Silicon Laboratories SI2494/39 manuals

Silicon laboratories SI2494/39 User Manual (304 pages)

Brand: Silicon-laboratories | Category: Telephones | Size: 4.15 MB |

English

Table of contents

Modem Designer’s Guide

1

2 Rev. 1.3

2

TABLE OF CONTENTS

3

4 Rev. 1.3

4

Rev. 1.3 5

5

6 Rev. 1.3

6

Rev. 1.3 7

7

8 Rev. 1.3

8

Table 1. Modulations

9

Table 2. Protocols

9

Table 3. Carriers and Tones

10

2.1. Resetting the Device

11

12 Rev. 1.3

12

Rev. 1.3 13

13

14 Rev. 1.3

14

Rev. 1.3 15

15

16 Rev. 1.3

16

2.2. System Interface

17

18 Rev. 1.3

18

Rev. 1.3 19

19

Table 18. DTE Rates

20

Rev. 1.3 21

21

796 Characters

22

128 Characters

22

Rev. 1.3 23

23

Figure 6. Parallel Interface

24

Rev. 1.3 25

25

26 Rev. 1.3

26

Rev. 1.3 27

27

28 Rev. 1.3

28

2.4. Low-Power Modes

29

30 Rev. 1.3

30

Table 26. EEPROM Commands

31

Table 28. EEPROM Timing

31

SPI EEPROM

33

Si3018/10

33

34 Rev. 1.3

34

Rev. 1.3 35

35

Table 29. Combination Example

36

Table 30. ASCII Chart

37

3. DAA (Line-Side) Device

38

3.2. AC Termination

39

40 Rev. 1.3

40

ILIM = 1

41

ILIM = 0

41

3.7. Billing Tone Detection

42

4. Hardware Design Reference

43

44 Rev. 1.3

44

Rev. 1.3 45

45

46 Rev. 1.3

46

4.2. Schematic

47

4.3. Bill of Materials

48

4.4. Layout Guidelines

49

50 Rev. 1.3

50

Table 34. Layout Checklist

51

52 Rev. 1.3

52

Rev. 1.3 53

53

4.5. Analog Output

54

Rev. 1.3 55

55

5. Modem Reference Guide

56

5.2. DSP

57

5.3. Memory

57

5.4. AT Command Set

57

Table 36. Command Examples

58

Rev. 1.3 59

59

60 Rev. 1.3

60

Rev. 1.3 61

61

62 Rev. 1.3

62

Rev. 1.3 63

63

64 Rev. 1.3

64

Rev. 1.3 65

65

66 Rev. 1.3

66

*Note: Si2493 only

66

Rev. 1.3 67

67

68 Rev. 1.3

68

70 Rev. 1.3

70

Rev. 1.3 71

71

72 Rev. 1.3

72

Rev. 1.3 73

73

Disable distinctive ring

73

74 Rev. 1.3

74

Rev. 1.3 75

75

76 Rev. 1.3

76

5.5. Extended AT Commands

77

78 Rev. 1.3

78

Rev. 1.3 79

79

80 Rev. 1.3

80

Table 43. Result Codes

84

Table 44. Disconnect Codes

87

5.6. S Registers

88

Rev. 1.3 89

89

90 Rev. 1.3

90

5.7. U Registers

91

92 Rev. 1.3

92

Rev. 1.3 93

93

94 Rev. 1.3

94

Rev. 1.3 95

95

1. See Table 100 for details

95

5.7.1. U-Register Summary

96

Rev. 1.3 97

97

98 Rev. 1.3

98

Table 50. BPF Biquad Values

99

Figure 26. Cadence Timing

100

Rev. 1.3 101

101

Table 54. DTMF Dial Registers

102

Rev. 1.3 103

103

104 Rev. 1.3

104

Rev. 1.3 105

105

Table 62. U54 Bit Map

106

Table 63. U62 Bit Map

106

Table 61. U53 Bit Map

106

Table 64. U63 Bit Map

107

Table 65. U65 Bit Map

107

108 Rev. 1.3

108

Table 66. U66 Bit Map

109

Table 67. U67 Bit Map*

109

Table 68. U68 Bit Map*

110

Table 69. U6A Bit Map*

111

Table 70. U6C Bit Map

111

Table 71. U6E Bit Map

112

Table 72. U6F Bit Map

112

Table 73. U70 Bit Map

113

114 Rev. 1.3

114

Table 74. U76 Bit Map

115

Table 75. U77 Bit Map

115

Table 76. U78 Bit Map

116

Table 77. Monitor Mode Values

116

Table 78. U79 Bit Map

116

ppm. May degrade

117

118 Rev. 1.3

118

Rev. 1.3 119

119

120 Rev. 1.3

120

5.8. Firmware Upgrades

121

5.9. Escape Methods

122

Figure 27. +++ Escape Timing

123

5.10. Data Compression

124

5.11. Error Correction

124

5.12. Wire Mode

124

5.15. V.80 Mode

125

126 Rev. 1.3

126

Rev. 1.3 127

127

128 Rev. 1.3

128

Rev. 1.3 129

129

130 Rev. 1.3

130

Rev. 1.3 131

131

6. Programming Examples

132

6.2. Country-Dependent Setup

133

134 Rev. 1.3

134

Rev. 1.3 135

135

136 Rev. 1.3

136

Rev. 1.3 137

137

138 Rev. 1.3

138

Rev. 1.3 139

139

140 Rev. 1.3

140

Rev. 1.3 141

141

142 Rev. 1.3

142

Rev. 1.3 143

143

144 Rev. 1.3

144

Rev. 1.3 145

145

Table 92. Dial Registers

146

6.3. Caller ID

148

6.4. SMS Support

149

Table 98. SMS Commands

150

Table 99. MDMF Parameters

151

Table 100. SAS Tone Frequency

152

Rev. 1.3 153

153

154 Rev. 1.3

154

Rev. 1.3 155

155

156 Rev. 1.3

156

Rev. 1.3 157

157

158 Rev. 1.3

158

Rev. 1.3 159

159

160 Rev. 1.3

160

Rev. 1.3 161

161

162 Rev. 1.3

162

Rev. 1.3 163

163

6.7. Modem-On-Hold

164

Rev. 1.3 165

165

Table 104. Bit Errors

166

Rev. 1.3 167

167

168 Rev. 1.3

168

6.9. Overcurrent Detection

169

170 Rev. 1.3

170

6.11. Telephone Voting Mode

171

6.12. V.92 Quick Connect

171

Table 108. AT+PQC Parameters

172

Table 109. AT+PSS Parameters

172

7.1. Software Reference

173

174 Rev. 1.3

174

Rev. 1.3 175

175

176 Rev. 1.3

176

Rev. 1.3 177

177

178 Rev. 1.3

178

Rev. 1.3 179

179

180 Rev. 1.3

180

Rev. 1.3 181

181

182 Rev. 1.3

182

Rev. 1.3 183

183

184 Rev. 1.3

184

Rev. 1.3 185

185

186 Rev. 1.3

186

Rev. 1.3 187

187

188 Rev. 1.3

188

Rev. 1.3 189

189

7.3. Si3000 Configuration

192

Rev. 1.3 193

193

7.4. Initialization

194

Rev. 1.3 195

195

7.5. Handset

196

Rev. 1.3 197

197

Table 117

197

198 Rev. 1.3

198

Rev. 1.3 199

199

Table 117 on page 190 for

199

200 Rev. 1.3

200

Rev. 1.3 201

201

202 Rev. 1.3

202

Rev. 1.3 203

203

204 Rev. 1.3

204

Rev. 1.3 205

205

206 Rev. 1.3

206

Rev. 1.3 207

207

208 Rev. 1.3

208

Rev. 1.3 209

209

for details

209

210 Rev. 1.3

210

Rev. 1.3 211

211

7.7. Speakerphone

212

Rev. 1.3 213

213

214 Rev. 1.3

214

Rev. 1.3 215

215

216 Rev. 1.3

216

Rev. 1.3 217

217

218 Rev. 1.3

218

Rev. 1.3 219

219

220 Rev. 1.3

220

Rev. 1.3 221

221

222 Rev. 1.3

222

7.8. Glossary

223

7.9. References

223

8. Security Protocols

224

Rev. 1.3 225

225

226 Rev. 1.3

226

Rev. 1.3 227

227

8.2. Implementing the Ademco

228

Contact ID Protocol

228

Table 144. Ademco

229

Table 145. Ademco

230

Mode of Operation

230

Channel Seizure

234

Mark Signal

234

Data Frame

234

9.2. SMS AT Command Set

235

236 Rev. 1.3

236

Rev. 1.3 237

237

238 Rev. 1.3

238

9.3. Example Session

239

240 Rev. 1.3

240

Rev. 1.3 241

241

10. Testing and Diagnostics

242

Rev. 1.3 243

243

244 Rev. 1.3

244

Rev. 1.3 245

245

246 Rev. 1.3

246

Off-Hook

247

248 Rev. 1.3

248

10.2. Self Test

249

Teltone TLS 3

250

Modem Under

250

Reference Modem

250

ILS 2000

251

ISDN Modem

251

Modem Under Test

251

10.4. Compliance Testing

252

Table 153. Symbol/Data Rate

253

Table 154. V.29 Data Rate

253

1000  @ 100 MHz, 200 mA

254

10.5. AM-Band Interference

255

256 Rev. 1.3

256

Terminal

257

Recommendation V.80

258

Rev. 1.3 259

259

260 Rev. 1.3

260

A V.29 FastPOS Sample Program

261

Example Program in C/C++

262

RTS (not

271

V.29 FastPOS DTE Trace

272

When to Use Audio Recording

273

Hardware Setup

273

Use the following procedure:

274

276 Rev. 1.3

276

Rev. 1.3 277

277

Figure 56. Sound Recorder

278

Audio Playback and Analysis

279

280 Rev. 1.3

280

Rev. 1.3 281

281

Audio-Recording Pitfalls

282

Answering modem’s

283

Scambled Binary

283

Examples of Line Impairments

288

Power Line Related Noise

289

290 Rev. 1.3

290

Rev. 1.3 291

291

Software Description

292

Rev. 1.3 293

293

294 Rev. 1.3

294

Rev. 1.3 295

295

296 Rev. 1.3

296

Rev. 1.3 297

297

298 Rev. 1.3

298

Compiler Option: Dot Commands

299

Modem Operation

299

300 Rev. 1.3

300

Rev. 1.3 301

301

302 Rev. 1.3

302

DOCUMENT CHANGE LIST

303

CONTACT INFORMATION

304

Silicon Laboratories devices