Keyboard host on 1788

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Keyboard host on 1788

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lpcware
NXP Employee
NXP Employee
Content originally posted in LPCWare by applex on Mon Jun 24 18:58:24 MST 2013

LPC1788 + LPCOpen


<span style="font-family: arial; font-size: small; line-height: 19px; background-color: #ffffff;">Device Attached on port 0</span><br style="font-family: arial; font-size: small; line-height: 19px; background-color: #ffffff;" clear="none" /><span style="font-family: arial; font-size: small; line-height: 19px; background-color: #ffffff;">Dev Enum Error</span><br style="font-family: arial; font-size: small; line-height: 19px; background-color: #ffffff;" clear="none" /><span style="font-family: arial; font-size: small; line-height: 19px; background-color: #ffffff;">-- Error port 0</span><br style="font-family: arial; font-size: small; line-height: 19px; background-color: #ffffff;" clear="none" /><span style="font-family: arial; font-size: small; line-height: 19px; background-color: #ffffff;">-- Error Code 3</span><br style="font-family: arial; font-size: small; line-height: 19px; background-color: #ffffff;" clear="none" /><span style="font-family: arial; font-size: small; line-height: 19px; background-color: #ffffff;">-- Sub Error Code 2</span><br style="font-family: arial; font-size: small; line-height: 19px; background-color: #ffffff;" clear="none" /><span style="font-family: arial; font-size: small; line-height: 19px; background-color: #ffffff;">-- In State 7</span><br style="font-family: arial; font-size: small; line-height: 19px; background-color: #ffffff;" clear="none" /><br style="font-family: arial; font-size: small; line-height: 19px; background-color: #ffffff;" clear="none" /><span style="font-family: arial; font-size: small; line-height: 19px; background-color: #ffffff;">Device Unattached on port 0</span>


What does the code mean?

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2 Replies

455 Views
priyankb
Contributor III

Probably a pull down error. Make sure you put 15k pull down to both DP & DM lines of USB.

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455 Views
lpcware
NXP Employee
NXP Employee
Content originally posted in LPCWare by applex on Thu Jun 27 19:14:39 MST 2013

No one could support?

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