topic USB connect state in LPC Microcontrollers

USB connect state

googcheng — Tue, 03 Jul 2018 09:53:49 GMT

how to check USB connect state for lpc1343 at chip endpoint?

when will it enter USB interrupt handler?

what does (*rom)->pUSBD->isr(); do?

Re: USB connect state

kerryzhou — Wed, 04 Jul 2018 07:31:58 GMT

Hi Jay,

What the USB type you are using?

Normally, you can check it in the PC device manager usb controllers item, if your USB is useful, it will be list in the device mange item.

Have a great day,
Kerry

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Re: USB connect state

googcheng — Wed, 04 Jul 2018 08:16:18 GMT

connect lpc1343 dali master to PC, i want to check the connect state within lpc endpoint code,

like the "Get Device Status" command. is there a connect/disconnect interrupt or a state check function?

Re: USB connect state

kerryzhou — Thu, 12 Jul 2018 05:58:49 GMT

Hi Jay,

About the dali master, you can refer to our application note and the according example:

https://www.nxp.com/downloads/en/software/LPC11xx_LPC13xx_DALI_DevKit_AN11175.zip

Wish it helps you!

Have a great day,
Kerry