RaspberryPi/UART: Difference between revisions

From OER in Education
No edit summary
Line 1: Line 1:
= RaspberryPi_UART_POWER.JPG  =
= Powering the Raspberry Pi =
 
The UART connector can also power the Raspberry Pi. However, do not connect two power sources! The two scenarios shown below are alternatives.
== RaspberryPi_UART_POWER.JPG  ==


Raspberry Pi B+ powered via UART/serial cable:
Raspberry Pi B+ powered via UART/serial cable:
Line 5: Line 8:
[[Image:RaspberryPi_UART_POWER.JPG | 300px ]]
[[Image:RaspberryPi_UART_POWER.JPG | 300px ]]


= RaspberryPi_UART_and_USB_power.JPG  =
== RaspberryPi_UART_and_USB_power.JPG  ==


Raspberry Pi B+ connected via UART/serial cable, but powered through USB:
Raspberry Pi B+ connected via UART/serial cable, but powered through USB:

Revision as of 13:29, 10 January 2015

Powering the Raspberry Pi

The UART connector can also power the Raspberry Pi. However, do not connect two power sources! The two scenarios shown below are alternatives.

RaspberryPi_UART_POWER.JPG

Raspberry Pi B+ powered via UART/serial cable:

RaspberryPi UART POWER.JPG

RaspberryPi_UART_and_USB_power.JPG

Raspberry Pi B+ connected via UART/serial cable, but powered through USB:

RaspberryPi UART and USB power.JPG

Similar image, for model B from http://elinux.org/RPi_Serial_Connection

Adafruit-connection.jpg

http://aperiodic.net/screen/quick_reference

RaspberryPi_UART_Ethernet.JPG

In both scenarios above, the ethernet cable can be connected as well. The picture below shows Raspberry Pi B+ connected via UART/serial cable and ethernet cable, powered through USB:

RaspberryPi UART Ethernet.JPG

If you remove the USB power supply, you could also power the Raspberry Pi using the red UART cable.