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AM79C874VC Datasheet(PDF) 26 Page - Advanced Micro Devices |
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AM79C874VC Datasheet(HTML) 26 Page - Advanced Micro Devices |
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26 / 60 page  26 Am79C874 P R E L I M INARY Figure 5. Standard LED Configuration Table 5. Advanced LED Selections Notes: 1. LED flashes for RX and TX activity. 2. LED flashes for RX activity. 3. 0 means logic level low at the pin. 4. 1 means logic level high at the pin. MODE LEDBTX/ LEDBTA (Pin 44) LEDTX/ LEDBTB (Pin 47) LEDBT/ LEDTXA (Pin 57) LEDFDX/ LEDTXB (Pin 58) No Link 0 0 0 0 10BT Half Duplex 1 0 0 0 10BT Half Activity Flash (Note 1) 0 0 0 10BT Full Duplex 0 1 0 0 10BT Full Activity 0 Flash (Note 2) 0 0 100BT Half Duplex 0 0 1 0 100BT Half Activity 0 0 Flash (Note 1) 0 100BT Full Duplex 0 0 0 1 100BT Full Activity 0 0 0 Flash (Note 2) 330 VCC 100 Mbps LEDSPD[0] 10 Mbps LEDSP[1] Collision LEDCOL Duplex LEDDPX Transmit LEDTX Receive LEDRX Link (Note 1) LEDLNK Link (Note 2) LEDLNK LED 330 VCC LED 330 VCC LED 330 VCC LED 330 VCC LED 330 VCC LED 330 VCC LED 330 LED 22235I-7 Notes: 1. Use for non 7-wire interface configurations. 2. Use for 7-wire interface configurations. |
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