參數(shù)資料
型號: IP178A
廠商: Electronic Theatre Controls, Inc.
英文描述: 8-Port 10/100 Ethernet Integrated Switch
中文描述: 8端口10/100以太網(wǎng)集成開關(guān)
文件頁數(shù): 8/44頁
文件大小: 1267K
代理商: IP178A
(Advance Version)
IP178A
PIN Description
(continued)
Pin no.
Direct mode LED.
108
DIRECT_LED
Label
Type
Description
IPL Direct mode LED
It is latched at the end of reset to select LED mode. It will be lathed as high, if it is
connected to VCC through a resistor. It will be latched as low, if it is left open.
1: LED direct mode.
IP178A provides 24 LED pins to drives 24 LED directly. The 24 LED are
LINK_LED[7:0], SPEED_LED[7:0], and FDX_LED[7:0].
0: LED scan mode (default)
IP178A provides 12 LED pins to drives 32 LED in scan mode. The 32 LED are
Link LED[7:0], Speed LED[7:0], Full duplex LED[7:0], and Rx LED[7:0]. It is
compatible to the previous version of IP178.
Preliminary, Specification subject to change without notice
IP178A-DS-P05
Sep. 09, 2002
8
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