参数资料
型号: GT-48002A
厂商: Galileo Technology Services, LLC
英文描述: Switched Fast Ethernet Controller for 100BaseX(100BaseX交换式快速以太网控制器)
中文描述: 交换式快速以太网控制器(100BaseX交换式快速以太网控制器的100BaseX)
文件页数: 69/102页
文件大小: 1001K
代理商: GT-48002A
Switched Fast Ethernet Controller
Revision 1.2
69
The timings for the LED serial interface are shown in Figure 17.
Figure 17: Serial LED Interface Timings
17.4.1
Table of Internal Activities/Status Driven via the Serial LED Interface
The following table defines a bit by bit description of the internal signals driven through the LED Indications Serial Inter-
face. The bit number refers to the activation of LEDStb. LEDStb is active for bit# 1. RESERVED bits contents is not de-
fined (i.e. can be either HIGH or LOW).
Table 33: LED Signals
Bi t Nu m b e r
Si g n a l
Bi t N u m b e r
Si g n a l
1
primary_port_status[0]
22
port_is_sniffer[1]
2
primary_port_status[1]
23
full_duplex[1]
3-8
PRIVATE
24-72
-reserved-
9
transmit[0]
73
link_test_fail[0]
10
receive[0]
74
link_test_fail[1]
11
collision[0]
75-80
-reserved-
12
rx_buffer_full[0]
81
partition[0]
13
unknown_enable[0]
82
partition[1]
14
port_is_sniffer[0]
83-88
-reserved-
15
full_duplex[0]
89
secondary_port_status[0]
16
-reserved-
90
secondary_port_status[1]
17
transmit[1]
91-96
-reserved-
18
receive[1]
97
pure_port_status[0]
19
collision[1]
98
pure_port_status[1]
20
rx_buffer_full[1]
99-128
-reserved-
21
unknown_enable[1]
LEDClk
1us
90ns
LEDStb
LEDData
or 4.95us
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