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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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TMS320DM647 датащи(PDF) 152 Page - Texas Instruments |
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TMS320DM647 датащи(HTML) 152 Page - Texas Instruments |
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152 / 166 page  www.ti.com 6.18.4 Ethernet Subsystem Timing TMS320DM647/TMS320DM648 Digital Media Processor SPRS372 – MAY 2007 Table 6-66. SGMII0 Registers (continued) HEX ADDRESS RANGE REGISTER NAME DESCRIPTION 0x02D0 4848 Diag_Status Diagnostics Status Register (read only) 0x02D0 484C - 0x02D0 487F Reserved Reserved Table 6-67. SGMII1 Registers HEX ADDRESS RANGE REGISTER NAME DESCRIPTION 0x02D0 4C00 IdVer Identification and Version Register 0x02D0 4C04 Soft_Reset Soft Reset Register 0x02D0 4C08 - 0x02D0 4C0C Reserved Reserved 0x02D0 4C10 Control Control Register 0x02D0 4C14 Status Status Register (read only) 0x02D0 4C18 Mr_Adv_Ability Advertised Ability Register 0x02D0 4C1C Mr_Np_Tx Transmit Next Page Register 0x02D0 4C20 Mr_Lp_Adv_Ability Link Partner Advertised Ability (read only) 0x02D0 4C24 Mr_Np_Rx Link Partner Receive Next Page Register (read only) 0x02D0 4C28 - 0x02D0 4C2C Reserved Reserved 0x02D0 4C30 Reserved Reserved 0x02D0 4C34 Reserved Reserved 0x02D0 4C38 Reserved Reserved 0x02D0 4C3C Reserved Reserved 0x02D0 4C40 Diag_Clear Diagnostics Clear Register 0x02D0 4C44 Diag_Control Diagnostics Control Register 0x02D0 4C48 Diag_Status Diagnostics Status Register (read only) 0x02D0 4C4C - 0x02D0 4C7F Reserved Reserved Table 6-68. Ethernet Subsystem Timing Requirements UNIT PARAMETER MIN NOM MAX S t01 REFCLKP/N period, X4 mode 2.35 4 ns x 5 mode 2.35 5 ns x 6 mode 2.82 6 ns x 8 mode 3.76 8 ns x 10 mode 4.7 10 ns x 12 mode 5.65 12 ns x 12.5 mode 5.88 12.5 ns x 15 mode 7.06 15 ns x 20 mode 9.41 30 ns x 25 mode 11.76 35 ns t02 REFCLKP/N duty cycle 40 60 % t03 REFCLKP/N rise/fall 700 ps t04 PLL Clock Period, x n Mode to1 / n ns t05 PLL power up 1 µs Peripheral Information and Electrical Specifications 152 Submit Documentation Feedback |
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