参数资料
型号: DS21Q44T
厂商: MAXIM INTEGRATED PRODUCTS INC
元件分类: Digital Transmission Controller
英文描述: DATACOM, FRAMER, PQFP128
封装: TQFP-128
文件页数: 20/105页
文件大小: 702K
代理商: DS21Q44T
DS21Q44
21 of 105
4. DS21Q44 REGISTER MAP
Table 4-1. REGISTER MAP SORTED BY ADDRESS
ADDRESS
R/W
REGISTER NAME
REGISTER
ABBREVIATION
00
R
BPV or Code Violation Count 1
VCR1
01
R
BPV or Code Violation Count 2
VCR2
02
R
CRC4 Error Count 1 / FAS Error Count 1
CRCCR1
03
R
CRC4 Error Count 2
CRCCR2
04
R
E-Bit Count 1 / FAS Error Count 2
EBCR1
05
R
E-Bit Count 2
EBCR2
06
R/W
Status 1
SR1
07
R/W
Status 2
SR2
08
R/W
Receive Information
RIR
09
R/W
Test 2
TEST2 (set to 00h)
0A
Not used
(set to 00H)
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 Control 1
RCR1
11
R/W
Receive Control 2
RCR2
12
R/W
Transmit Control 1
TCR1
13
R/W
Transmit Control 2
TCR2
14
R/W
Common Control 1
CCR1
15
R/W
Test 1
TEST1 (set to 00h)
16
R/W
Interrupt Mask 1
IMR1
17
R/W
Interrupt Mask 2
IMR2
18
Not used
(set to 00H)
19
Not used
(set to 00H)
1A
R/W
Common Control 2
CCR2
1B
R/W
Common Control 3
CCR3
1C
R/W
Transmit Sa Bit Control
TSaCR
1D
R/W
Common Control 6
CCR6
1E
R
Synchronizer Status
SSR
1F
R
Receive Nonalign Frame
RNAF
20
R/W
Transmit Align Frame
TAF
21
R/W
Transmit Non-Align Frame
TNAF
22
R/W
Transmit Channel Blocking 1
TCBR1
23
R/W
Transmit Channel Blocking 2
TCBR2
24
R/W
Transmit Channel Blocking 3
TCBR3
25
R/W
Transmit Channel Blocking 4
TCBR4
26
R/W
Transmit Idle 1
TIR1
27
R/W
Transmit Idle 2
TIR2
28
R/W
Transmit Idle 3
TIR3
29
R/W
Transmit Idle 4
TIR4
相关PDF资料
PDF描述
DS21Q44TN DATACOM, FRAMER, PQFP128
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DS21Q48 DATACOM, PCM TRANSCEIVER, PBGA144
DS21Q552 DATACOM, PCM TRANSCEIVER, PBGA256
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