Hardware Reference
In-Depth Information
Slave Devices
Figure
11-4
shows the pinout of the Dallas DS18B20 slave device. This temperature sensor
is typical of many 1-wire slave devices.
Figure 11-4.
DS18B20 pin-out
Slave devices are identified by a pair of digits representing the product family,
followed by a hyphen and serial number in hexadecimal. The ID 28-00000478d75e
is an example. You might also want to try different devices, like the similar DS18S20.
Figure
11-5
illustrates the DS18B20 attached to the Raspberry Pi.
