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TUSB7320 Datasheet(PDF) 64 Page - Texas Instruments |
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TUSB7320 Datasheet(HTML) 64 Page - Texas Instruments |
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64 / 115 page  TUSB7320, TUSB7340 SLLSE76J – MARCH 2011 – REVISED MAY 2012 www.ti.com Table 4-106. Custom PHY Transmit/Receive Control Register Description(1) Bit Field Name Access Description 31:27 RSVD r Reserved. Returns zeros when read. Port 4 Equalization Override. When this bit is set to ‘1’, the TUSB73X0 overrides the default equalization settings for port 4 with the values in the 26† PORT4_EQ_OV† rw PORT4_EQ_FUNC field and the PORT4_EQ_INIT field of the Equalizer Control Register. For the TUSB7320 Port 4 is not present and this bit has no effect. Port 4 Swing Override. When this bit is set to ‘1’, the TUSB73X0 overrides the default swing settings for port 4 with the values in the 25† PORT4_SWING_OV† rw PORT4_SWING field of the Deemphasis and Swing Control Register. For the TUSB7320 Port 4 is not present and this bit has no effect. Port 4 Deemphasis Override. When this bit is set to ‘1’, the TUSB73X0 overrides the default de-emphasis settings for port 4 with the values in 24† PORT4_DE_OV† rw the PORT4_DE field of the Deemphasis and Swing Control Register. For the TUSB7320 Port 4 is not present and this bit has no effect. 23:19 RSVD r Reserved. Returns zeros when read. Port 3 Equalization Override. When this bit is set to ‘1’, the TUSB73X0 overrides the default equalization settings for port 3 with the values in the 18† PORT3_EQ_OV† rw PORT3_EQ_FUNC field and the PORT3_EQ_INIT field of the Equalizer Control Register. For the TUSB7320 Port 3 is not present and this bit has no effect. Port 3 Swing Override. When this bit is set to ‘1’, the TUSB73X0 overrides the default swing settings for port 3 with the values in the 17† PORT3_SWING_OV† rw PORT3_SWING field of the Deemphasis and Swing Control Register. For the TUSB7320 Port 3 is not present and this bit has no effect. Port 3 Deemphasis Override. When this bit is set to ‘1’, the TUSB73X0 overrides the default de-emphasis settings for port 3 with the values in 16† PORT3_DE_OV† rw the PORT3_DE field of the Deemphasis and Swing Control Register. For the TUSB7320 Port 3 is not present and this bit has no effect. 15:11 RSVD r Reserved. Returns zeros when read. Port 2 Equalization Override. When this bit is set to ‘1’, the TUSB73X0 overrides the default equalization settings for port 2 with the values in the 10† PORT2_EQ_OV† rw PORT2_EQ_FUNC field and the PORT2_EQ_INIT field of the Equalizer Control Register. Port 2 Swing Override. When this bit is set to ‘1’, the TUSB73X0 9† PORT2_SWING_OV† rw overrides the default swing settings for port 2 with the values in the PORT2_SWING field of the Deemphasis and Swing Control Register. Port 2 Deemphasis Override. When this bit is set to ‘1’, the TUSB73X0 8† PORT2_DE_OV† rw overrides the default de-emphasis settings for port 2 with the values in the PORT2_DE field of the Deemphasis and Swing Control Register. 7:3 RSVD r Reserved. Returns zeros when read. Port 1 Equalization Override. When this bit is set to ‘1’, the TUSB73X0 overrides the default equalization settings for port 1 with the values in the 2† PORT1_EQ_OV† rw PORT1_EQ_FUNC field and the PORT1_EQ_INIT field of the Equalizer Control Register. Port 1 Swing Override. When this bit is set to ‘1’, the TUSB73X0 1† PORT1_SWING_OV† rw overrides the default swing settings for port 1 with the values in the PORT1_SWING field of the Deemphasis and Swing Control Register. Port 1 Deemphasis Override. When this bit is set to ‘1’, the TUSB73X0 0† PORT1_DE_OV† rw overrides the default de-emphasis settings for port 1 with the values in the PORT1_DE field of the Deemphasis and Swing Control Register. (1) Bits marked with † are reset by a PCI Express reset (PERST#), a GRST#, or the internally-generated power-on reset 64 CLASSIC PCI CONFIGURATION SPACE Copyright © 2011–2012, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Link(s): TUSB7320 TUSB7340 |
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