SpiNNaker Users Group

Contact owners and managers

1–30 of 624

This group is for users of the SpiNNaker Neuromorphic Platform (http://apt.cs.manchester.ac.uk/projects/SpiNNaker/).

If you wish to use the platform, please see http://apt.cs.manchester.ac.uk/projects/SpiNNaker/project/Access/ for information on the HBP portal, or on purchasing your own board.

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Alex Fan, … Andrew Rowley4

Jan 5

pure event-driven simulation

From: ADB <a...@ecs.soton.ac.uk> Sent: 05 January 2026 10:59 To: f1942...@gmail.com <

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pure event-driven simulation

From: ADB <a...@ecs.soton.ac.uk> Sent: 05 January 2026 10:59 To: f1942...@gmail.com <

Jan 5

Alberto Arturo Vergani, Andrew Rowley2

12/16/25

error in running VA network with PyNN

Hi, Thanks for the report. This is something I thought was resolved, however the workaround is at

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error in running VA network with PyNN

Hi, Thanks for the report. This is something I thought was resolved, however the workaround is at

12/16/25

Andrew Rowley2

10/24/25

NMPI Remote Service down

Hi, Apologies, I spoke too soon - I believe this is working again now... Andrew 🙂 From:

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NMPI Remote Service down

Hi, Apologies, I spoke too soon - I believe this is working again now... Andrew 🙂 From:

10/24/25

Alfonso Yamamoto, … Christian Brenninkmeijer4

10/21/25

timing question

Hi, Thanks for the quick response. Just one question. Are the values for energy consumption affected

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timing question

Hi, Thanks for the quick response. Just one question. Are the values for energy consumption affected

10/21/25

Christian Brenninkmeijer

10/15/25

Release 7.4.0. End of support for Python 3.8 3.9 and CSAConnector

We are please to announce the release sPyNNaker version 7.4.0 This release marks the end of our

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Release 7.4.0. End of support for Python 3.8 3.9 and CSAConnector

We are please to announce the release sPyNNaker version 7.4.0 This release marks the end of our

10/15/25

Hadar Cohen-Duwek, … Chris Huyck3

9/25/25

Nengo

Thanks Andrew. I've spent a lot of time recently trying to get this stuff running. I made

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Nengo

Thanks Andrew. I've spent a lot of time recently trying to get this stuff running. I made

9/25/25

Chris Huyck, Andrew Rowley2

9/18/25

Crash Downloading Spikes from Board

Hi, Do you have more details of the crash ie the error message / stack trace produced? The run /

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Crash Downloading Spikes from Board

Hi, Do you have more details of the crash ie the error message / stack trace produced? The run /

9/18/25

Alfonso Yamamoto, Andrew Rowley7

8/21/25

Energy consumption

Hi, It was precisely that, thanks! Alfonso On Thursday, August 21, 2025 at 12:00:31 PM UTC+2 Andrew

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Energy consumption

Hi, It was precisely that, thanks! Alfonso On Thursday, August 21, 2025 at 12:00:31 PM UTC+2 Andrew

8/21/25

Rohit, … Christian Brenninkmeijer3

8/20/25

Help Needed: Training Locally Before Deploying on SpiNNaker (World Model + RL)

Hi, Another thing to add to what Andrew said is that how the model is setup can greatly affect

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Help Needed: Training Locally Before Deploying on SpiNNaker (World Model + RL)

Hi, Another thing to add to what Andrew said is that how the model is setup can greatly affect

8/20/25

Brain and More Lab, Andrew Rowley2

8/19/25

Access to SpiNNaker board via eBrain

Hi, To add to the previous response, when you use SpiNNaker on EBRAINS with PyNN, you are accessing

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Access to SpiNNaker board via eBrain

Hi, To add to the previous response, when you use SpiNNaker on EBRAINS with PyNN, you are accessing

8/19/25

Brain and More Lab, Andrew Rowley2

8/19/25

eBRAIN access

Hi, The EBRAINS notebooks themselves can be used for processing as much as you need I believe. That

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eBRAIN access

Hi, The EBRAINS notebooks themselves can be used for processing as much as you need I believe. That

8/19/25

Andrew Rowley2

8/18/25

SpiNNaker Offline

Hi, I believe that everything is back online and working now. Please let us know if you have any

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SpiNNaker Offline

Hi, I believe that everything is back online and working now. Please let us know if you have any

8/18/25

leixiaoyi

8/4/25

Request for Access to Neuromorphic Computing System

Hi everyone, I hope this message finds you well. My name is Xiaoyi Lei, and I am a first-year PhD

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Request for Access to Neuromorphic Computing System

Hi everyone, I hope this message finds you well. My name is Xiaoyi Lei, and I am a first-year PhD

8/4/25

Alfonso Yamamoto, Andrew Rowley2

7/24/25

Sending something other than spikes

Hi, This is possible but can be a bit tricky in the current implementation. The SpiNNaker

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Sending something other than spikes

Hi, This is possible but can be a bit tricky in the current implementation. The SpiNNaker

7/24/25

Pedro Félix, … Andrew Rowley4

7/21/25

Syncing SpiNNaker to a real-time data source

Hi, One additional note is that there were some experiments on I/O on SpiNNaker in this paper (which

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Syncing SpiNNaker to a real-time data source

Hi, One additional note is that there were some experiments on I/O on SpiNNaker in this paper (which

7/21/25

ABHAYA PAL Singh, Simon Davidson3

6/23/25

SpiNNaker

Hi Simon, Thank you for the quick response and the suggestion. I will be in touch with them. Best,

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SpiNNaker

Hi Simon, Thank you for the quick response and the suggestion. I will be in touch with them. Best,

6/23/25

Andrew Rowley

6/9/25

Jupyter Service changes

Hi, As some may have noticed, we are planning on moving our local Jupyter service to a new server

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Jupyter Service changes

Hi, As some may have noticed, we are planning on moving our local Jupyter service to a new server

6/9/25

Alfonso Yamamoto, Andrew Rowley3

5/15/25

Recording new variable

Hi, Sorry for taking so long to reply! The first error regarding recording is down to the matching

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Recording new variable

Hi, Sorry for taking so long to reply! The first error regarding recording is down to the matching

5/15/25

Iffat Iqbal, Andrew Rowley2

5/14/25

Spinnaker Board Problem?

Hi, That does suggest that either the IP address is wrong, or something has gone wrong with the

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Spinnaker Board Problem?

Hi, That does suggest that either the IP address is wrong, or something has gone wrong with the

5/14/25

Raúl Parada Medina

4/29/25

New spinnaker board?

Hi, Is there any update about new spinnaker boards available to purchase (or borrow)? Thanks, Raúl

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New spinnaker board?

Hi, Is there any update about new spinnaker boards available to purchase (or borrow)? Thanks, Raúl

4/29/25

Christian Brenninkmeijer

4/22/25

Manchester Spinnaker/Spalloc down due to cooling issues

Please note that due to a colling issue in the server room we have had to take down all Spinnaker and

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Manchester Spinnaker/Spalloc down due to cooling issues

Please note that due to a colling issue in the server room we have had to take down all Spinnaker and

4/22/25

Melissa, Andrew Rowley3

4/3/25

Undesired behaviour recording spikes

Hi, I just wanted to add that I tested some things using our own Balanced Random network, which I

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Undesired behaviour recording spikes

Hi, I just wanted to add that I tested some things using our own Balanced Random network, which I

4/3/25

Ahmad Waseem, Andrew Rowley4

4/2/25

Handling Connection Loss in SpiNNaker Simulations

Hi, A thought might be that the jupyter notebook is timing out when not in use, then when you

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Handling Connection Loss in SpiNNaker Simulations

Hi, A thought might be that the jupyter notebook is timing out when not in use, then when you

4/2/25

Sotirios Panagiotou, Andrew Rowley3

3/17/25

Issue running on spinn-20 jupyter

That's all it took for all cases, thank you very much! On Monday, March 17, 2025 at 11:59:36 AM

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Issue running on spinn-20 jupyter

That's all it took for all cases, thank you very much! On Monday, March 17, 2025 at 11:59:36 AM

3/17/25

Sergio Davies, Andrew Rowley2

3/7/25

Spif and ExternalFPGARetinaDevice

Hi, There are already a couple of SPIF implementation classes. Please see https://github.com/

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Spif and ExternalFPGARetinaDevice

Hi, There are already a couple of SPIF implementation classes. Please see https://github.com/

3/7/25

Daniel Casanueva Morato, … Andrew Rowley3

1/6/25

Undesired behaviour STDP mechanism

Hi, You are correct that the number of pre-synaptic neurons will affect the values. This is because

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Undesired behaviour STDP mechanism

Hi, You are correct that the number of pre-synaptic neurons will affect the values. This is because

1/6/25

mazdak fatahi

12/12/24

Supervised STDP

Hello, I hope you are doing well. A colleague of mine is working on a supervised STDP model, which

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Supervised STDP

Hello, I hope you are doing well. A colleague of mine is working on a supervised STDP model, which

12/12/24

Daniel Casanueva Morato, Andrew Gait3

11/20/24

Implementing reward-based STDP mechanism

Oops, my reply got sent early, that incomplete sentence was meant to say this: We don't use a

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Implementing reward-based STDP mechanism

Oops, my reply got sent early, that incomplete sentence was meant to say this: We don't use a

11/20/24

Alberto Arturo Vergani, Andrew Rowley2

10/4/24

update python version

Hi, We could likely update this on your VM. I think that this might require a bit of work to get

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update python version

Hi, We could likely update this on your VM. I think that this might require a bit of work to get

10/4/24

Christian Brenninkmeijer

10/2/24

Release 7.3.0

We have just released Version 7.3.0 One of the main changes is reducing the number of reports run and

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Release 7.3.0

We have just released Version 7.3.0 One of the main changes is reducing the number of reports run and

10/2/24