Table of Contents
Battery Powered Raspberry Pi
The goal of this bunch of tests is to measure how long a Raspberry Pi can stay on when powered using an external cell phone battery pack. Different software configurations and runtime environments will be tested.
Scenario 1: Ethernet setup
| Item | Description |
|---|---|
| Hardware | Raspberry Pi Model B rev 2. CPU: 700 MHz ARM1176JZF-S core. Memory: 512 MB. Onboard storage: SD 16 GB |
| Software | Raspbian GNU/Linux Debian Wheezy |
| Networking | Fast Ethernet 100 Mbit/s |
| Power Supply | Cellularline USB pocket charger smart 2200 mAh, output: 5 V DC 1000mA, weight 62 grams |
| OS / Software tweaks | Nothing, the Raspbian OS is run with standard configuration |
| CPU load | Idle operating system, no user applications |
| Network load | The Raspberry Pi receives a 56 byte ICMP ECHO_REQUEST every minute and responds accordingly with the standard |
| Test 1 | Test 2 | Test 3 | Average | σ | |
|---|---|---|---|---|---|
| Uptime | 4 hours, 7 minutes (= 14820 seconds) | - | - | - |
Scenario 2: Wi-Fi setup
| Item | Description |
|---|---|
| Networking | Wireless-N150 USB Adapter. Distance from the access point: 30 cm. Wi-Fi 802.11n 2.4 GHz |
| Test 1 | Test 2 | Test 3 | Average | σ | |
|---|---|---|---|---|---|
| Uptime | 3 hours, 12 minutes (= 11520 seconds) | - | - | - |
Scenario 3: Bluetooth setup
| Item | Description |
|---|---|
| Networking | Sitecom CN-516 Bluetooth 2.1 USB Adapter. Distance from the second device: 30 cm. Ping, data size=44 bytes |
| Network load | The Raspberry Pi receives a 44 byte ping every minute and responds with a 44 bytes pong |
| Test 1 | Test 2 | Test 3 | Average | σ | |
|---|---|---|---|---|---|
| Uptime | 4 hours, 26 minutes (= 15960 seconds) | - | - | - |