User Manual
Contents
1. IEEE802 3at or IEEE802 3af signature and classification connected to an output port Upon completion of a valid signature and classification the EVALAg6400 board will add power to the data from the PC on that port The corresponding LED on the EVALAg6400 board will illuminate when power is being applied to a port 6 2 Software Mode on board Using the set up shown in Figure 6 data is connected to the EVALAg6400 board via a switch connected to a PC With the EVALAg6400 set in software mode SW2 MODE switch Open it is important that the mode is set before the Ag6400 is powered up The optional 5V supply can be connected before or after the main 45V to 57V supply is connected it doesn t matter which When both supplies have been connected pressing and releasing the push switch SW1 will enable the on board u controller The first operation will be to check the mode of the Ag6400 If it is in software mode then LED2 will be illuminated If it is in hardware mode then LED1 will be illuminated If it is in software mode the u controller will continually monitor the status of each output and respond accordingly If it is in hardware mode the controller will do nothing and the Ag6400 will be if full control of the outputs 10 6 3 Software Mode external Using the set up shown in Figure 6 but this time J9 is connected to an external IC bus Links LK10 and LK11 must be removed to isolate the on board control2. must be removed isolating the on board controller from the IC bus LK9 connects SDI and SDO together for SDA this link can be removed if you want separate control lines When using the on board controller all switches on SW3 AD0 3 must be closed 5 Equipment Required Figure 6 shows a simple set up using the EVALAg6400 board to power 4 x Ethernet Cameras The equipment required EVALAg6400 Isolated 50V to 57V Power Supply Optional 5V power supply for software mode PC Switch Ethernet Cameras CAT5e cables V V VV VV ros 00 1 HE oe T 8 PC 1 Data Ethernet _ Camera Switch 0 A Data amp Power 0 EVALAg6400 Shane _ Camera Data amp Power 0 Ethernet Camera Isolated Power Supply 50V to 57V Data amp Power 0 Ethernet Camera Power Supply Opona tor Software Mode j Data amp Power ae 60 5V Figure 6 Basic set up 6 Using the Board 6 1 Hardware Mode Using the set up shown in Figure 6 data is connected to the EVALAg6400 board via a switch connected to a PC With the EVALAg6400 set in hardware mode SW2 MODE switch Closed it will automatically detect equipment presenting a valid
3. EVALAg6400 Evaluation Board User Manual Rev 2 0 July 2011 N N m 1 Table of Contents Table of Contents Table of Figures Introduction Board Description N 217 JADU FOWE aan henge 42 Dal OT 1 1 1 1 1 1 1 1 1 1 airing 43 Data and Power 180 11 dapsone ne ne nesne identi 4 4 Ag6400 Power 1 1 se 46 Selecion SMO AS inthe 1 1 1 1 1 a eee es 47 Software Interlace ometa 4 4 4 6 6 aara An nN Ennn EE DS inezin 0010101513108 15 6 7 8 9 5 Equipment Required 6 Using the Board 6I LE SACU O Moo A OS OTE EOE OS EN OTE RO eT NE I Rey RN eS OE MENT Ne TEE Ne 9 6 2 Software Mode on board 6 3 Software Mode external 2 Table of Figures Figure 1 EVALAg6400 Board Figure 2 Board LayOUut Figure 3 Output Power Selector Links Figure 4 Selection Switches Figure 5 C Control Circuit Figure 6 Basic Set up Figure 7 External IC Connections 3 Introduction This manual is intended to be a guide to using the EVALAg6400 evaluation board with Silver Telecom Power Sourcing Equipment PSE module 4 Board Description The EVALAg6400 evaluation bo
4. ail 4 5 Output Status LEDs When the Ag6400 is operating normally LEDs 4 5 6 and 7 will illuminate when power is being applied to that port 4 6 Selection Switches SW2 connects to the MID and MODE pins which have internal pull down resistors when the switch is closed the pin will be connected to Vcc Logic 1 SW3 connects to the ADO 803 IC address inputs which have internal pull up resistors when the switch is closed the pin will be connected to OV Logic 0 Figure 4 Selection Switches 4 7 Software Interface By default the EVALAg6400 board operates the Ag6400 in Hardware Mode But it does have the capably of operating the Ag6400 in Software Mode To run the board in Software Mode the circuit shown in Figure 5 needs to be powered from an isolated 5V power supply The circuit is designed to run from an isolated supply with opto isolators to demonstrate the example shown in the Ag6400 datasheet Figure 8 The isolated 5V is supplied is connected through J9 Pin 1 is connected to GND and Pin 6 is connected to 5V TPI TPS TRS m OOL etl TPS at TPB TPT TPS a Cw 0 Oe RIZ Ril Cael i 5 8 TP Figure 5 IC Control Circuit The EVALAg6400 can be used in software mode either by using the on board u controller U1 or from an external controller via the IC port on J9 To use the on board controller links LK9 to LK11 must be fitted To use an external controller links LK10 and LK11
5. ard will work with the Ag6400 only thtettre TOLL 03 Figure 1 EVALAg6400 Board LK1 LKZ 3 NES ESS 5 WES POS PORT 4 PORTS RT2 PORTL 5 TPi TPS TPS 530 OOO 1 SE u2 Bi mor 2 Ct 11 7 c5 TES TPE TP7TPS L T mn LK 7 FF Lk EVALAgq 400 REV l 1 1 a Swi A6G4to0 3V3 SUPPLY Figure 2 Board Layout gi 1 LEDE POWER ON 4 1 Input Power Input power for the Ag6400 is supplied through J11 which is a standard DC10 connector with a 2 5mm Dia centre pin For use with IEEE802 3af Powered Devices the input voltage can be between 45V to 57V and for IEEE802 3at PDs the voltage can be between 50V and 57V It is important that the power supply used has sufficient current capability to handle all four ports at maximum load J11 centre pin is Ve with respect to the outer connection The EVALAg6400 board does have a protection diode in series with the centre pin to prevent damage if the polarity is accidentally reversed When the Ag6400 is set in hardware mode this is the only power that the board needs 4 2 Data Inputs The EVALAg6400 board has four 10 100BASE T data inputs PORT 1 J1 PORT 2 3 PORT 3 J5 PORT 4 7 4 3 Data and Power Outputs The EVALAg6400 board has four 10 100BASE T outputs PORT 1 J2 PORT 2 4 PORT 3 J6 PORT 4 8 Power can be applied to ei
6. ler from the 1 C bus If the external IC bus uses SDA then LK9 must be fitted but if the external IC bus uses SDI and SDO then the link LK9 must be removed Note external power must also be provided through J9 primarily this is for the on board opto isolators but it will also power the on board p controller which is why it needs to be disconnected from the IC bus Data is connected to the EVALAg6400 board via a switch connected to a PC With the EVALAg6400 set in software mode SW2 MODE switch Open it is important that the mode is set before the Ag6400 is powered up Once the EVALAg6400 is powered the Ag6400 is now controlled externally via the 1 C bus J9 4 1 GND 2 SCL 3 SDI SDA 4 SDO 5 INT 6 5 Figure 7 External IC Connections
7. ther the spare pairs or the data pairs on any port by setting the position of the links LK1 to LK8 as shown below With jumper links positioned between the top and centre pins the power will be supplied on the DATA pairs With jumper links positioned between the centre and bottom pins the power will be supplied on the SPARE pairs Oh LK LKO LKS LK LK3 164 LK1 LKZ2 DATA spans OL g H NEG POS NEG POS NEG POS NEG POS PORT4 PORTS PORT2 PORTI LED LEDS LEDS LENA Figure 3 Output Power Selector Links It is important that these links are in the same position for each output port pair LK1 amp LK2 Both on DATA or both on SPARE LK3 amp LK4 Both on DATA or both on SPARE LK5 amp LK6 Both on DATA or both on SPARE LK7 amp LK8 Both on DATA or both on SPARE It is not allowed to have one of the above pairs connected to the DATA pair and the other connected to the SPARE pair e g LK1 DATA and LK2 SPARE 4 4 Ag6400 Power Supplies The EVALAg6400 board only requires one power supply as mentioned in Section 4 1 but the AG6400 requires two supplies Vcc and Vee In addition to this the Vcc supply to the Ag6400 must power up before the Vee supply To make this easier the module U9 take the input voltage from J11 45V to 57V and generates the Vcc supply rail 3 3V In addition to this is also connects the Vcc rail to the Ag6400 before switching the input supply from J11 to the Vee r
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