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 |  موضوع: كتاب Make: Bluetooth - Bluetooth LE Projects for Arduino, Raspberry Pi, and Smartphones السبت 02 مارس 2024, 3:02 am | |
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Make: Bluetooth - Bluetooth LE Projects for Arduino, Raspberry Pi, and Smartphones
Alasdair Allan, Don Coleman, Sandeep Mistry
و المحتوى كما يلي :
Table of Contents
Preface ix
1. Introduction . 1
Talking About Bluetooth LE . 1
Protocols and Profiles . 3
The GAP . 3
The GATT 3
Services and Characteristics 3
UUIDs 4
An Example Service 5
Making Sure Your Machine Has Bluetooth LE 6
OS X . 6
Apple iOS 7
Linux 7
Android 7
Microsoft Windows 7
What Haven’t We Told You About Bluetooth LE? . 7
2. Getting Started . 9
The Arduino 9
The Board 9
Powering the Board . 11
Input and Output . 11
Communicating with the Board . 11
Installing the Arduino IDE . 11
Installing on OS X . 12
Installing on Linux 13
iiiInstalling on MS Windows . 13
Connecting to the Board 13
Installing the BLE Peripheral Library 15
Setting Up Raspberry Pi . 16
Installing BlueZ . 17
Verifying the Bluetooth LE . 17
Node.js . 17
Installing Node.js 18
On Linux and Raspberry Pi 18
Installing Libraries with npm . 18
Setting Up Dependencies for noble and bleno . 18
OS X 18
Raspberry Pi and Linux 18
Installing PhoneGap . 19
PhoneGap Developer App 19
Bluetooth Low Energy Plugin 19
PhoneGap Versus Cordova 20
Platform Tools 20
Android 20
3. Smart Light Switch 23
What Is a Smart Switch? . 23
Hardware . 23
The Breadboard . 24
Getting Started . 25
Resistor Color-Coding . 25
Blinking an LED . 26
Adding a Switch 31
Software Debouncing . 35
Making a Real Light Switch 36
By Changing the Hardware 36
Changing the Software . 37
Adding Bluetooth . 39
Wiring Up the Adafruit Bluefruit LE Module 39
Modifying Our Sketch . 41
Testing the Service 46
Using Real Lightbulbs . 47
Conclusion 51
4. BLE Lock . 53
Lock Service 53
Hardware . 54
Lock Software . 56
iv Make: BluetoothProgramming . 56
Setup . 57
Loop . 58
Unlock Characteristic Written . 59
Open Lock 59
Reset Lock 60
Testing the Lock . 62
iOS . 62
Android 64
Mobile Application 65
Callbacks . 66
BLE Lock App . 66
CSS . 67
HTML . 67
JavaScript 69
Run the App 78
Improving the Lock . 79
5. Bleno Lock . 81
Hardware . 81
Lock Software . 86
Libraries 86
Programming . 86
Conclusion 92
6. Weather Station . 93
Hardware . 94
Libraries 96
Programming . 96
Compile and Upload . 101
Serial Monitor 101
Using the Service 101
Using LightBlue on iOS 102
Using nRF Master Control Panel on Android 102
PhoneGap . 104
Create the Project . 104
HTML . 105
JavaScript . 107
Run the App . 115
What’s Next? . 116
7. NeoPixel Lamp 117
Hardware 117
Table of Contents vNeoPixels 117
Building the Hardware . 117
Software . 120
LED Service 120
Programming the Arduino . 121
Generic Bluetooth Client . 128
Building a Phone App 129
Create the Project . 129
HTML . 129
CSS . 131
JavaScript . 131
Run the App . 137
Enhancements . 138
Physical Switch and Dimmer . 138
Lamp 148
8. SensorTag Remote . 153
Hardware 153
Create the Project 155
SensorTag and Noble 155
SensorTag Remote . 161
A Simpler Version 163
Next Steps . 164
Arduino Simple Key Service 165
9. HID over GATT 169
HOGP and BLEPeripheral . 169
Volume Knob 170
Hardware . 171
Arduino Library Setup . 173
Testing the Rotary Encoder 173
Implementing the Volume Knob . 174
Conclusion 180
10. Beacons 181
What You’ll Need . 181
iBeacon 182
What Data Does an iBeacon Advertise? . 182
Building and Detecting a Beacon . 183
Creating a Mobile App that Uses iBeacons 189
Eddystone Beacons and the Physical Web . 197
What Data Does an Eddystone Beacon Advertise? 198
Building and Detecting Your Own Beacon 200
vi Make: BluetoothConclusion 203
11. Drones 205
What You’ll Need . 206
Testing Out the Drone 207
Controlling the Rolling Spider with Node.js . 207
Setting Up the Project . 207
Discovering the Drone . 207
Getting Started: Basic Takeoff and Landing . 208
Keyboard Control 210
Conclusion 217
12. Going Further . 219
The Arduino . 219
Hardware Suggestions . 219
Further Reading 222
Appendix A. HID Over GATT Pairing 223
Index 233
Index
A
Adafruit Bluefruit LE module, 39-41, 94, 219
advertisement data, 3, 198-200
Android
BLE support, 7
nRF Master Control Panel app (see nRF Master
Control Panel android app)
pairing HID over Gatt with, 227-228
PhoneGap for, 20-21
anode, 27
Apache Cordova (see Cordova)
app.initialize function, 74
app.onConnect function, 108
app.onData function, 72
app.peripheral function, 108
app.showDetailPage function, 108
Apple iOS BLE support, 7
AR.Drone 2.0, 205
Arduino boards, 9-15, 219
Arduino IDE, 11-13, 56, 101, 165
Arduino Library Manager, 96
Arduino Uno, 9-11, 94
connecting to, 13-15
Simple Key Service, 165
sketch modifying, 41-45
sketch uploading, 28-30
Arduino libraries
Adafruit BME280, 96
Adafruit NeoPixel, 121
Adafruit Universal Sensor, 96
Bean library, 221
BLEPeripheral, 39, 121, 173
Bluetooth, 96
Encoder, 140
noble, 155
node-sensortag, 164
PJRC.com Teensy Encoder, 173
robotjs, 161
Arduino-based volume knob (see volume knob)
ArrayBuffers, 69, 73, 109, 132-132
B
beacons, 181-203
Eddystone beacons, 197-202
hardware needed, 181
iBeacons, 182-197
Bean+ board, 221
Bean.sleep function, 222
begin function, 97
bindEvents function, 70, 107
BLE lock, 53-79
hardware and wiring, 54-56
improvement options, 79
lock service, 53
mobile app for, 65-79
basic process, 66
233callbacks, 66
CSS files, 67
HTML in, 67-69
JavaScript in, 69-74
and PhoneGap, 65
running the app, 78
software for, 56-62
loop function, 58
open lock function, 59
programming, 56-57
resetLock function, 60-62
setup, 57-58
unlock characteristic written, 59
testing
android, 64-64
iOS, 62-62
BLE pairing, 170
BLE volume knob (see volume knob)
ble.read function, 108-109
ble.startNotification function, 72, 108-109
ble.write function, 73, 132
bleacon, 183
BLEDescriptors, 122
bleno, 18
bleno lock, 81-92
hardware and wiring, 81-85
software for
libraries, 86
programming, 86-92
BLEPeripheral, 122, 169-170
blinking an LED, 26-30
Bluetooth Low Energy (BLE)
advertising packets, 2
building custom services for, x
compared to traditional Bluetooth, ix
further reading on, 222
GAP, 3
GATT, 3
Peripheral Library, 15, 44, 56
peripheral versus central devices, 1-2
platforms, 3-7
profiles, 3-7
serial over, x
services and characteristics, 3-5
support, by device, 6
UUIDs, 4-5
BlueZ, 17
BME280 sensor, 93, 97
breadboards, 24-25
brightnessCharacteristicWritten function, 124,
142
broadcast mechanism, 1
C
callbacks, 66
cathode, 27
central devices, ix, 1
characteristics, 3-4
color-coding resistors, 25
colorCharacteristic function, 123
computer keyboard remote (see SensorTag
remote)
connect function, 71, 108
connectAndSetUpSensorTag function, 156
connectCallback function, 209
Cordova iBeacon plugin, 20
Cordove iBeacon plugin, 190
CSS files, 67, 131
D
debouncing, 35-35, 178
Device Name, versus Local Name, 45
device-specific library, 164
deviceready event, 70
digitalRead function, 177
disconnect function, 72
discoverSomeServicesAndCharacteristics
function, 156
drones (see Rolling Spider drone controller)
E
Eddystone beacons, 197-202
building and detecting, 200-202
Eddystone UID, 198
Eddystone URL, 199-202
message types, 197
Physical Web and, 201-202
234 Indexexit function, 89
F
flatTrim command, 209
Float Converter, 103
G
Generic Access Profile (GAP), 3, 45, 181
Generic Attribute Profile (GATT), 3, 169
(see also HID over GATT)
H
HID over GATT, 169-180, 223
Android pairing/unpairing, 227-228
iOS pairing/unpairing, 223-226
OS X pairing/unpairing, 230-232
HID over GATT Profile (HOGP), 169
hideProgressIndicator function, 74
HTML
in BLE lock mobile app, 67-69
in NeoPixel light mobile app, 129-129
in PhoneGap app for weather station,
105-106
Human Interface Device (HID), 169
(see also HID over GATT)
I
iBeacons, 182-197
building and detecting a beacon, 183-188
creating a mobile app that uses, 189
data advertised, 182-183
detecting, 189
identity components, 182
ranging, 189
region monitoring, 189
region timer app, 190
indicate property, 4
initialize function, 107
iOS
BLE support, 7
LightBlue for (see LightBlue iOS app)
pairing HID over Gatt with, 223-226
PhoneGap for, 20
J
JavaScript
in BLE lock mobile app, 69-74
in NeoPixel light mobile app, 131-133
in PhoneGap app for weather station,
107-112
K
keyboard remote control (see SensorTag remote)
L
land function, 210
landCallback function, 210
LED light app (see NeoPixel light)
LEDs
blinking, 26-30
mobile app for NeoPixel light, 120
ledState variable, 38
LightBlue Bean board, 221
LightBlue iOS app
for BLE lock, 62-62
for bleno lock, 90
for NeoPixel light, 122, 128
for smart light switch, 45-47
for weather station, 102
Linux
Arduino IDE installation, 13
BLE support, 7
Node.js on, 18
Local Name, versus Device Name, 45
Locate Beacon app, 184-188
location data (see beacons)
locks (see BLE lock; bleno lock)
loop function, 58, 123, 141, 176
loop method, 98
Index 235M
Microsoft Windows BLE support, 7
millis function, 97, 141, 179
momentary contact switch, 31-35
N
NeoPixel light, 117-151
about NeoPixels, 117
Arduino programming, 121-125
configuring NeoPixels, 122
hardware and wiring, 117-118
improvement options, 138-148
lamp, 148-151
physical switch and dimmer, 138-148
LED service, 120
mobile app for, 129-137
create the project, 129
CSS files, 131
HTML in, 129-129
JavaScript in, 131-133
running, 137
setup function, 122-123
software for, 120-129
Nitobi, 20
noble, 18, 155-161
Node.js, 155
for drone control, 207-217
(see also Rolling Spider drone controller)
installing, 17
node-bleacon, 183
node-eddystone-beacon, 200
node-rolling-spider module, 205
notify property, 4
nRF Master Control Panel Android app
for BLE lock, 64-64
for bleno lock, 90
for NeoPixel light, 128
for smart light switch, 45-47
for weather station, 102-104
O
onBrightnessChange function, 133
onCharacteristicData function, 157
onColorChange function, 132
onConnect function, 72, 132
onData function, 73
onDevice Discovered function, 71
onDeviceReady function, 196
onDisconnect function, 72, 156
onResetClick function, 196
onScanComplete function, 71
onServicesAndCharacteristicsDiscovered
function, 157
onSwitchChange function, 133
onUnlockStatusChange function, 88
onWriteRequest function, 87
open lock function, 59
OS X
Arduino IDE installation, 12
pairing HID over Gatt with, 230-232
support, 6
P
pairing/bonding, 170
Parrot Rolling Spider (see Rolling Spider drone
controller)
peripheral devices, ix, 1
Peripheral Library, 15
PhoneGap, 19
BLE plugin, 19
callbacks, 66
in BLE lock mobile app, 69
in bleno lock, 90
in NeoPixel light app, 129
platform tools, 20-21
versus Cordova, 20
for weather station, 104-112
PhoneGap Developer App, 19, 65
Physical Web app, 201-202
pollButton function, 177
pollEncoder function, 178
pollInputs function, 177, 179
pollsensors method, 98
236 Indexpotentiometer, 138
PowerSwitch Tail, 47-51
processSwitchChange function, 124, 142, 143
profiles, 3-4
protocols, 3
Punch Through Design boards, 221
R
ranging, 189
Raspberry Pi, 81
adding Bluetooth, 85
Node.js on, 18
setting up, 16
readEncoder function, 142
RedBearLab BLE boards, 54-56, 219-219
region monitoring, 189, 192-197
remote control for presentations (see SensorTag
remote)
reset function, 87
reset lock function, 60-62
resistor color-coding, 25
RFduino board, 220
robotjs library, 161
Rolling Spider drone controller, 205-217
basic takeoff and landing, 208-210
drone discovery, 207-208
hardware needed, 206
key mappings, 217
keyboard control, 210-217
project setup, 207
testing drone, 207
rotary encoder, 138-143, 170-178
S
scan filtering, 137
scrim, 67-68, 74
sendColorToArduino function, 132
SensorTag remote, 153-167
connecting, 154-155
create the project, 155
hardware, 153
modifications, 164
noble and, 155-161
remote control creation, 161-162
Simple Key Service, 165-167
Serial, 97
Serial Monitor, 101, 122
serial over Bluetooth LE, x
services, 3
setStatus function, 74
setup function, 97, 122-123, 141, 175-176
setupCallback function, 209
showDeviceListScreen, 74
showProgressIndicator function, 73
showUnlockScreen function, 74
Single Pole Double Throw (SPDT) switch, 36-37
smart light switch, 23-51
adding Bluetooth, 39-47
Adafruit Bluefruit LE module, 39-41
modifying sketch, 41-45
testing, 46-47
blinking LED, 26-30
breadboard for, 24-25
hardware and wiring, 23-24
momentary contact switch, 31-35
PowerSwitch Tail, 47-51
resistor color-coding, 25
Single Pole Double Throw (SPDT) switch,
36-37
software changes, 37-38
software debouncing, 35-35
startPing command, 209
station pressure, 110
Strings, 69, 73
stringToArrayBuffer function, 69, 73
switchCharacteristic function, 143
switchCharacteristicWritten function, 124
switchState variable, 38
syncUI function, 132
T
takeOff function, 209
takeOffCallback function, 209
toFixed function, 109
Index 237U
Uint8Array, 132
Universally Unique Identifiers (UUIDs), 4-5
unlock function, 73
UnlockCharacteristic function, 86, 88
unlockCharacteristicWritten function, 59
updateLights function, 124, 142
V
volume knob, 170-180
Arduino library setup, 173
hardware and wiring, 171-171
testing rotary encoder, 173-174
W
weather station, 93-116
connecting with iOS, 101
hardware and wiring, 94-95
libraries, 96
PhoneGap app for, 104-112
create the project, 104
HTML in, 105-106
JavaScript in, 107-112
running, 115
programming, 96-99
Serial Monitor, 101
Windows
Arduino IDE installation, 13
BLE support, 7
write command property, 4
write request property, 4
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