Holdings: Programming voice-controlled IoT applications

Programming voice-controlled IoT applications: with Alexa and Raspberry Pi

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Bibliographic Details
Main Author:	Allwork, John 1950- (Author)
Format:	Book
Language:	English
Published:	Susteren, The Netherlands Elektor [2023]
Series:	Elektor books
Subjects:	Dialogsystem Automatische Spracherkennung Mensch-Maschine-Kommunikation Alexa Smart Home Raspberry Pi Voice Assistant Programming
Online Access:	Inhaltsverzeichnis
Physical Description:	273 Seiten Illustrationen 23.5 cm x 17 cm
ISBN:	9783895765315 3895765317

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MARC


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adam_text	CONTENTS ABOUT THE AUTHOR ....................................................................................................................... 12 INTRODUCTION .............................................................................................................................. 13 CHAPTER 1 ALEXA HISTORY AND DEVICES ................................................................................... 14 1.1 ALEXA VOICE SERVICE AND AWS LAMBDA ......................................................................... 15 1.2 PRICING .............................................................................................................................. 15 1.3 ALEXA SKILLS ....................................................................................................................... 15 1.4 SUPPORTED PROGRAMMING LANGUAGES ........................................................................... 16 1.5 TERMINOLOGY - INVOCATION, UTTERANCES, INTENTS AND SLOTS ......................................... 16 1.5.1 ALEXA WAKE WORD ................................................................................................. 16 1.5.2 INVOCATION ............................................................................................................. 16 1.5.3 UTTERANCES ............................................................................................................. 16 1.5.4 INTENTS AND REQUESTS ............................................................................................ 17 1.5.5 SLOTS ....................................................................................................................... 17 1.5.6 INTERACTION MODEL ................................................................................................. 19 1.5.7 ENDPOINTS ............................................................................................................. 19 1.5.8 REGIONS .................................................................................................................. 19 1.6 SKILL SESSIONS .................................................................................................................. 19 1.7 SESSION ATTRIBUTES ........................................................................................................... 19 1.8 REQUEST AND RESPONSE JSON .......................................................................................... 20 1.9 BLUEPRINT SKILLS ................................................................................................................ 21 1.10 SUMMARY ....................................................................................................................... 22 1.11 REFERENCES: .................................................................................................................. 22 CHAPTER 2 CREATING YOUR AMAZON ACCOUNT ........................................................................... 23 2.1 INTRODUCTION ........................ ........................................................................................... 23 2.2 CREATE YOUR AMAZON ACCOUNT ....................................................................................... 23 2.3 YOUR SKILLS ....................................................................................................................... 26 2.4 HOSTING ............................................................................................................................ 26 2.5 SUMMARY ....................................................................................................................... 27 CHAPTER 3 CREATING AN ALEXA SKILL .......................................................................................... 28 3.1 INTRODUCTION ..................................................................................................................... 28 3.2 YOUR FIRST SKILL .................................................................................................................. 28 YY 5 3.2.1 THE INTERACTION MODEL .......................................................................................... 29 3.2.2 CHOOSE A METHOD .................................................................................................. 29 3.2.3 THE INVOCATION NAME .......................................................................................... 32 3.2.4 THE INTENTS ........................................................................................................... 33 3.2.5 THE CODE ................................................................................................................ 34 3.3 TESTING YOUR SKILL ........................................................................................................... 38 3.4 SKILL I/O ............................................................................................................................ 39 3.4.1 SKILL REQUEST ........................................................................................................... 40 3.4.2 SKILL RESPONSE ........................................................................... 42 3.4.3 SPEECH SYNTHESIS MARKUP LANGUAGE (SSML) ................................................... 43 3.5 CODE EDITING ................................................................................................................... 44 3.5.1 EDIT THE HELLOWORLDINTENTHANDLER CODE .................................................................... 44 3.5.2 ADD SOME DEBUG CODE .......................................................................................... 44 3.6 TEST YOUR CODE ................................................................................................................ 46 3.7 UTILITY CODE ..................................................................................................................... 46 3.8 DEBUGGING ........................................................................................................................ 49 3.9 NODE.JS DIFFERENCES ......................................................................................................... 50 3.10 NODE.JS DEBUGGING ....................................................................................................... 51 CHAPTER 4 SLOTS AND DIALOGS, SAVING SESSION DATA ............................................................. 52 4.1 INTRODUCTION ..................................................................................................................... 52 4.2 SLOTS IN ACTION ................................................................................................................ 52 4.3 SLOT SKILL .......................................................................................................................... 52 4.3.1 INVOCATION NAME .................................................................................................. 52 4.4 SKILL FLOW .......................................................................................................................... 53 4.5 ADD THE INTENT TO OUR SKILL ............................................................................................. 54 4.6 EVALUATE YOUR MODEL ...................................................................................................... 57 4.6.1 THE JSON EDITOR .................................................................................................... 59 4.7 ACCESSING THE SLOT ........................................................................................................... 60 4.8 THE CODE .......................................................................................................................... 61 4.8.1 TEST YOUR SKILL ......................................................................................................... 64 4.9 SESSION ATTRIBUTES - SAVING SLOT VALUES ......................................................................... 65 4.9.1 REMEMBER THEIR NAME .......................................................................................... 65 4.10 DIALOG DELEGATION ......................................................................................................... 67 4.11 THE BIRTHDAY CODE ......................................................................................................... 72 4.12 HANDLING YES AND NO INTENTS ........................................................................................ 75 4.13 MULTIPLE YES / NO SOURCES ............................................................................................. 79 YY 6 4.14 AMAZON.SEARCHQUERY ................................................................................................. 80 4.15 ASK SDK UTILITIES ......................................................................................................... 81 4.16 INTENT ERROR LOGGING ...................................................................................................... 82 4.17 LANGUAGE UNDERSTANDING NLU AND AUTOMATIC SPEECH RECOGNITION ASR ................... 82 4.18 SUMMARY ....................................................................................................................... 82 CHAPTER 5 S3 STORAGE AND DYNAMODB DATABASE ............................................................... 83 5.1 INTRODUCTION ..................................................................................................................... 83 5.2 LOCAL STORAGE .................................................................................................................. 83 5.3 PERSISTENT ATTRIBUTES, DYNAMODB AND S3 .................................................................... 84 5.3.1 CODE EXAMPLE ...................................................................................................... 85 5.3.2 DYNAMODB DATABASE STORAGE .............................................................................. 89 5.4 REQUEST AND RESPONSE INTERCEPTORS .............................................. 90 5.5 DYNAMODB ..................................................................................................................... 94 5.6 S3 STORAGE ....................................................................................................................... 95 5.7 SUMMARY ....................................................................................................................... 98 CHA PTER 6 CERTIFICATION AND PUBLISHING ............................................................................ 99 6.1 INTRODUCTION ..................................................................................................................... 99 6.2 ADDING FURTHER LANGUAGES ............................................................................................ 99 6.3 DISTRIBUTION .................................................................................................................. 100 6.4 AVAILABILITY AND BETA TESTING ..................................................................................... 102 6.5 BETA TESTER .................................................................................................................. 103 6.6 VALIDATION ..................................................................................................................... 103 6.7 SUBMISSION .................................................................................................................. 104 6.8 POST PUBLICATION ........................................................................................................... 104 6.9 ANALYTICS ....................................................................................................................... 105 6.10 SUMMARY ..................................................................................................................... 106 6.11 REFERENCES .................................................................................................................. 106 CHAPTER 7 CREATING SKILLS WITH LAMBDA AND ASK CLI ........................................................ 107 7.1 INTRODUCTION .................................................................................................................. 107 7.1.1 AWS LAMBDA SKILL ........................ 107 7.2 ASK CLI .......................................................................................................................... 114 7.3 VISUAL STUDIO CODE ...................................................................................................... 115 7.4 LOCAL DEBUGGING ........................................................................................................... 120 7.4.1 ADD ALEXA DEBUGGER CONFIGURATION .................................................................... 121 7.4.2 TEST YOUR ALEXA SKILL IN VS CODE ........................................................................ 123 YY 7 7.5 SUMMARY ..................................................................................................................... 124 7.6 REFERENCES ..................................................................................................................... 124 CHAPTER 8 ALEXA PRESENTATION LANGUAGE - APL ............................................................... 125 8.1 INTRODUCTION ................................................................................................................... 125 8.2 APLA ............................................................................................................................... 126 8.2.1 APLA COMPONENTS ............................................................................................... 127 8.3 DATASOURCES ................................................................................................................... 129 8.4 APLA DATASOURCE EXAMPLE ............................................................................................ 129 8.5 ADDING AN APLA REPROMPT .......................................................................................... 133 8.6 SUMMARY ..................................................................................................................... 135 8.7 REFERENCES ..................................................................................................................... 135 CHAPTER 9 APL VISUAL MULTIMODAL RESPONSES .................................................................... 136 9.1 INTRODUCTION ................................................................................................................... 136 9.2 CREATING AN APL VISUAL RESPONSE .............................................................................. 136 9.3 VISUAL COMPONENTS ....................................................................................................... 140 9.4 . APL COMPONENT EXAMPLE ................................................................................ 140 9.5 USING THE AUTHORING TOOL ............................................................................................. 142 9.6 INTEGRATING APL AND CODE .......................................................................................... 146 9.6.1 CHECK FOR SCREEN SUPPORT ................................................................................... 148 9.7 APL COMMANDS ........................................................................................................... 150 9.7.1 STANDARD COMMANDS .......................................................................................... 150 9.7.2 MEDIA COMMANDS ............................................................................................... 150 9.7.3 USER-DEFINED COMMANDS ................................................................................... 150 9.7.4 EXECUTE COMMANDS DIRECTIVE ............................................................................ 150 9.8 RESPONSIVE COMPONENTS AND ALEXA LAYOUTS ............................................................. 151 9.9 CONVERTING TEXT TO SPEECH - USING TRANSFORMERS ...................................................... 151 9.9.1 TRANSFORMER APL DESIGN ..................................................................................... 152 9.9.2 OPERATION ........................................................................................................... 154 9.9.3 USING THE EXECUTEDIRECTIVE COMMAND ............................................................. 155 9.10 SUMMARY ..................................................................................................................... 157 9.11 REFERENCES ................................................................................................................... 157 CHAPTER 10 ALEXA IN-SKILL PURCHASING (ISP) ........................................................................ 158 10.1 INTRODUCTION .......................................................................................... 158 10.2 CREATE YOUR ISP SKILL .................................................................................................. 159 YY 8 10.3 ACCESSING YOUR ISP CODE .......................................................................................... 161 10.4 RETRIEVE IN-SKILL PRODUCTS, GET THEIR INFORMATION AND PURCHASE .............................. 164 10.5 PRODUCE DETAIL AND PURCHASE ................................................................................... 167 10.6 PURCHASE ..................................................................................................................... 169 10.6.1 FAILED PURCHASE ................................................................................................. 174 10.6.2 REFUNDS ............................................................................................................. 174 10.7 REFERENCES .................................................................................................................. 178 CHAPTER 11 PROGRESSIVE RESPONSE - ACCESSING THE INTERNET ......................................... 179 11.1 INTRODUCTION ................................................................................................................ 179 11.2 STEPS TO SEND A PROGRESSIVE RESPONSE .................................................................... 179 11.3 PROGRESSIVE RESPONSE EXAMPLE ................................................................................... 179 11.3.1 CODE RESPONSE .................................................................................................... 182 11.4 ASYNCIO, ASYNC AND AWAIT - AWAITING A WEB RESPONSE ............................................ 183 11.5 REFERENCES .................................................................................................................. 183 CHAPTER 12 CREATING A RASPBERRY PI LOT THING .................................................................. 184 12.1 INTRODUCTION ................................................................................................................ 184 12.2 . CREATE A RASPBERRY PI LOT ............................................................................. 184 12.2.1 A) CREATE OUR THING AND ITS CERTIFICATES ........................................................ 184 12.2.1 B) THING S ENDPOINT .......................................................................................... 187 12.2.1 C) TRANSFER THE CERTIFICATES TO YOUR PI ............................................................. 188 12.2.2 CREATE AND RUN THE PYTHON CODE ...................................................................... 188 12.2.3 SEND MESSAGES TO YOUR PI ................................................................................ 189 12.2.4 CREATE AN ALEXA-HOSTED SKILL ........................................................................... 191 12.2.5 TEST THE SKILL ...................................................................................................... 193 12.3 ADD INTENTS TO THE ALEXA SKILL ..................................................................................... 194 12.4 CONTROL THE ROBOT ......................................................................................................... 195 12.5 ADD INTENT HANDLERS TO THE SKILL CODE ...................................................................... 196 12.6 MODIFY YOUR CODE ......................................................................................................... 198 12.6.1 MODIFY YOUR PI CODE - LED ................................................................................ 198 12.6.2 MODIFY YOUR PI CODE - EXPLORERHAT .................................................................... 199 12.7 TEST YOUR ROBOT OR LED ............................................................................................... 200 12.8 SUMMARY ........................ ............................................................................................ 200 CHAPTER 13 SMART HOME DEVICES .......................................................................................... 201 13.1 INTRODUCTION ................................................................................................................ 201 YY 9 13.2 ALEXA INTERFACES ......................................................................................................... 201 13.3 LOGIN WITH AMAZON (LWA) .......................................................................................... 201 13.3.1 CREATE A SECURITY PROFILE ................................................................................... 202 13.4 CREATE YOUR SMART HOME SKILL ................................................................................... 203 13.5 CREATE A LAMBDA FUNCTION .......................................................................................... 203 13.6 LAMBDA SKILL CODE ...................................................................................................... 204 13.7 TEST YOUR LAMBDA FUNCTION ........................................................................................ 205 13.8 LINK THE FUNCTION TO THE SKILL ..................................................................................... 207 13.9 CONFIGURE ACCOUNT LINKING .......................................................................................... 207 13.10 ENABLE AND LINK THE SKILL .......................................................................................... 209 13.11 CLEAN UP ..................................................................................................................... 212 13.12 TROUBLESHOOTING ......................................................................................................... 212 13.13 SUMMARY ................................................................................................................... 212 13.14 REFERENCES ................................................................................................................ 213 CHAPTER 14 CONTROLLING A SMART HOME RASPBERRY PI WITH SQS .......................................... 214 14.1 INTRODUCTION ................................................................................................................ 214 14.2 CREATE AN SQS QUEUE .................................................................................................. 214 14.3 RASPBERRY PI SQS CODE ............................................................................................... 216 14.4 CREATE A SMART HOME SKILL ........................................................................................ 218 14.5 CREATE THE FUNCTION .................................................................................................... 218 14.6 CREATE A SECURITY PROFILE ............................................................................................. 219 14.7 CONFIGURE THE SMART HOME SKILL ................................................................................ 219 14.8 ADD THE FUNCTION CODE .................................................................................................. 219 14.9 TEST THE FUNCTION ......................................................................................................... 222 14.10 DISCOVER YOUR DEVICE ............................................................................................... 222 14.11 TEST FROM AN ALEXA DEVICE ......................................................................................... 223 14.12 CLEAN UP ..................................................................................................................... 223 14.13 SUMMARY ................................................................................................................... 223 14.14 REFERENCES ................................................................................................................ 224 CHAPTER 15 IOT, PI AND NODE-RED ........................................................................................ 225 15.1 INTRODUCTION ................................................................................................................ 225 15.2 PREREQUISITES ................................................................................................................ 225 15.3 INSTALLATION ................................................................................................................... 226 15.4 RUNNING NODE-RED ...................................................................................................... 226 15.5 NODE-RED USER INTERFACE ............................................................................................. 227 YY 10 15.6 FIRST FLOW DESIGN - HELLO WORLD ................................................................................... 228 15.7 HARDWARE I/O ............................................................... 230 15.7.1 ADD AN INPUT ...................................................................................................... 233 15.8 USING THE SENSE HAT .................................................................................................... 235 15.9 NODE-RED DASHBOARD ................................................................................................. 237 15.10 SENSE HAT OUTPUT ...................................................................................................... 241 15.11 IOT - RECEIVING MQTT MESSAGES .............................................................................. 242 15.12 CREATE A NEW IOT THING FOR MQTT COMMUNICATION ................................................. 242 15.12.1 SUBSCRIBE TO A TOPIC ....................................................................................... 244 15.13 NODE-RED IOT APPLICATION ....................................................................................... 244 15.14 RECEIVING MQTT MESSAGES ..................................................................................... 247 15.15 SUMMARY .................................................................................................................. 249 CHAPTER 16 PROACTIVE EVENTS - SENDING RASPBERRY PI ALEXA NOTIFICATIONS ................... 250 16.1 INTRODUCTION ................................................................................................................ 250 16.2 THE LAMBDA FUNCTION ................................................................................................. 250 16.3 SEND A NOTIFICATION ...................................................................................................... 256 16.4 CODE TO GET THE ACCESS TOKEN ................................................................................. 257 16.5 SEND THE NOTIFICATION .......................... 259 16.6 SUMMARY ..................................................................................................................... 261 16.7 REFERENCES: .................................................................................................................. 261 CHAPTER 17 RASPBERRY PI AS A STAND-ALONE ALEXA DEVICE ................................................. 262 17.1 INTRODUCTION ................................................................................................................ 262 17.2 RASPBERRY PI SETUP ...................................................................................................... 262 17.3 PROCEDURE ..................................................................................................................... 263 17.3.1 REGISTER YOUR AVS DEVICE WITH AMAZON .......................................................... 263 17.3.2 DOWNLOAD AND INSTALL THE AVS SDK .................................................................. 267 17.3.3 RUN AND AUTHORIZE THE SAMPLE APP ................................................................... 269 17.4 USE THE SAMPLE APP .................................................................................................... 271 17.5 SUMMARY ..................................................................................................................... 271 17.6 REFERENCES .................................................................................................................. 271 CHAPTER 18 CONCLUSION ........................................................................................................... 272 18.1 CONCLUSION .................................................................................................................. 272 INDEX .......................................................................................................................................... 273 YY 11
adam_txt	CONTENTS ABOUT THE AUTHOR . 12 INTRODUCTION . 13 CHAPTER 1 ALEXA HISTORY AND DEVICES . 14 1.1 ALEXA VOICE SERVICE AND AWS LAMBDA . 15 1.2 PRICING . 15 1.3 ALEXA SKILLS . 15 1.4 SUPPORTED PROGRAMMING LANGUAGES . 16 1.5 TERMINOLOGY - INVOCATION, UTTERANCES, INTENTS AND SLOTS . 16 1.5.1 ALEXA WAKE WORD . 16 1.5.2 INVOCATION . 16 1.5.3 UTTERANCES . 16 1.5.4 INTENTS AND REQUESTS . 17 1.5.5 SLOTS . 17 1.5.6 INTERACTION MODEL . 19 1.5.7 ENDPOINTS . 19 1.5.8 REGIONS . 19 1.6 SKILL SESSIONS . 19 1.7 SESSION ATTRIBUTES . 19 1.8 REQUEST AND RESPONSE JSON . 20 1.9 BLUEPRINT SKILLS . 21 1.10 SUMMARY . 22 1.11 REFERENCES: . 22 CHAPTER 2 CREATING YOUR AMAZON ACCOUNT . 23 2.1 INTRODUCTION . . 23 2.2 CREATE YOUR AMAZON ACCOUNT . 23 2.3 YOUR SKILLS . 26 2.4 HOSTING . 26 2.5 SUMMARY . 27 CHAPTER 3 CREATING AN ALEXA SKILL . 28 3.1 INTRODUCTION . 28 3.2 YOUR FIRST SKILL . 28 YY 5 3.2.1 THE INTERACTION MODEL . 29 3.2.2 CHOOSE A METHOD . 29 3.2.3 THE INVOCATION NAME . 32 3.2.4 THE INTENTS . 33 3.2.5 THE CODE . 34 3.3 TESTING YOUR SKILL . 38 3.4 SKILL I/O . 39 3.4.1 SKILL REQUEST . 40 3.4.2 SKILL RESPONSE . 42 3.4.3 SPEECH SYNTHESIS MARKUP LANGUAGE (SSML) . 43 3.5 CODE EDITING . 44 3.5.1 EDIT THE HELLOWORLDINTENTHANDLER CODE . 44 3.5.2 ADD SOME DEBUG CODE . 44 3.6 TEST YOUR CODE . 46 3.7 UTILITY CODE . 46 3.8 DEBUGGING . 49 3.9 NODE.JS DIFFERENCES . 50 3.10 NODE.JS DEBUGGING . 51 CHAPTER 4 SLOTS AND DIALOGS, SAVING SESSION DATA . 52 4.1 INTRODUCTION . 52 4.2 SLOTS IN ACTION . 52 4.3 SLOT SKILL . 52 4.3.1 INVOCATION NAME . 52 4.4 SKILL FLOW . 53 4.5 ADD THE INTENT TO OUR SKILL . 54 4.6 EVALUATE YOUR MODEL . 57 4.6.1 THE JSON EDITOR . 59 4.7 ACCESSING THE SLOT . 60 4.8 THE CODE . 61 4.8.1 TEST YOUR SKILL . 64 4.9 SESSION ATTRIBUTES - SAVING SLOT VALUES . 65 4.9.1 REMEMBER THEIR NAME . 65 4.10 DIALOG DELEGATION . 67 4.11 THE BIRTHDAY CODE . 72 4.12 HANDLING YES AND NO INTENTS . 75 4.13 MULTIPLE YES / NO SOURCES . 79 YY 6 4.14 AMAZON.SEARCHQUERY . 80 4.15 ASK SDK UTILITIES . 81 4.16 INTENT ERROR LOGGING . 82 4.17 LANGUAGE UNDERSTANDING NLU AND AUTOMATIC SPEECH RECOGNITION ASR . 82 4.18 SUMMARY . 82 CHAPTER 5 S3 STORAGE AND DYNAMODB DATABASE . 83 5.1 INTRODUCTION . 83 5.2 LOCAL STORAGE . 83 5.3 PERSISTENT ATTRIBUTES, DYNAMODB AND S3 . 84 5.3.1 CODE EXAMPLE . 85 5.3.2 DYNAMODB DATABASE STORAGE . 89 5.4 REQUEST AND RESPONSE INTERCEPTORS . 90 5.5 DYNAMODB . 94 5.6 S3 STORAGE . 95 5.7 SUMMARY . 98 CHA PTER 6 CERTIFICATION AND PUBLISHING . 99 6.1 INTRODUCTION . 99 6.2 ADDING FURTHER LANGUAGES . 99 6.3 DISTRIBUTION . 100 6.4 AVAILABILITY AND BETA TESTING . 102 6.5 BETA TESTER . 103 6.6 VALIDATION . 103 6.7 SUBMISSION . 104 6.8 POST PUBLICATION . 104 6.9 ANALYTICS . 105 6.10 SUMMARY . 106 6.11 REFERENCES . 106 CHAPTER 7 CREATING SKILLS WITH LAMBDA AND ASK CLI . 107 7.1 INTRODUCTION . 107 7.1.1 AWS LAMBDA SKILL . 107 7.2 ASK CLI . 114 7.3 VISUAL STUDIO CODE . 115 7.4 LOCAL DEBUGGING . 120 7.4.1 ADD ALEXA DEBUGGER CONFIGURATION . 121 7.4.2 TEST YOUR ALEXA SKILL IN VS CODE . 123 YY 7 7.5 SUMMARY . 124 7.6 REFERENCES . 124 CHAPTER 8 ALEXA PRESENTATION LANGUAGE - APL . 125 8.1 INTRODUCTION . 125 8.2 APLA . 126 8.2.1 APLA COMPONENTS . 127 8.3 DATASOURCES . 129 8.4 APLA DATASOURCE EXAMPLE . 129 8.5 ADDING AN APLA REPROMPT . 133 8.6 SUMMARY . 135 8.7 REFERENCES . 135 CHAPTER 9 APL VISUAL MULTIMODAL RESPONSES . 136 9.1 INTRODUCTION . 136 9.2 CREATING AN APL VISUAL RESPONSE . 136 9.3 VISUAL COMPONENTS . 140 9.4 . APL COMPONENT EXAMPLE . 140 9.5 USING THE AUTHORING TOOL . 142 9.6 INTEGRATING APL AND CODE . 146 9.6.1 CHECK FOR SCREEN SUPPORT . 148 9.7 APL COMMANDS . 150 9.7.1 STANDARD COMMANDS . 150 9.7.2 MEDIA COMMANDS . 150 9.7.3 USER-DEFINED COMMANDS . 150 9.7.4 EXECUTE COMMANDS DIRECTIVE . 150 9.8 RESPONSIVE COMPONENTS AND ALEXA LAYOUTS . 151 9.9 CONVERTING TEXT TO SPEECH - USING TRANSFORMERS . 151 9.9.1 TRANSFORMER APL DESIGN . 152 9.9.2 OPERATION . 154 9.9.3 USING THE EXECUTEDIRECTIVE COMMAND . 155 9.10 SUMMARY . 157 9.11 REFERENCES . 157 CHAPTER 10 ALEXA IN-SKILL PURCHASING (ISP) . 158 10.1 INTRODUCTION . 158 10.2 CREATE YOUR ISP SKILL . 159 YY 8 10.3 ACCESSING YOUR ISP CODE . 161 10.4 RETRIEVE IN-SKILL PRODUCTS, GET THEIR INFORMATION AND PURCHASE . 164 10.5 PRODUCE DETAIL AND PURCHASE . 167 10.6 PURCHASE . 169 10.6.1 FAILED PURCHASE . 174 10.6.2 REFUNDS . 174 10.7 REFERENCES . 178 CHAPTER 11 PROGRESSIVE RESPONSE - ACCESSING THE INTERNET . 179 11.1 INTRODUCTION . 179 11.2 STEPS TO SEND A PROGRESSIVE RESPONSE . 179 11.3 PROGRESSIVE RESPONSE EXAMPLE . 179 11.3.1 CODE RESPONSE . 182 11.4 ASYNCIO, ASYNC AND AWAIT - AWAITING A WEB RESPONSE . 183 11.5 REFERENCES . 183 CHAPTER 12 CREATING A RASPBERRY PI LOT THING . 184 12.1 INTRODUCTION . 184 12.2 . CREATE A RASPBERRY PI LOT . 184 12.2.1 A) CREATE OUR 'THING' AND ITS CERTIFICATES . 184 12.2.1 B) THING'S ENDPOINT . 187 12.2.1 C) TRANSFER THE CERTIFICATES TO YOUR PI . 188 12.2.2 CREATE AND RUN THE PYTHON CODE . 188 12.2.3 SEND MESSAGES TO YOUR PI . 189 12.2.4 CREATE AN ALEXA-HOSTED SKILL . 191 12.2.5 TEST THE SKILL . 193 12.3 ADD INTENTS TO THE ALEXA SKILL . 194 12.4 CONTROL THE ROBOT . 195 12.5 ADD INTENT HANDLERS TO THE SKILL CODE . 196 12.6 MODIFY YOUR CODE . 198 12.6.1 MODIFY YOUR PI CODE - LED . 198 12.6.2 MODIFY YOUR PI CODE - EXPLORERHAT . 199 12.7 TEST YOUR ROBOT OR LED . 200 12.8 SUMMARY . . 200 CHAPTER 13 SMART HOME DEVICES . 201 13.1 INTRODUCTION . 201 YY 9 13.2 ALEXA INTERFACES . 201 13.3 LOGIN WITH AMAZON (LWA) . 201 13.3.1 CREATE A SECURITY PROFILE . 202 13.4 CREATE YOUR SMART HOME SKILL . 203 13.5 CREATE A LAMBDA FUNCTION . 203 13.6 LAMBDA SKILL CODE . 204 13.7 TEST YOUR LAMBDA FUNCTION . 205 13.8 LINK THE FUNCTION TO THE SKILL . 207 13.9 CONFIGURE ACCOUNT LINKING . 207 13.10 ENABLE AND LINK THE SKILL . 209 13.11 CLEAN UP . 212 13.12 TROUBLESHOOTING . 212 13.13 SUMMARY . 212 13.14 REFERENCES . 213 CHAPTER 14 CONTROLLING A SMART HOME RASPBERRY PI WITH SQS . 214 14.1 INTRODUCTION . 214 14.2 CREATE AN SQS QUEUE . 214 14.3 RASPBERRY PI SQS CODE . 216 14.4 CREATE A SMART HOME SKILL . 218 14.5 CREATE THE FUNCTION . 218 14.6 CREATE A SECURITY PROFILE . 219 14.7 CONFIGURE THE SMART HOME SKILL . 219 14.8 ADD THE FUNCTION CODE . 219 14.9 TEST THE FUNCTION . 222 14.10 DISCOVER YOUR DEVICE . 222 14.11 TEST FROM AN ALEXA DEVICE . 223 14.12 CLEAN UP . 223 14.13 SUMMARY . 223 14.14 REFERENCES . 224 CHAPTER 15 IOT, PI AND NODE-RED . 225 15.1 INTRODUCTION . 225 15.2 PREREQUISITES . 225 15.3 INSTALLATION . 226 15.4 RUNNING NODE-RED . 226 15.5 NODE-RED USER INTERFACE . 227 YY 10 15.6 FIRST FLOW DESIGN - HELLO WORLD . 228 15.7 HARDWARE I/O . 230 15.7.1 ADD AN INPUT . 233 15.8 USING THE SENSE HAT . 235 15.9 NODE-RED DASHBOARD . 237 15.10 SENSE HAT OUTPUT . 241 15.11 IOT - RECEIVING MQTT MESSAGES . 242 15.12 CREATE A NEW IOT THING FOR MQTT COMMUNICATION . 242 15.12.1 SUBSCRIBE TO A TOPIC . 244 15.13 NODE-RED IOT APPLICATION . 244 15.14 RECEIVING MQTT MESSAGES . 247 15.15 SUMMARY . 249 CHAPTER 16 PROACTIVE EVENTS - SENDING RASPBERRY PI ALEXA NOTIFICATIONS . 250 16.1 INTRODUCTION . 250 16.2 THE LAMBDA FUNCTION . 250 16.3 SEND A NOTIFICATION . 256 16.4 CODE TO GET THE ACCESS TOKEN . 257 16.5 SEND THE NOTIFICATION . 259 16.6 SUMMARY . 261 16.7 REFERENCES: . 261 CHAPTER 17 RASPBERRY PI AS A STAND-ALONE ALEXA DEVICE . 262 17.1 INTRODUCTION . 262 17.2 RASPBERRY PI SETUP . 262 17.3 PROCEDURE . 263 17.3.1 REGISTER YOUR AVS DEVICE WITH AMAZON . 263 17.3.2 DOWNLOAD AND INSTALL THE AVS SDK . 267 17.3.3 RUN AND AUTHORIZE THE SAMPLE APP . 269 17.4 USE THE SAMPLE APP . 271 17.5 SUMMARY . 271 17.6 REFERENCES . 271 CHAPTER 18 CONCLUSION . 272 18.1 CONCLUSION . 272 INDEX . 273 YY 11
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spelling	Allwork, John 1950- Verfasser (DE-588)139912797 aut Programming voice-controlled IoT applications with Alexa and Raspberry Pi Dr John Allwork Susteren, The Netherlands Elektor [2023] © 2023 273 Seiten Illustrationen 23.5 cm x 17 cm txt rdacontent n rdamedia nc rdacarrier Elektor books Dialogsystem (DE-588)4131632-0 gnd rswk-swf Automatische Spracherkennung (DE-588)4003961-4 gnd rswk-swf Mensch-Maschine-Kommunikation (DE-588)4125909-9 gnd rswk-swf Alexa Smart Home Raspberry Pi Voice Assistant Programming Mensch-Maschine-Kommunikation (DE-588)4125909-9 s DE-604 Automatische Spracherkennung (DE-588)4003961-4 s Dialogsystem (DE-588)4131632-0 s Elektor Verlag GmbH (DE-588)1065539746 pbl Erscheint auch als Online-Ausgabe 978-3-89576-532-2 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=034063697&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis 1\p vlb 20230127 DE-101 https://d-nb.info/provenance/plan#vlb
spellingShingle	Allwork, John 1950- Programming voice-controlled IoT applications with Alexa and Raspberry Pi Dialogsystem (DE-588)4131632-0 gnd Automatische Spracherkennung (DE-588)4003961-4 gnd Mensch-Maschine-Kommunikation (DE-588)4125909-9 gnd
subject_GND	(DE-588)4131632-0 (DE-588)4003961-4 (DE-588)4125909-9
title	Programming voice-controlled IoT applications with Alexa and Raspberry Pi
title_auth	Programming voice-controlled IoT applications with Alexa and Raspberry Pi
title_exact_search	Programming voice-controlled IoT applications with Alexa and Raspberry Pi
title_exact_search_txtP	Programming voice-controlled IoT applications with Alexa and Raspberry Pi
title_full	Programming voice-controlled IoT applications with Alexa and Raspberry Pi Dr John Allwork
title_fullStr	Programming voice-controlled IoT applications with Alexa and Raspberry Pi Dr John Allwork
title_full_unstemmed	Programming voice-controlled IoT applications with Alexa and Raspberry Pi Dr John Allwork
title_short	Programming voice-controlled IoT applications
title_sort	programming voice controlled iot applications with alexa and raspberry pi
title_sub	with Alexa and Raspberry Pi
topic	Dialogsystem (DE-588)4131632-0 gnd Automatische Spracherkennung (DE-588)4003961-4 gnd Mensch-Maschine-Kommunikation (DE-588)4125909-9 gnd
topic_facet	Dialogsystem Automatische Spracherkennung Mensch-Maschine-Kommunikation
url	http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=034063697&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA
work_keys_str_mv	AT allworkjohn programmingvoicecontrollediotapplicationswithalexaandraspberrypi AT elektorverlaggmbh programmingvoicecontrollediotapplicationswithalexaandraspberrypi

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