參數(shù)資料
型號: DS21Q42TN
廠商: DALLAS SEMICONDUCTOR
元件分類: Digital Transmission Controller
英文描述: DATACOM, FRAMER, PQFP128
封裝: TQFP-128
文件頁數(shù): 35/119頁
文件大?。?/td> 1309K
代理商: DS21Q42TN
DS21Q42
22 of 119
4. DS21Q42 REGISTER MAP
Register Map Sorted by Address Table 4-1
ADDRESS
R/W
REGISTER NAME
REGISTER
ABBREVIATION
00
R/W
HDLC Control
HCR
01
R/W
HDLC Status
HSR
02
R/W
HDLC Interrupt Mask
HIMR
03
R/W
Receive HDLC Information
RHIR
04
R/W
Receive Bit Oriented Code
RBOC
05
R
Receive HDLC FIFO
RHFR
06
R/W
Transmit HDLC Information
THIR
07
R/W
Transmit Bit Oriented Code
TBOC
08
W
Transmit HDLC FIFO
THFR
09
Not used
(set to 00H)
0A
R/W
Common Control 7
CCR7
0B
Not used
(set to 00H)
0C
Not used
(set to 00H)
0D
Not used
(set to 00H)
0E
Not used
(set to 00H)
0F
R
Device ID
IDR
10
R/W
Receive Information 3
RIR3
11
R/W
Common Control 4
CCR4
12
R/W
In–Band Code Control
IBCC
13
R/W
Transmit Code Definition
TCD
14
R/W
Receive Up Code Definition
RUPCD
15
R/W
Receive Down Code Definition
RDNCD
16
R/W
Transmit Channel Control 1
TCC1
17
R/W
Transmit Channel Control 2
TCC2
18
R/W
Transmit Channel Control 3
TCC3
19
R/W
Common Control 5
CCR5
1A
R
Transmit DS0 Monitor
TDS0M
1B
R/W
Receive Channel Control 1
RCC1
1C
R/W
Receive Channel Control 2
RCC2
1D
R/W
Receive Channel Control 3
RCC3
1E
R/W
Common Control 6
CCR6
1F
R
Receive DS0 Monitor
RDS0M
20
R/W
Status 1
SR1
21
R/W
Status 2
SR2
22
R/W
Receive Information 1
RIR1
23
R
Line Code Violation Count 1
LCVCR1
24
R
Line Code Violation Count 2
CVCR2
25
R
Path Code Violation Count 1
PCVCR1
26
R
Path Code violation Count 2
PCVCR2
27
R
Multiframe Out of Sync Count 2
MOSCR2
28
R
Receive FDL Register
RFDL
29
R/W
Receive FDL Match 1
RMTCH1
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PDF描述
DS21Q42T DATACOM, FRAMER, PQFP128
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