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LAN9514i-JZX Datasheet(PDF) 10 Page - SMSC Corporation |
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LAN9514i-JZX Datasheet(HTML) 10 Page - SMSC Corporation |
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10 / 49 page  USB 2.0 Hub and 10/100 Ethernet Controller Datasheet Revision 1.0 (11-24-09) 10 SMSC LAN9514/LAN9514i DATASHEET Table 2.1 EEPROM Pins NUM PINS NAME SYMBOL BUFFER TYPE DESCRIPTION 1 EEPROM Data In EEDI IS (PD) This pin is driven by the EEDO output of the external EEPROM. 1 EEPROM Data Out EEDO O8 This pin drives the EEDI input of the external EEPROM. 1 EEPROM Chip Select EECS O8 This pin drives the chip select output of the external EEPROM. 1 EEPROM Clock EECLK O8 This pin drives the EEPROM clock of the external EEPROM. Table 2.2 JTAG Pins NUM PINS NAME SYMBOL BUFFER TYPE DESCRIPTION 1 JTAG Test Port Reset nTRST IS This active low pin functions as the JTAG test port reset input. Note: This pin should be tied high if it is not used. 1 JTAG Test Mode Select TMS IS This pin functions as the JTAG test mode select. 1 JTAG Test Data Input TDI IS This pin functions as the JTAG data input. 1 JTAG Test Data Out TDO O12 This pin functions as the JTAG data output. 1 JTAG Test Clock TCK IS This pin functions as the JTAG test clock. Table 2.3 Miscellaneous Pins NUM PINS NAME SYMBOL BUFFER TYPE DESCRIPTION 1 System Reset nRESET IS This active low pin allows external hardware to reset the device. Note: This pin should be tied high if it is not used. 1 Ethernet Full-Duplex Indicator LED nFDX_LED OD12 (PU) This pin is driven low (LED on) when the Ethernet link is operating in full-duplex mode. General Purpose I/O 0 GPIO0 IS/O12/ OD12 (PU) This General Purpose I/O pin is fully programmable as either a push-pull output, an open-drain output, or a Schmitt-triggered input. |
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