參數(shù)資料
型號: IDT82P20416DBFG
廠商: IDT, Integrated Device Technology Inc
文件頁數(shù): 81/121頁
文件大小: 0K
描述: IC LIU T1/E1/J1 16CH SH 484BGA
標準包裝: 84
功能: 線路接口單元(LIU)
接口: E1,J1,T1
電路數(shù): 16
電源電壓: 1.8V, 3.3V
功率(瓦特): 3.10W
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 484-LFBGA
供應(yīng)商設(shè)備封裝: 484-CABGA(19x19)
包裝: 托盤
包括: AIS 警報檢測器和發(fā)生器,回送功能,PRBS 發(fā)生器 / 檢測器,遠程檢測器和發(fā)生器
IDT82P20416
16-CHANNEL SHORT HAUL T1/E1/J1 LINE INTERFACE UNIT
Programming Information
62
December 17, 2009
GPIO - General Purpose I/O Pin Definition Register
Address: 100H
Type: Read / Write
Default Value: 0FH
Bit
Name
Description
7 - 4
-
Reserved.
3
LEVEL1
When the GPIO1 pin is defined as output, this bit determines the output level on GPIO1 and can be read and written.
0: Output low level.
1: Output high level. (default)
When the GPIO1 pin is defined as input, this bit indicates the input level on GPIO1 and can only be read.
0: Input low level.
1: Input high level. (default)
2
LEVEL0
When the GPIO0 pin is defined as output, this bit determines the output level on GPIO0 and can be read and written.
0: Output low level.
1: Output high level.
When the GPIO0 pin is defined as input, this bit indicates the input level on GPIO0 and can only be read.
0: Input low level.
1: Input high level. (default)
1
DIR1
This bit determines whether the GPIO1 pin is used as output or input.
0: Output.
1: Input. (default)
0
DIR0
This bit determines whether the GPIO0 pin is used as output or input.
0: Output.
1: Input. (default)
76
54
3
2
1
0
-
LEVEL1
LEVEL0
DIR1
DIR0
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