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SD384SPIEVK - Eval Bd for LMH0384 Cable

1. 0 1uF GND SDI C2 275 3 BNC_EDGE 1uF Gs 275 4 GND 1uF LAYOUT NOTE Z75_1 W 20MIL ZO 75 5 Z75_2 W 20MIL ZO 75 5 SPI Mode Pin Mode Select JP1 JP4 JP1 VCC JP2 SPI Mode BYPASS CD D1 Kt LED HDR_ 3x2 VCC Pin Mode Controls do not place Jumpers JP6 8 for SPI Mode VCC CD MUTE MOSI CD MOSI CD V GND x D P Q D 2 E Aa S ORS BYPASS CD MUTEREF V GND BYPASS VCC JP7 GND HDR 3 BYPASS VCC C6 0 1uF GND eh LMH0384 VEE SS JP5 O O HDR_2 MUTEREF AUTOSLP MISO VCC JP8 91 E g GND HDR_3 SPI Header AUTO SLEEP JP9 GND SCK MUTE SCK MOSI MOSI MISO AUTOSLP MISO SS VEE SS GND HDR_6 GND jf J2 SDO ZDIFF100 P Z50 1 SMA_R_EDGE ATUR if i J3 SDO ZDIFF100 N Z50 2 SM R EDGE 4 7uF GND LAYOUT NOTE ZDIFF100_P ZDIFF100_N DIFFERENTIAL 1000HM IMPEDANCE Z250_1 Z50_2 W 40MIL ZO 50 5 SMA 3 4 inch spacing center to center Pin Mode V V HDR_3 GND HDR_3 HDRES GND SPI_EN Company Confidential Title SD384 Evaluation Board for LMH0384 National Semiconductor Size B Doc No Rev A Print Date 3 4 2009 Sheet 1 of 1 File C SD384 LMH0344 SchDoc 1 2 3 4 5 6 SPA Dongle Bill of Materials Reference Designator Qty Description S Manufacturer Manufacturer Part No Osram Opto LS M670 H2L1 1
2. Trouble Shooting If the following window Figure 14 opens after starting the ALP software double check the hardware setup No Devices Detected l No attached ALF based USB boards were detected The application will run in demonstration device emulation mode Figure 14 Analog LaunchPAD No Devices Error It may also be that the USB driver is not installed Check the device manager There should be an NSC ALP Nano Atmel device under the Universal Serial Bus Controllers as shown in Figure 15 Device Manager Eile Action View Help Hee 2B Sound video and game controllers System devices Universal Serial Bus controllers Generic USB Hub Generic USB Hub Intel R ICHE Family USE Universal Host Controller 2630 Intel R ICHS Family USE Universal Host Controller 2831 Intel R ICHS Family USB Universal Host Controller 2832 Intel R ICHE Family USE Universal Host Controller 2834 Intel R ICHE Family USB Universal Host Controller 2635 Intel R ICHE Family USB2 Enhanced Host Controller 2836 Intel R ICHE Family USB2 Enhanced Host Controller 2834 ENSC ALP Nano Atmel Sierra Wireless MCS725 Device LSB Root Hub USB Root Hub USB Root Hub USE Root Hub USB Root Hub USB Root Hub USE Root Hub Figure 15 Windows XP Analog LaunchPAD USB Driver The software should start with only LMH0384 Nano in the Devices pull down menu If there are more devices then th
3. 1 i a LMHO0384 Nano verbose Descriptions Name T C Carrier Detect 6 Mute 5 Bypass 4 3 Sleep Mode 2 Extended 36 Reach Mode i Jol Reserved 8 Ox01 Gutput Driver R Ox02 Launch Amplitude E 0x03 CLI 3 OxO4 Device ID ALP Framework Figure 10 LMH0384 Registers Tab without Verbose Descriptions The Display button provides another view of the register set and is depicted in Figure 11 The Display dialog supports the Windows copy command Citrl c Register Display ALP Nano USB 1 LMHO384 Nano Connector 1 segister Display ALP Mano USB 1 LMHO384 Nano Connector 1 Data Mame Ox08 General Control xt Output Driver 0x00 Launch Amplitude ox00 LI x z Device ID Figure 11 LMH0384 Register Display The Load and Save buttons provide a handy mechanism for restoring or saving the register set external to the evaluation board SD384SPI EVK User Guide 12 of 19 Rev 1 1 2009 National Semiconductor Corp Typical Performance Figures 12 and 13 show typical output waveforms of the SD384 with the 1m of Belden 1694A cable on the input and 110m of Belden 1694A cable on the input respectively The input signal is a 2 97 Gbps PRBS10 and the output signal is measured on the Agilent DCA J 86100C Oscilloscope d Figure 13 SD384 Output Waveform at 2 97 Gbps with 110m Belden 1694A Cable SD384SPI EVK User Guide 13 of 19 Rev 1 1 2009 National Semiconductor Corp
4. Swing Output Swing FOU Output Offset Output Offset Output Offset 1 25 Cable Length Cable Length 120 SD384SPI EVK User Guide Rev 1 1 ry 300 200 100 The Output Swing control shows the current value of the LMH0384 output amplitude and allows adjustment in 100 mV increments from 400 mVp p to 800 MVp p The default setting is 700 mVp p The Output Swing may be set either by clicking on the or buttons or by grabbing and spinning the handle on the knob for a quick adjustment The Output Offset control shows the current value of the LMH0384 output common mode voltage and allows adjustment in 200 mV increments from 1 05V to 1 85V At the Max setting the outputs are referenced to the positive supply and the output common mode is 2 1V The default setting is 1 25V The Output Offset may be set either by clicking on the or buttons or by grabbing and spinning the handle on the knob for a quick adjustment The Cable Length shows the interpreted Belden 1694A cable length of the CLI register both with a visual bar graph and a decimal readout The Cable Length is only valid when an input signal is detected and is greyed out when there is no input to the LMH0384 8 of 19 2009 National Semiconductor Corp Input Launch Level Control Input Launch Level Control The Input Launch Level Control is useful to compensate for attenuation Coarse Amplitude y Launc
5. aerospace applications or environments unless the TI products are specifically designated by TI as military grade or enhanced plastic Only products designated by TI as military grade meet military specifications Buyers acknowledge and agree that any such use of TI products which TI has not designated as military grade is solely at the Buyer s risk and that they are solely responsible for compliance with all legal and regulatory requirements in connection with such use TI products are neither designed nor intended for use in automotive applications or environments unless the specific TI products are designated by TI as compliant with ISO TS 16949 requirements Buyers acknowledge and agree that if they use any non designated products in automotive applications TI will not be responsible for any failure to meet such requirements Following are URLs where you can obtain information on other Texas Instruments products and application solutions Products Applications Audio www ti com audio Automotive and Transportation www ti com automotive Amplifiers amplifier ti com Communications and Telecom www ti com communications Data Converters dataconverter ti com Computers and Peripherals www ti com computers DLP Products www dip com Consumer Electronics www ti com consumer apps DSP dsp ti com Energy and Lighting www ti com energy Clocks and Timers www ti com clocks Industrial www ti com industrial Interface interface ti com Medical www ti com medical L
6. shown in Figure 6 SD384SPI EVK User Guide 6 of 19 Rev 1 1 2009 National Semiconductor Corp National Semiconductor Analog LaunchPAD sks una ALP Nano USB 1 1 LMH0384 Nano Registers Ge ALP Nano LSB 1 ah LMHO384 Nano LMHO364 3 Gbps HD SD SDI Extended Reach and Configurable Adaptive Equalizer ALP Framework Figure 6 LMH0384 Information Tab Functional Tab The Functional tab is the main tab of the GUI and presents a high level view of the LMH0384 as shown in Figure 7 National Semiconductor Analog LaunchPAD ALP Nano USB 1 1 LMHO334 Nano Information Functional Registers Scripting cS ALF Nano USE 1 Output Swing Output Offset Cable Length soi LMHO384 Nano Output Swing 700 Output Offset 1 25 Input Launch Level Control Coarse Amplitude Launch Amplitude Fine Tuning Sleep State LMHO384 Sleep State 0 dB 5 P Not Sleeping C G dE D On off Signal Detect Auto Signal Present Output Mute OFF Application of CLI Extending 36 Reach Smart 3G Reach Mode Mute OFF oe Equalizer Bypass Smart 3G Reach Mode pan Bypass Smart 36 Reach Mode Threshold mi 160 Extended 36 Reach Mode Offset From Nominal off dE Extended 3G Reach Mode Reset Force Ext 36 Reach Mode Figure 7 LMH0384 Functional Tab SD384SPI EVK User Guide 7 of 19 Rev 1 1 2009 National Semiconductor Corp Output Swing Output
7. 0 10 D1 1 LED TOPLED 628NM SUP RED CLR SMD Semiconductors R18 Z Osram Opto LSG T670 JL 1 0 JL 1 0 D5 D2 2 LED TOPLED 628 570 RED GRN 4PLCC Semiconductors 10 R18 Z Fairchild R1 R4 R5 R16 R20 R100_ 6 RES ZERO OHM 1 10W 5 0603SMD___ Panasonic ERJ 3GEYOROOV RES 47K OHM 1 16W 1 0603 SMD RES 1 0K OHM 1 16W 1 0603 SMD RES 100K OHM 1 16W 1 0603 SMD 1 RES 120K OHM 1 16W 1 0603 SMD SW1 SW2 2 SWITCH TACT APEM Components ADTSM31NV IC AVR MCU 128K 64QFN AT90USB1287 16MU IC REG LDO 300MA ADJ 8MSOP National Semiconductor LP3982IMM ADJ NOPB CRYSTAL 16 000MHZ 18PF FUND SMD Abracon Corporation ABM3 16 000MHZ B2 T SPA Dongle Schematic SD384SPI EVK User Guide 18 of 19 Rev 1 1 2009 National Semiconductor Corp lt gt 56 8 RESETB vec LAY OUT NOTE C1 next to pin 52 of U1 PAZ ADA LAYOUT NOTE VEC C5 next to pin 3 LAYOUT NOTE ont Ferrite amp capacitors 5 LAYOUT NOTE close to the MCU D D resistors close to the MCU 1uF J3 r SO UVCON lt VBUS UV ie PF J a H E R2 220pm 0603 D 4 a 7 CI T P 2o 0603 D Ad 2 gt ale ee r YOO OND G f a HT i ae VBUS amp AT90 AVR 8 Bit 4 is G Of w Fag PCB SHIELD zag PBO 0 O v R1 R2 lt 8 8 3 53 F o7 per EEA A A Ooo o 5 z Su Zire 36 5RN o z9 O uF PB4 S a mre R N R4 0803 PBO 46 ane 7p N g gt gt 00 KLL poi7 0 Q AGND R5 0603 a 00 gt PBI7 0 a PB Tee CO O Co SJ og O g L
8. 2009 National Semiconductor Corp National Semiconductor Analog LaunchPAD Ge ALP Nano USE 1 ogi LMHO384 Nano Connector 4 Connector 3 T E j ap re FERRER q 8 Switch Block ie i r SY Only 1 i a Bh L PEER EEE a okere sN ts i i t Hiri a gt E Esg D rr LE SMA i ly Varional Sra her TOS JE a Lu r Analog LaunchPAD a 1 ALP 100 inna ther etal T siu es Connector 1 m phy L gt os x 1 E a A a ia 9 al ALP Framework f Figure 18 Analog LaunchPAD Screen with Demo Mode Off SD384 Bill of Materials Reference Designator_ Qty Description Manufacturer Manufacturer Part No _ BNC Amphenol 75 ohm edge launch Johnson 2 SMA 50 ohm edge launch Components 142 0701 851 JP1 JP2 JP3 JP4 JP7 JP8 6 Header 3x1 0 1 3MESD_ 929834 02 36 __ Header 6x1 0 1 PCB Quick Fit Male Terminal 052 Keystone diameter 250 tab size Electronics 1287 ST Resistor 75 ohm 1 16W 1 0402 RC0402FR 0775RL Resistor 37 4 ohm 1 16W 1 0402 Vishay Dale CRCW040237R4FKED Resistor 300 ohm 1 10W 5 0402 Panasonic ECG ERJ 2GEJ301X National LMH0384 Cable Equalizer LLP 16 Semiconductor LMH0384SQ SD384 Schematic SD384SPI EVK User Guide 16 of 19 Rev 1 1 2009 National Semiconductor Corp GND PS2 R4 PS1 VCC 300 vcc VCC C5
9. AYOUT NOTE 7 0 lt _ gt Resistor close 5 to the device lal al ala O EER ERR ERK pz aj EE gt PDI7 0 Lu p lt P lt on JP7 GND JP8 PB1 MCK SPI y1 GND 2 MOSI SPI 6 PB4 CS 12S PBS MISO SPI O PDO SCL 12S PBO SS SPI uF Q 1 SDA 12S GND H6MHz CRYSTAL LAYOUT NOTE 10 11 C6 next to pin 2 of U1 F i 5p i 5pF RESETB Reset Circuit PAI7 0 lt __ gt PAIZ 0 LAYOUT NOTE Group LEDs in line LED Green Red 0803 PAG R18 100Kohm FAULT SHDN SS DIODE CC Qohm_open II DO NOT LOAD R21 If R21 is loaded DO NOT MOUNT R20 DO NOT MOUNT U4 This will allow use of 3 3V from U1 internal reguator Bootloader Activation Atmel Dongle Card Document Number Atmel Dongle Card Rev 1 Thursday November 06 2008 IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries Tl reserve the right to make corrections modifications enhancements improvements and other changes to its products and services at any time and to discontinue any product or service without notice Customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete All products are sold subject to Tl s terms and conditions of sale supplied at the time of order acknowledgment Tl warrants performance of its hardware products to the specifications applicable at the t
10. SD384SPIEVK SVK User Manual N LMH0384 Evaluation Board Reels ee with SPI Interactive GUI User Guide Overview The SD384SPI Evaluation Kit EVK enables evaluation of the LMH0384 3G HD SD SDI Adaptive Cable Equalizer A graphical user interface allows managing the SPI registers of the LMH0384 device Evaluation Kit SD384SPIEVK Contents The EVK contains the following parts e SD384EVK board assembly with the LMH0384 cable equalizer SPA dongle SPI gt USB card USB cable 6 pin parallel cable SD384SPIEVK User Guide Evaluation Board Description Figure 1 shows the SD384 evaluation board and highlights some of its features SD384SPI EVK User Guide 1 of 19 Rev 1 1 2009 National Semiconductor Corp SPI Header SRI HEADER m ag lt t EAO ET A Pin Mode Controls DO NOT PLACE JP6 JP8 FOR SP MODE lagen tose sleep CERERE VCE ute YPASS AUTOSLP Tol LMH0384SQ F 752 BNC J ni SDi Input 2 Gee Peo Se D f 502 SMA Connector ar ae oe SDO Output ee re el Connectors SPI Mode Pin Mode Select JP1 JP4 N MUTErer DC Power Connectors Figure 1 SD384 Evaluation Board SDI Input and SDO Output The SDI input connector J1 is a 75Q BNC connector The SDI input should conform to the SMPTE 424M SMPTE 292M or SMPTE 259M standards The SDO output connectors J2 and J3 are 509 SMA connectors When using only one side of the output pair the other side should
11. be terminated with a 5002 SMA termination For example when only using the SDO output SDO should be terminated with a 50Q SMA termination DC Power Connectors The VCC and GND power connectors should be powered with a DC input voltage of 3 3V 5 3 6V maximum SD384SPI EVK User Guide 2 of 19 Rev 1 1 2009 National Semiconductor Corp SPI Mode Pin Mode Select JP1 JP4 JP1 JP2 JP3 and JP4 are used to select between SPI Mode or Pin mode To select Pin Mode set four jumpers as shown in Figure 2 and to select SPI Mode set four jumpers as shown in Figure 3 Either Pin Mode or SPI mode must be selected for proper operation do not leave JP1 JP4 open z SPI MODE SPI MODE JP1 JP4 JP1 JP4 l l PIN MODE PIN MODE JP1 JP4 JP1 JP4 D Figure 2 Pin Mode Select Figure 3 SPI Mode Select MUT Eper JP5 JP5 allows control of the MUTErer function and may be used in either Pin Mode or SPI Mode MUTErer is an input voltage used to set the threshold for CD The MUTEper DC input voltage should be between OV and 3 3V Refer to the LMH0384 datasheet for details Leave JP5 unconnected for normal operation Pin Mode Controls JP6 JP8 JP6 JP7 and JP8 are used to control LMH0384 features while the device is configured for Pin Mode Jumpers should not be placed on JP6 JP7 or JP8 while the device is configured for SPI Mode CD and MUTE JP6 JP6 allows Carrier Detect CD monitoring and MUTE control CD is high whe
12. cannot be used since it is controlled automatically Refer to the LMH0384 datasheet for details Registers Tab The Registers tab displays all registers for the LMH0384 Figure 8 shows the Registers tab The Value field indicates the value of the currently selected register National Semiconductor Analog LaunchPAD Tasks ALP Nano USB 1 1 LMHO384 Nano gt ALP Nano USB 1 lt a LMHO0384 Nano verbose Descriptions Display General Control Output Driver Launch Amplitude CLI Device ID ee Re ee ee Gi ALP Framework Figure 8 LMH0384 Registers Tab Each register can be examined in detail by either double clicking on the desired registers fold bar with the address and the register name e g 0x00 General Control or by single clicking the icon at the right of the fold bar two inverted carats The Refresh button will re read the currently selected register and the Refresh All will read all registers in the device Changes may be made to the registers by checking or un checking the individual register bits or typing in a new register value in the Value field After setting the appropriate register value the Apply button must be pressed to apply the changes The detailed view of the General Control register is shown in Figure 9 with Verbose Descriptions checked and Figure 10 with Verbose Descriptions un checked SD384SPI EVK User Guide 10 of 19 Rev 1 1 2009 National Semicon
13. ductor Corp National Semiconductor Analog LaunchPAD Tasks I ALP Nano USB 1 1 LMH0384 Nano j 2 Information Functional Registers Scripting Ge ALP Mano USE 1 k gih LMHO384 Mano Value Apply Refresh All verbose Descriptions F Uo LIL Genera Binigegl Bitis Type Default Mame Description 7L R Carrier Debeck 0 No carrier detected 1 Carrier detected 6 Bw oxo Mute has precedence over Bypass 0 Normal operation 1 Outputs muted S RPW oxo Bypass 0 Normal operation 1 Equalizer bypassed Rul Oxi Sleep Mode Sleep mode control Sleep has precedence over Mute and Bypass 00 Disable sleep mode Force equalizer to stay enabled 01 Sleep mode active when no input signal detected 10 Force equalizer into sleep mode powered down regardless of whether there is an input signal or not 11 Reserved zO Rew Oxo Extended 36 Extended 36 reach mode to extend the Reach Mode cable length for 2 97 Gbps applications 0 Normal operation 1 Extended 3 reach mode if Jol Rew oxo Reserved Reserved as 00 Always write 00 to these bits Ha OxO1 Output Driver 4 OxO2 Launch Amplitude Ea 0x03 CLI 0x04 Device ID ALP Framework Figure 9 LMH0384 Registers Tab with Verbose Descriptions SD384SPI EVK User Guide 11 of 19 Rev 1 1 2009 National Semiconductor Corp National Semiconductor Analog LaunchPAD gt ALP Nano USB
14. e software is most likely in demo mode When the ALP is operating in demo mode there is a Demo Mode indication in the lower left of the application status bar as shown in Figure 16 SD384SPI EVK User Guide 14 of 19 Rev 1 1 2009 National Semiconductor Corp National Semiconductor Analog LaunchPAD GS ALP Board 1 ogg DP83640 og DPS3640 gt ALP Nano 1 ogi DSSOPCI401 Mano Ge ALP Nano 2 ogi _3GDA 5 Connector 4 EEESSR AE ALP Mano 3 Switch Block a calli ee SPA Base su HES ot La on Nano 4 3 l J h aner A gih LMHO384 Nano Ali aa Kah cS ALF Nano 5 is Fo T aih LMHO303 a omr mema ee e age 3 am r a J kE pa bma t pe oe at ane SMA j 26400 I Connector N N a ri ong JE bsg pe Aoa sae l A oallall Ti Analog LeaunchPAD mG gsn ma Ea l ALP 10G MORPET 20E E aki g o a ee _ F i Connector 1 Ma i Hm 2 Sa A ET g 1 EPR 08 an ey AP a iiia j ALP Framework Demo Mode Figure 16 Analog LaunchPAD in Demo Mode Disable the demo mode by selecting the Preferences pull down menu and un checking Enable Demo Mode Enable Demo Mode Figure 17 Analog LaunchPAD Preferences Menu After demo mode is disabled the ALP software will poll the ALP hardware The ALP software will update and have only LMH0384 Nano under the Devices pull down menu SD384SPI EVK User Guide 15 of 19 Rev 1 1
15. h Amplitude Fine Tuning of the input signal prior to the equalizer due to a passive splitter or non dB ideal input termination network C 6 dB The Coarse Amplitude control shows the current setting of the Coarse Control register and may be used to set the input for either O dB default or 6 dB of input attenuation At the default setting of 0 dB the LMH0384 operates normally and expects a launch amplitude of 800 mVp p With the Coarse Amplitude set to 6 dB the LMH0384 is optimized for input signals with 6 dB of input attenuation 400 mV gt p p The Launch Amplitude Fine Tuning may be used to further fine tune the LMH0384 input compensation from 2 2 dB to 2 9 dB The Launch Offset from Nominal Amplitude Fine Tuning may be set either by clicking on the or dB buttons or by grabbing and spinning the handle on the knob for a quick adjustment Sleep State and Signal Detect Sleep State y LMHO38 Sleep State The Sleep State control shows the status of the Sleep Mode register bits and Oon Bl Not Sleeping allows control over the sleep mode The Sleep State settings are as follows O off Slee Bite On Force the LMH0384 into sleep mode powered down regardless of whether auto BM Signal Present there is an input signal or not Off Disable sleep mode force LMHO0384 to stay enabled Auto Sleep mode active when no input signal detected default mode The LMH0384 Sleep State indicator shows the current status
16. ial Peripheral Interface header It allows access to the SPI pins SS MISO MOSI and SCK while the LMH0384 is in SPI mode To use the SPI interactive GUI plug the 6 pin parallel cable between this header and JP7 on the SPA dongle to connect the pins one for one as shown in Table 1 The SPA dongle requires special software and must be connected to the PC via the USB see the Software Setup section Table 1 SPI Connections between SD384 and SPA Dongle SD384 JP9 SPA dongle JP7 Pin Name Pin Name 1 GND gt 1 GND 2 SCK gt 2 MCK 3 MOSI gt 3 MOSI 5 SS gt 5 SS 6 GND gt 6 GND Carrier Detect LED D1 D1 shows the status of Carrier Detect This LED is GREEN when an input signal has been detected and OFF when no input is detected D1 shows the status of Carrier Detect while in Pin Mode or SPI Mode SPA Dongle Description The SPA dongle is required to use the SPI interactive GUI The SPA dongle connects between the LMH0384 SPI pins and the USB input of a PC The SPA dongle is shown in Figure 4 JP7 is the SPI Header The SPA dongle is powered through the USB and the D1 LED is RED when the SPA dongle is connected to a PC via the USB to indicate the board is powered SPI Header MADE IN USA R23 paid ne ee HH R22 i PRD AG in R set ir PAS H b o fe E R 4 qe op JP Ag USB I en 3 W bitssssiindiadidi i La k uw C
17. ime of sale in accordance with Tl s standard warranty Testing and other quality control techniques are used to the extent Tl deems necessary to support this warranty Except where mandated by government requirements testing of all parameters of each product is not necessarily performed Tl assumes no liability for applications assistance or customer product design Customers are responsible for their products and applications using TI components To minimize the risks associated with customer products and applications customers should provide adequate design and operating safeguards TI does not warrant or represent that any license either express or implied is granted under any TI patent right copyright mask work right or other TI intellectual property right relating to any combination machine or process in which TI products or services are used Information published by TI regarding third party products or services does not constitute a license from TI to use such products or services or a warranty or endorsement thereof Use of such information may require a license from a third party under the patents or other intellectual property of the third party or a license from Tl under the patents or other intellectual property of TI Reproduction of Tl information in Tl data books or data sheets is permissible only if reproduction is without alteration and is accompanied by all associated warranties conditions limitations and notices Reproductio
18. n no input signal is present MUTE may be used to force the outputs on or off or tied to CD to allow automatic mute operation based on the input signal To activate mute and force the outputs into a muted condition set the jumper to pull MUTE to VCC To turn off mute so that the outputs will never mute set the jumper to tie MUTE to GND For normal operation set the jumper to tie CD to MUTE for automatic mute control The LMH0384 MUTE pin has an internal pulldown to disable mute so JP6 may be left unconnected and the LMH0384 will never mute BYPASS JP7 JP7 allows control of the equalization BYPASS function To put the device into bypass mode set the jumper to pull BYPASS to VCC To turn off bypass for normal operation set the jumper to pull BYPASS to GND The LMH0384 BYPASS pin has an internal pulldown to disable bypass so JP7 may be left unconnected for normal operation AUTO SLEEP JP8 JP8 allows control of the AUTO SLEEP function To put the device into auto sleep mode in which it will power down when no input is detected set the jumper to pull AUTO SLEEP to VCC To turn off auto sleep and prevent the LMH0384 from automatically powering down set the jumper to pull AUTO SLEEP to GND The LMH0384 AUTO SLEEP pin has an internal pullup to enable auto sleep so JP8 may be left unconnected to enable auto sleep mode SD384SPI EVK User Guide 3 of 19 Rev 1 1 2009 National Semiconductor Corp SPI Header JP9 JP9 is the SPI Ser
19. n of this information with alteration is an unfair and deceptive business practice TI is not responsible or liable for such altered documentation Information of third parties may be subject to additional restrictions Resale of Tl products or services with statements different from or beyond the parameters stated by TI for that product or service voids all express and any implied warranties for the associated TI product or service and is an unfair and deceptive business practice TI is not responsible or liable for any such statements Tl products are not authorized for use in safety critical applications such as life support where a failure of the TI product would reasonably be expected to cause severe personal injury or death unless officers of the parties have executed an agreement specifically governing such use Buyers represent that they have all necessary expertise in the safety and regulatory ramifications of their applications and acknowledge and agree that they are solely responsible for all legal regulatory and safety related requirements concerning their products and any use of TI products in such safety critical applications notwithstanding any applications related information or support that may be provided by TI Further Buyers must fully indemnify TI and its representatives against any damages arising out of the use of TI products in such safety critical applications Tl products are neither designed nor intended for use in military
20. nductor Corp Software Description Startup Make sure all the software has been installed and the hardware is powered on and connected to the PC Execute Analog LaunchPAD from the start menu The default start menu location is Programs National Semiconductor Corp Analog LaunchPAD vx x x Analog LaunchPAD The application should come up in the state shown in Figure 5 below If it does not see Trouble Shooting at the end of this document Click on LMH0384 Nano to select the device and open up the device profile and its associated tabs National Semiconductor Analog LaunchPAD Tasks ey ALP Mano USB 1 gih LMIHO384 Nano am To Connector 4 E an Ph iy eel Bg Connector 3 e omr uel Ena a ii f ME AFUPNEF r fs L Ds EE babbabai at m ngi j mas E mi e a Corr T eE e aa e a ae EEL pe i i Switch Block Pe h ate PA EE Mias H S pen a a ant pu _ H a FF REI eae S Opal Kelly sas Saree a zu ak w S lt Q iam Oo ea apa ae aah g SMA 4 ip s P eo aes a t 7 7 j i F j p E ps O a me STE ee SMA i 26400 A Connector Voarionaf mT wii See ca Pete FD a O j 5 A m E al e P il om Analog LaunchPAD mG Cpa aa ii i ALP 100 netics i el E Tie a ate cw EUn as E Connector a aian i wooo Connector 1 r ALF Framework Figure 5 ALP Startup Screen for the LMH0384 Information Tab The Information tab is
21. of the LMH0384 sleep state It is GREEN to indicate sleeping or OFF to indicate not sleeping The Signal Detect shows the status of the input carrier detect It is GREEN to indicate the input signal is present or OFF to indicate the input signal is absent Output Mute and Equalizer Bypass The Output Mute indicator shows the mute status and the button may be used to toggle the mute Gutpuk Mute off function The indicator is GREEN to indicate mute LMH0384 outputs are muted and OFF to indicate normal mode outputs are not muted e The Equalizer Bypass indicator shows the bypass status and the button may be used to toggle a the bypass function The indicator is GREEN to indicate bypass is active equalization is bypassed and OFF to indicate normal mode Bypass iiil Extended 3G Reach Mode See ee eee ete The Extended 3G Reach Mode indicator shows the status of the Extended 3G Reach OFF Mode register bit and the button may be used to toggle this register bit The indicator is GREEN when the bit is set for extended 3G reach mode and OFF when the LMH0384 is set for normal mode Note that the indicator shows the status of the register bit not whether the device is actually in extended 3G reach mode or not If extended 3G reach mode is set the LMH0384 will remain in this mode until the input cable is physically changed or power is cycled For example extended 3G reach mode is forced and then it is turned off The indicator will sh
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23. onnector Gaiam ZD S Power Indicator Figure 4 SPA Dongle SD384SPI EVK User Guide 4 of 19 Rev 1 1 2009 National Semiconductor Corp Software Setup System Requirements Operating System Windows XP or Vista USB 2 0 Installation Download the latest software from the LMH0384 Evaluation Board page which can be found here http www national com analog interface sdi_sdv_evaluation boards Extract the ALPF_monthdayyear_major version_ minor version exe ex ALPF_07082009_ 127 0005 exe file to a temporary location that can be deleted later Make sure the SPA dongle is not connected to the PC The following installation instructions are for the Windows XP Operating System Install the ALP software Execute the ALP Setup Wizard program called ALPF_monthdayyear_major version_minor version exe ex ALPF_0 7082009 127 0005 exe that was extracted to a temporary location There are 7 steps to the installation once the setup wizard is started 1 Select the Next button Select I accept the agreement and then select the Next button Select the location to install the ALP software and then select the Next button Select the location for the start menu shortcut and then select the Next button There will then be a screen that allows the creation of a desktop and Quick Launch icon After selecting the desired choices select the Next button Select the Install button and the softwa
24. ow it is off but the SD384SPI EVK User Guide 9 of 19 Rev 1 1 2009 National Semiconductor Corp LMH0384 will still be in extended 3G reach mode until the input cable is changed or the device power is cycled The GUI provides a simple way to reset the extended 3G reach mode the Extended 3G Reach Mode Reset button This button will reset the equalizer and is similar to removing and re applying the input cable Application of CLI Extending 3G Reach patea E eels os clad This control may be used to enable a Smart 3G Reach Mode to extend the Smart 3G Reach Mode LMH0384 3G reach by up to 15m while still maintaining the performance at HD and OFF SD data rates When this mode is active it automatically controls the extended 3G reach mode and only enables extended 3G reach mode when the input cable length lt to the equalizer is less than the threshold The indicator is GREEN when this mode Smart 3G Reach Made Threshold mi is active and OFF when this mode is not used default When this mode is active the Smart 3G Reach Mode Threshold may also be changed The default threshold is 180m Belden 1694A which means that extended 3G reach mode will only be active when the input cable length is lt 180m When the input cable length is 2180m extended 3G reach mode will automatically turn off allowing equalization of much longer cable lengths for HD and SD data rates When Smart 3G Reach Mode is active the Extended 3G Reach Mode control
25. re will then be installed to the selected location 7 Uncheck Launch Analog LaunchPAD and select the Finish button The ALP software will start if Launch Analog LaunchPAD is checked but it will not be useful until the USB driver is installed ag ie IS gt Connect JP9 of the SD384 evaluation board to JP7 of the SPA dongle via the 6 pin parallel cable as shown in Table 1 Power on the SD384 evaluation board with a 3 3 VDC power supply Connect the SPA dongle to the PC with the USB cable The Found New Hardware Wizard will open on the PC Proceed to the next section to install the USB driver Install the USB driver There are 6 steps to install the USB driver 1 Select No not at this time then select the Next button 2 Select Install from a list or specific location then select the Next button 3 Select Search for the best driver in these locations Uncheck Search removable media and check Include this location in the search 4 Browse to the Install Directory which is typically located at C Program Files National Semiconductor Corp Analog LaunchPAD vx x x Drivers and select the Next button Windows should find the driver 5 Select Continue Anyway 6 Select the Finish button The software installation is complete The ALP software may now be launched as described in the next section SD384SPI EVK User Guide 5 of 19 Rev 1 1 2009 National Semico

SD384SPIEVK - Eval Bd for LMH0384 Cable

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