參數(shù)資料
型號： IDT82P2521BHG
廠商： IDT, Integrated Device Technology Inc
文件頁數(shù)： 132/147頁
文件大小： 0K
描述： IC LIU E1 21+1CH SHORT 640-PBGA
標準包裝： 5
類型： 線路接口裝置（LIU）
規(guī)程： E1
電源電壓： 3.135 V ~ 3.465 V
安裝類型： 表面貼裝
封裝/外殼： 640-BGA 裸露焊盤
供應(yīng)商設(shè)備封裝： 640-PBGA-EP（31x31）
包裝： 托盤
其它名稱： 82P2521BHG
IDT82P2521
21(+1) CHANNEL HIGH-DENSITY E1 LINE INTERFACE UNIT
Programming Information
85
December 7, 2005
INTCH4 - Interrupt Requisition Source Register 4
INTTM - One Second Timer Interrupt Status Register
5.2.2
PER-CHANNEL REGISTER
CHCF - Channel Configuration Register
Address: 380H
Type: Read / Write
Default Value: 00H
Bit
Name
Description
7
INT_CH0
This bit indicates whether there is an interrupt generated in channel 0.
0: No interrupt is generated or all the interrupts are cleared in channel 0. (default)
1: At least one interrupt is generated in channel 0.
6 - 0
-
Reserved.
Address: 3C0H
Type: Read / Write
Default Value: 00H
Bit
Name
Description
7 - 1
-
Reserved.
0
TMOV_IS
This bit is valid only when the TMOV_IM bit (b0, GCF) is ‘0’. This bit indicates the interrupt status of one second time over.
0: No one second time over interrupt is generated; or a ‘1’ is written to this bit. (default)
1: One second time over interrupt is generated and is reported by the INT pin.
7654
321
0
INT_CH0
-
-----
-
7
654
321
0
--
---
--
TMOV_IS
Address: 001H, 041H, 081H, 0C1H, 101H, 141H, 181H, 1C1H, (CH1~CH8)
201H, 241H, 281H, 2C1H, 301H, 341H, 381H, 3C1H, (CH9~CH16)
401H, 441H, 481H, 4C1H, 501H, (CH17~CH21)
7C1H (CH0)
Type: Read / Write
Default Value: 00H
Bit
Name
Description
7 - 2
-
Reserved.
1
CHRST
Writing a ‘1’ to this bit will initiate per-channel software reset. Once initiated, per-channel software reset completes in 1 s maxi-
mum.
This bit is self cleared.
0-
Reserved.
76
54
3
2
1
0
--
-
CHRST
-
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