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Add one-eem and 4412 urukul difference description 

Signed-off-by: Egor Savkin <es@m-labs.hk>
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Egor Savkin 2024-01-19 11:28:10 +08:00
parent b174819fbb
commit 65d73c6cff
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src/hw/urukul.md
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@ -30,6 +30,20 @@ Synchronization requires Kasli and Urukul to be clocked from the same oscillator
why this feature is disabled by default.
There is no intrinsic impact on Urukul output phase noise and the synchronization process is quick and reliable when done correctly.
### One-EEM mode
Users may choose to use only one EEM port, if they want more cards to be in their crate. However following features
will become unavailable:
* SU-Servo
* RF switch control
* Synchronization
### Urukul 4412
Urukul 4412 has higher frequency resolution (47 bit against 32 at Urukul 4410), however lacks such features:
* SU-Servo
* Synchronization
## Testing
After running `artiq_sinara_test`: