value jumpers on the evaluation board are correctly set for 3 3V or 5 0V operation Please refer to Section 1 6 1 5 for further details 1 3 2 Operation This evaluation kit has no inherent functionality without a uC control board and appropriate firmware The evaluation board may be used independently of the uC board if the user wishes to interface to a different type of uC 1996 Consumer Microcircuits Limited 5 UM6040 3 Evaluation Kit User Manual for FX604 EV6040 1 4 Signal Lists CONNECTOR PINOUT EVALUATION BOARD Connector Connector Signal zan D ription Ref Pin No Name pe AS ie TX DTMF AC LOAD WETTING PULSE TX LINE D3 D2 D1 DO 604 MO 604 M1 604 RDYN 604 DET 604 CLK 604 RXD 604 TXD 604 RXEQ Notes Input O P Output 1996 Consumer Microcircuits Limited 6 ve power from external power supply OV power from external power supply Enables Tx from the DTMF generator Controls the relay which applies an ac load across the line Controls the relay which
6. Evaluation Kit User Manual for FX604 OIXY ALNW W J3gdOW OW dZ NAGH NOHI 13 ob 919 Ory SLO vo LO es e e 0000 yeu NIA COD O O quo 1428 O a OSH pur C cn m 1 Stel Um SNNT Figure 3 Evaluation Board Layout UM6040 3 1996 Consumer Microcircuits Limited Evaluation Kit User Manual for FX604 EV6040 1 6 1 6 1 1 6 1 1 1 6 1 2 1 6 1 3 1 6 1 4 1 6 1 5 1 6 1 6 1 6 1 7 1 6 1 8 1 6 1 9 Detailed Description Hardware Description Evaluation Board Line Protection Line protection is provided by R27 470 R28 470 D7 and 08 both TISP4180 or TISP5180 or TPA150A12 or TPA150B12 These components are not fitted but suitable values for UK applications are suggested in brackets Wire links which bypass R27 and R28 will need to be cut if these resistors are fitted AC or DC Load An ac or dc load is provided by R30 8270 R36 13860 and C10 139nF These components are not fitted but suitable values for UK applications are suggested in brackets This load is controlled by relay RLY3 A logic 1 on AC LOAD J1 pin 6 connects this load and illuminates the LED Wetting Pulse A wetting pulse load is provided by R26 which is not fitted For UK applications
7. applies a wetting pulse across the line Controls the relay which connects the transformer across the line Control Line D3 to the DTMF generator Control Line D2 to the DTMF generator Control Line D1 to the DTMF generator Control Line DO to the DTMF generator FX604 Mode Select pin MO FX604 Mode Select pin M1 FX604 Interrupt Data Ready FX604 Detect pin FX604 Rx Data Clock pin FX604 Rx Data pin FX604 Tx Data pin Control Line to unmute the Local Voice input TP18 amp Select FX604 Equalisation Not Used No connection needed Bidirectional phone line A TIP Bidirectional phone line B RING Not Used No connection needed OV power from external power supply ve power from external power supply Bidirectional UM6040 3 Evaluation Kit User Manual for FX604 EV6040 TEST POINTS EVALUATION BOARD Test Point Default m VSS connection VSS connection FX602 RD input pin 3 Not used on EV6040 evaluation board FX602 signal pin 4 Not used on EV6040 evaluation board FX602 AOP signal pin 5 Not used on EV6040 evaluation board Line signal after transformer FX604 RXFB signal pin 6 FX604 RXD output pin 13 FX604 CLK input pin 12 FX604 DET output pin 14 FX604 RDYN output pin 15 Pull up resistor R11 is included on board FX604 TXD input pin 11 3 3V or 5 0V VDD connection 8 35V VIN connection VDD 2 Hybrid transmit output Local Voice VDD 2 Hy
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9. 1 0 1 1 CML Semiconductor Products Evaluation Kit User Manual EV6040 UM6040 3 December 1996 Features Advance Information For FX604 Product Evaluation User s Prototyping Area Reconfigurable Board with Space for Optional and Telco Interface to Optional uC Board Specific Components Parallel Phone Detector Single Power Supply Operation Easy Access to Test Points On Board Regulator Brief Description The EV6040 Evaluation Kit comprises a single board containing an FX604 and its associated line interface components It communicates with the CML uC board EV6000 or the user s own uC board demonstrating the use of an FX604 in modem applications when user programmed The EV6040 board is powered from a single 8 35V dc power supply an on board regulator sets 3 3V or 5 0V operation LEDs indicate data control and interrupt line status DET RDYN RXEQ MO and M1 and the FX604 may be driven from an external clock or from its own crystal oscillator Important signals can be monitored by test points The FX604 is socketed for easy replacement a ZIF socket may also be fitted The FX614 may be substituted for Bell 202 modem applications On board relays may be used to implement a wetting pulse to place an ac or dc load on the line and to interface the line to a transformer op amp hybrid for modem communications A mutable voice input and a controllable or pre settable DTMF generator are provided operation of both these
10. a suitable value may be in the region 2400 to 3500 The wetting pulse is controlled by relay RLY2 A logic 1 on WETTING PULSE J1 pin 7 connects the wetting pulse load and illuminates the LED Transformer and Op Amp Hybrid The transformer and op amp hybrid are connected to the phone jack by relay RLY1 logic 1 on TX LINE J1 pin 8 connects the transformer to the phone jack and illuminates the LED Operating Voltage The selection of operating voltage VDD 3 3V or 5 0V by jumper affects the choice of component values around the evaluation device The following jumpers should be used to select appropriate component values JP1 JP4 JP5 JP6 and JP7 All jumpers must be set the same way use position 1 2 for VDD 3 3V and position 2 3 for VDD 5 0V operation Clock Oscillator The evaluation device may use either an external clock or its own xtal oscillator A 3 58MHz xtal is provided on board for the latter method Two jumpers JP8 which are normally fitted select the xtal oscillator An external clock may be supplied to JP8 1 2 once the jumpers have been removed The DTMF generator uses its own 3 58MHz xtal because the xtal oscillator is only operational when the generator is active and the evaluation device has a zero power mode in which its xtal oscillator is disabled preventing it from supplying a clock to the DTMF generator Ring Line Reversal Detection Ring line reversal detection is provided by components C3
11. and the relays are indicated by LEDs The parallel phone detector may be used in adjunct box emulation The FX604 supply current may be measured by removing a jumper Where components are telco specific line impedance line protection ac load wetting pulse etc space is provided for the user to add appropriate components A user prototyping area is provided Finally with a different jumper configuration an FX602 and appropriate firmware the EV6040 board may be used for evaluating the FX602 The EV6020 manual is enclosed on disk 1996 Consumer Microcircuits Limited Evaluation Kit User Manual for FX604 EV6040 CONTENTS Section Page 1 0 Features ea e E A t 1 1 A Brief Description 1 1 2 Preliminary 4 1 2 1 Laboratory Equipment 4 1 2 2 Handling 4 1 2 3 Telephone Line Connection 5 1 9 QUICK 5 1 9 T Setting Up sea gne gne donde es 5 ELENO olet iO aA 5 TA Signal Eists 6 1 5 Circuit Schematics and Board Layouts 8 1 6 Detailed Description 10 1 6 1 Hardware Description Evaluation 10 1 7 Performance Specification esee 12 1 7 1 Electrical
12. brid receive output Remote Voice VDD Parallel Phone Detector output Hybrid transmit input Used as a mutable Local Voice input JUMPERS EVALUATION BOARD m3 EE Ref Position Sets R2 value for line reversal default or ring detect usage JP2 1 2 Disconnect to measure Ipp of evaluation device JP3 2 3 Sets Vpp 3 3V 1 2 or Vpp 5 0V 2 3 2 3 Sets FX602 input sensitivity for 3 3V 5 0V operation JP5 2 3 Sets FX602 input sensitivity for 3 3V or 5 0V operation JP6 2 3 Sets FX604 input sensitivity for 3 3V or 5 0V operation JP7 2 3 Sets FX604 output drive level for 3 3V or 5 0V operation JP8 1 2 1 2 Disconnect to supply an external clock to JP8 1 2 JP9 1 2 all o c User selectable DTMF answerback code Default C JP9 3 4 JP10 o c Links the Parallel Phone Detector to connector J1 19 1996 Consumer Microcircuits Limited 7 UM6040 3 EV6040 Circuit Schematics and Board Layouts Evaluation Kit User Manual for FX604 1 5 T
13. ms listed on the separate information sheet EK6040 and notify CML within 7 working days if the delivery is incomplete Telephone Line Connection This Evaluation Kit is not approved for direct or indirect connection to any public telecommunication system Users are advised to observe local statutory requirements which may apply to this product 1996 Consumer Microcircuits Limited 4 UM6040 3 Evaluation Kit User Manual for FX604 EV6040 1 3 Quick Start This section provides instructions for users who wish to experiment immediately with the evaluation kit A fuller description of the kit and its use appears later in this document 1 3 1 Setting Up THE EV6040 COMES PRE CONFIGURED WITH AN FX604 SET FOR OPERATION AT 5 0V The board should be interconnected to a suitable uC control board with 20 way flat cable as shown in the Block Diagram of Figure 1 If the EV6000 uC board is not used then power will need to be applied separately to the EV6040 evaluation kit through connector J3 An RJ11 US style phone jack is provided for telephone line simulator connection No board adjustments are required by the user although a 6000 line termination will need to be fitted to R20 before the EV6040 kit can be used Other telco specific components may be added as required BEFORE APPLYING POWER PLEASE CHECK THE FOLLOWING When using the EV6040 board with the EV6000 uC board it will be noted that each board has connections for a single
14. n output Operating Characteristics Timing Diagrams EV6040 For FX602 FX604 FX614 timing information and operating characteristics refer to CML Data Sheets CML does not assume any responsibility for the use of any circuitry described No IPR or circuit patent licences are implied CML reserves the right at any time without notice to change the said circuitry and this evaluation kit specification Evaluation kits are supplied for the sole purpose of demonstrating the operation of CML products and are supplied without warranty They are intended for use in a laboratory environment only and are not for re sale end use or incorporation into other equipments Operation of evaluation kits outside a laboratory environment is not permitted within the European Community software is supplied as is and is without warranty It forms part of the evaluation kit and is licensed for use only in this kit for the purpose of demonstrating the operation of CML products Whilst all reasonable efforts are made to ensure that software contained in this product is virus free CML accepts no responsibility whatsoever for any contamination which results from using this software and the onus checking that the software is virus free is placed on the purchaser of this evaluation kit CONSUMER MICROCIRCUITS LIMITED 1 WHEATON ROAD Telephone 44 1376 513833 WITHAM ESSEX Telefax 44 1376 518247 CM8 3TD ENGLAND e mail sales cmImicro co uk http www
15. t of Viy and Vgs pins 0 41 5 A Current into or out of J2 pins 3 and 4 250 250 Current into or out of any other connector 20 20 Storage Temperature 10 70 C Operating Temperature 10 35 C Operating Limits Correct operation of the Evaluation Kit outside these limits is not implied Notes Min Max Units Supply Vin Vss 8 0 35 0 V Supply Vpp Vss 3 0 5 5 V Operating Temperature 10 35 C External Clock Frequency 3 575965 3 583125 MHz Operating Characteristics For the following conditions unless otherwise specified Evaluation Device and DTMF Generator Xtal Frequency 3 579545MHz Vpp 3 3 or 5 0V Tamb 25 C Notes Min Typ Max Units DC Parameters Ipp 1 200 mA AC Parameters Xtal Clock Input to Evaluation Device High pulse width 2 100 ns Low pulse width 2 100 ns uC Interface Connector J1 Input logic 1 level 3 8096 Input logic 0 level 3 2096 Input leakage current Vin 0 to Vpp 3 5 0 45 0 Input capacitance 3 10 pF Output logic 1 level 120 4 9096 Output logic 0 level loj 4 1096 1996 Consumer Microcircuits Limited 12 UM6040 3 Evaluation Kit User Manual for FX604 Notes Not including any current drawn from the board connector pins by external circuitry Timing for an external input to the XTAL CLOCK pin When pin is configured as an input When uC pin is configured as a
16. tor value 6000 is required for the evaluation board to operate correctly 1 6 1 12 Voice Mute A mutable local voice input is provided on test point TP18 A logic 1 on 604 RXEQ J1 pin 20 unmutes the voice input selects the FX604 equalisation and illuminates the LED Access to voice signals is provided as follows The hybrid receive output Rx remote voice is located on test point TP16 The hybrid transmit output Tx local voice is located on test point TP15 If a voice input is not required test point TP18 should be connected to ground 1 6 1 13 Evaluation Device FX602 FX604 FX614 If the evaluation device is an FX602 it should be fitted in socket U2 position 1 and jumper JP10 should be fitted If the evaluation device is an FX604 or FX614 it should be fitted in socket U2 position 2 and jumper JP10 should be removed thus disabling the parallel phone detector output This output is still available on test point TP17 FX604 2 ENG 137 700000000 Figure 4 FX604 Configuration 1996 Consumer Microcircuits Limited 11 UM6040 3 Evaluation Kit User Manual for FX604 EV6040 1 7 Performance Specification 1 7 1 Electrical Performance Absolute Maximum Ratings Exceeding these maximum ratings can result in damage to the Evaluation Kit Min Max Units Supply Vss 0 3 40 0 V Supply Vpp Vss 0 3 7 0 V Voltage any connector pin to Vss 0 3 Vpp 0 3 V excluding J2 pins 3 and 4 Current into or ou
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