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I've found out about this and explained it further here: https://community.particle.io/t/photon-device-name-not-returning-anymore/28088/4
I'm using the following code to connect to mqtt:
```
vo…
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Obstacles will have to have a absorption index, or a complex refractive index with an absorption coefficient. They'll affect the intensity property of the Photon particle. Particles will need to there…
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```
It might be useful to be able to input as an x-ray source a phase space file,
where a phase space file is defined as a file containing photons scored at a
specific plane with the each particle'…
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We have multiple (3, currently) customers who are unable to give WiFi credentials to their photon using our app (CleverPet - using the spark-setup-ios v 0.5.0), and all are failing in a very similar w…
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> Datasheet errata will be added to this issue when found. Datasheets will be updated with the listed version after items are checked off. Some errata may persist between revisions, and they will be…
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In Particle Interactions: Sprint 41 with William Hart, Alex Swan reported in the chat that the firmware here doesn't work on the Photon. We should verify and fix. Alex additionally said:
> The WifiSc…
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Hi!
I am running on a Particle Photon with 2.1.0 and particle-hap 1.0.16. I am using the Door example code with some modifications to control a relay that interacts with a window.
I have the iss…
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Unable to build for the Photon. Veryfing code using this library in Particle Build fails with this error:
```
SparkButton/SparkButton.cpp:689:9: error: 'PIN_MAP' was not declared in this scope
…
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Veryfing code using this library in Particle Build fails with this error:
```
LiquidCrystal_I2C_Spark/LiquidCrystal_I2C_Spark.cpp:48:23: error: 'CLOCK_SPEED_100KHZ' was not declared in this scope
…
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At present the code crashes if photons with zero initial momentum are initialized. I noticed this bug writing a unit test:
```
max_step = 50
amr.n_cell = 64 64 64
amr.max_level = 0
amr.blocking_f…