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KSZ9567R 数据表(PDF) 157 Page - Microchip Technology |
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KSZ9567R 数据表(HTML) 157 Page - Microchip Technology |
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157 / 233 page  2022 Microchip Technology Inc. and its subsidiaries DS00002329E-page 157 KSZ9567R Note 5-7 The default value of this field is determined by the RXD6_0 (Port 6) or RXD7_0 (Port 7) configuration strap value. Refer to Section 3.2.1, "Configuration Straps," on page 16 for additional information. Note 5-8 The default value of this field is determined by the RXD6_1 (Port 6) or RXD7_1 (Port 7) configuration strap value. Refer to Section 3.2.1, "Configuration Straps," on page 16 for additional information. Note 5-9 The default value of this field is determined by the RXD6_[3:2] (Port 6) or RXD7_[3:2] (Port 7) configuration strap value. Refer to Section 3.2.1, "Configuration Straps," on page 16 for additional information. 5.2.4 PORT N: PORT SWITCH MAC CONTROL REGISTERS (0xN400 - 0xN4FF) 5.2.4.1 Port MAC Control 0 Register 3 RGMII Egress Internal Delay (RGMII_ID_eg) 1 = Minimum 1.5 ns delay is added to egress RGMII clock 0 = No delay is added R/W 1b 2 MII / RMII Modes For MII interface: 1 = The MII interface operates as a MAC device (receives clocks, etc.) 0 = The MII interface operates as a PHY device (drives clocks, etc.) For RMII interface: 1 = The 50 MHz RMII REFCLK is received at the RXC pin 0 = A 50 MHz RMII REFCLK is generated from the RXC pin R/W Note 5-8 1:0 Port Interface Type Select 00 = Interface is RGMII 01 = Interface is RMII 10 = Interface is MII 11 = Interface is MII R/W Note 5-9 Address: 0xN400 Port N: 1-7 Size: 8 bits Bits Description Type Default 7:4 RESERVED RO 0x0 3 RESERVED R/W 0b 2 RESERVED RO 0b 1 Broadcast Storm Protection Enable 1 = Enable broadcast storm protection for ingress traffic 0 = Disable broadcast storm protection for ingress traffic R/W 0b 0 RESERVED R/W 0b Bits Description Type Default |
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