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Hello.
I found the LNK_PHY_TX_TRIM register.
Do you explain the meaning, default value, unit of each items?
1. PCS_TX_SWING_LOW
2. PCS_TX_SWING_FULL
3. PCS_TX_DEEMPH_6DB
4. PCS_TX_DEEMPH_3P5DB
Thank and Best regards.
Glenn.
Solved! Go to Solution.
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Hi Glenn,
Here are some explanations form wikipedia.
https://en.wikipedia.org/wiki/Amplitude
https://en.wikipedia.org/wiki/Emphasis_(telecommunications)
You can use CyU3PUsbSetTxSwing and CyU3PUsbSetTxDeemphasis to adjust these values if you want.
Regards,
Eddie
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Hi Glenn,
The information you requested is contained in FX3 TRM. Location: Program Files (x86)\Cypress\EZ-USB FX3 SDK\1.3\doc\firmware\FX3_TRM.pdf
Regards,
Eddie
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Hello Eddie.
Do you have the waveform image explained it?
I am sorry,
I don't know the meaning not at all.
Thanks and Best regards.
Glenn.
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Hi Glenn,
Here are some explanations form wikipedia.
https://en.wikipedia.org/wiki/Amplitude
https://en.wikipedia.org/wiki/Emphasis_(telecommunications)
You can use CyU3PUsbSetTxSwing and CyU3PUsbSetTxDeemphasis to adjust these values if you want.
Regards,
Eddie
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Hello Eddie.
Thanks.
Glenn.