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Rainbow-electronics DS21458 manuali

Manuali dei proprietari e guide per l'utente per Comunicazione Rainbow-electronics DS21458.
We fornisce 1 manuali pdf Rainbow-electronics DS21458 per scaricare gratuitamente in base al tipo di documento: Manuale Utente


Rainbow electronics DS21458 Manuale Utente (270 pagine)


Marchio: Rainbow-electronics | Categoria: Comunicazione | Dimensione: 1.61 MB |

 

Indice

DS21455/DS21458

1

Quad T1/E1/J1 Transceivers

1

DOCUMENT REVISION HISTORY

2

TABLE OF CONTENTS

3

LIST OF FIGURES

6

LIST OF TABLES

8

1. DESCRIPTION

9

1.1 Standards

10

2. FEATURE HIGHLIGHTS

11

2.1 General

11

2.2 Line Interface

11

2.3 Clock Synthesizer

11

2.4 Jitter Attenuator

12

2.5 Framer/Formatter

12

2.6 System Interface

13

2.7 HDLC Controllers

13

2.8 Test and Diagnostics

13

2.10 Control Port

14

DS21458

15

4. DS21455/DS21458 DELTA

17

4.1 Package

17

4.2 Controller Interface

17

4.3 ESIB Function

17

18 of 270

18

5. PIN FUNCTION DESCRIPTION

20

5.1 Transmit Side Pins

20

5.2 Receive Side Pins

22

CS (DS21458 Only)

26

CS is an active-low signal

26

WR (R/W)

26

WR is an active-low signal

26

5.6 Line Interface Pins

27

5.7 Supply Pins

28

5.8 Pin Descriptions

29

RD (DS)

30

5.9 Packages

39

6. PARALLEL PORT

41

6.1 Register Map

41

8. PROGRAMMING MODEL

48

8.1 Power-Up Sequence

49

8.2 Interrupt Handling

50

Status Registers

50

8.4 Information Registers

51

9. CLOCK MAP

52

Figure 9-1. Clock Map

52

10.1 T1 Control Registers

53

58 of 270

58

60 of 270

60

11.1 E1 Control Registers

64

70 of 270

70

14. LOOPBACK CONFIGURATIONS

80

Table 14-1. LIUC CONTROL

82

15. ERROR COUNT REGISTERS

85

17. SIGNALING OPERATION

93

17.1 Receive Signaling

93

94 of 270

94

95 of 270

95

17.2 Transmit Signaling

100

107 of 270

107

116 of 270

116

20.1 Receive Side

119

20.2 Transmit Side

120

20.4 Minimum-Delay Mode

121

NEW Sa BIT

122

TPOSO/TNEGO

122

22.1 Transmit BOC

123

22.2 Receive BOC

123

127 of 270

127

24. HDLC CONTROLLERS

141

24.2 HDLC Configuration

143

24.3 HDLC Mapping

146

24.3.5 HDLC FIFOS

154

155 of 270

155

Bit # 7 6 5 4 3 2 1 0

156

Default 0 0 0 0 0 0 0 0

156

24.6 D4/SLC-96 Operation

157

25.1 LIU Operation

159

25.2 LIU Receiver

159

25.3 LIU Transmitter

161

25.4 MCLK Prescaler

162

25.5 Jitter Attenuator

162

Figure 25-4. CMI Coding

163

25.7 LIU Control Registers

164

Table 25-1. TPD CONTROL

164

**N.M. = not meaningful

165

3) C = 1µF ceramic

173

DS21455/458

174

175 of 270

175

Template

176

DS21458/455

177

DETECTION

179

27. BERT FUNCTION

186

27.3 BERT Bit Counter

193

27.4 BERT Error Counter

194

195 of 270

195

29.1 Channel Interleave Mode

199

29.2 Frame Interleave Mode

199

Figure 29-1. IBO Example

201

202 of 270

202

T1 TRANSMIT

211

TPOS TNEG

212

E1 TRANSMIT

213

TEST ACCESS PORT

216

CONTROLLER

216

35.1 Instruction Register

220

Table 35-3. DEVICE ID CODES

221

35.2 Test Registers

222

35.3 Boundary Scan Register

222

35.4 Bypass Register

222

35.5 Identification Register

222

WR (R/W) observe_only

223

RD (DS) observe_only

223

CS2/A9 observe_only

224

36.1 T1 Mode

228

Enabled)

231

LSB F MSB LSB MSB LSB MSB

235

ABC/AD/B ABC/AD/B

235

CHANNEL 1CHANNEL 24

236

CHANNEL 23

236

CHANNEL 1CHANNEL 32

237

CHANNEL 31

237

239 of 270

239

LSB FMSB

240

BIT DETAIL

242

LSB MSB LSB MSB

246

DON'T CARE

246

A8 & A9

255

Bit Position

261

Channel 1

261

Sa4 to Sa8

261

39. PACKAGE INFORMATION

269




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