Page 212 - Programming the Photon Getting Started With the Internet of Things

use of voltage divider circuits, 82–85

using constants (cont), 80

using local variables, 74

int variables:

reference to Particle code, 161

syntax of, 33–35

Integrated development environments. See IDEs (integrated development environments)

Internet:

controlling LEDs over, 89–94

controlling relays over, 117–118

reading values over, 95–96

Internet button, 120–121

Internet connection, LEDs indicating board states, 9

iOS:

connecting to mobile smart devices, 11

GUI (graphical user interface) from CoolTerm, 14

reflashing Photon, 17

IoT (Internet of Things):

controlling LEDs over Internet, 89–94

functions, 87–89

Internet button for getting started with, 120–121

measuring distance with HC-SR04 sensor, 105–109

overview of, 3–4, 87

reading light sensors, 97–101

reading temperature sensors, 101–105

reading values over Internet, 95–96

summary, 109

Web user interface, 94–95

J