Chapter 9. Peer-to-Peer Bluetooth Low Energy
Bluetooth Low Energy Slave Mode
So far, all of our Bluetooth low energy projects have used the iPhone or iPad to access peripherals that offer information to any Bluetooth low energy device. The peripheral, like the Texas Instruments SensorTag or the RedBearLab BLE Shield, is called the slave device, while the consumer of the information—in our case, the iPhone or iPad—is called the central device.
But what if we want things to go the other way? What if we want the iPhone to be the peripheral, sending information to other devices that subscribe ...