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Questions tagged [revision]

This is for questions about how to check what type of board revision you have.

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4
votes
2answers
312 views

What Revision(s) does cat /proc/cpuinfo return on the new Pi 4 1/2/4GB?

To enhance my bash script decoding the Revision returned by cat /proc/cpuinfo I'd like to know what the RaspBerry Pi 4 codes for ModelName,Processor and Memory are. (my own one is still underway) ...
4
votes
2answers
199 views

Raspberry Pi 2 revisions

In electronics many boards go through revisions as various chips are end-of-lifed orreplaced for cost cutting. In industry this is very important so that we can have a stable base for several years. ...
1
vote
1answer
63 views

How can i detect which board i am using through the i2c of the raspberry pi [closed]

I am working on a project where i moved from raspberry pi model B to B+. So i need to change my audio driver to work on both models by doing some GPIO changes . The requirement is, i have to find ...
0
votes
1answer
182 views

How to know which revision the rpi board belongs to using c language program

I need to do some changes in my audio card driver on the raspberry pi board. What I need to do is: I have to check which model board it is and then I have to program the GPIO's based on the revision ...
12
votes
2answers
1k views

How does a program check whether it's running on a 512MB RPi?

Do the 512MB RPI's have a different board revision? ie, can you just look at the revision in /proc/cpuinfo to determine if you have a 512MB RPi? Otherwise what's the easiest way to check?
23
votes
3answers
15k views

How can I visually identify which board revision I have?

This question asks about using /proc/cpuinfo to identify the revision of the board I have. Are there any visual characteristics that differentiate between the different board revisions?
16
votes
3answers
2k views

How can I identify from command line which board revision I have?

I just ran cat /proc/cpuinfo on my board. I get "Revision : 1000002". I've failed to find any mention of which version of the board this is. Any help?
8
votes
2answers
355 views

What are the software implication of changes in Model B, rev 2.0?

As described in http://www.raspberrypi.org/archives/1929, there are various changes. Does this affect software that isn't using I2C or the new GPIO signals? I'm assuming I wouldn't be using the ...