topic USB ROM API in LPC4370 in LPC Microcontrollers https://community.nxp.com/t5/LPC-Microcontrollers/USB-ROM-API-in-LPC4370/m-p/714299#M28851 <HTML><HEAD></HEAD><BODY><P>Chapter 27: "LPC43xx/LPC43Sxx USB API" of the LPC43xx user's manual states that the USB ROM API is only available for LPC4350/30/20 and&nbsp;<SPAN>LPC43S50/S30/S20 parts. &nbsp;However, the LPCOpen libraries and examples for LPC4370 include examples for usbd_rom_xxxxx. &nbsp;Please advise.</SPAN></P></BODY></HTML> Sun, 03 Sep 2017 15:37:26 GMT hmyoong 2017-09-03T15:37:26Z USB ROM API in LPC4370 https://community.nxp.com/t5/LPC-Microcontrollers/USB-ROM-API-in-LPC4370/m-p/714299#M28851 <HTML><HEAD></HEAD><BODY><P>Chapter 27: "LPC43xx/LPC43Sxx USB API" of the LPC43xx user's manual states that the USB ROM API is only available for LPC4350/30/20 and&nbsp;<SPAN>LPC43S50/S30/S20 parts. &nbsp;However, the LPCOpen libraries and examples for LPC4370 include examples for usbd_rom_xxxxx. &nbsp;Please advise.</SPAN></P></BODY></HTML> Sun, 03 Sep 2017 15:37:26 GMT https://community.nxp.com/t5/LPC-Microcontrollers/USB-ROM-API-in-LPC4370/m-p/714299#M28851 hmyoong 2017-09-03T15:37:26Z Re: USB ROM API in LPC4370 https://community.nxp.com/t5/LPC-Microcontrollers/USB-ROM-API-in-LPC4370/m-p/714300#M28852 <HTML><HEAD></HEAD><BODY><P>Let me answer my own question, after reading the code and cross checked using Google's search&nbsp;</P><P></P><P>Code:</P><P>By looking at the labtool/fw/Lib_USB/LPCUSBLIB/LPCUSBlibConfig.h</P><P></P><P><SPAN style="color: #6a737d; background-color: #ffffff;">// Define USE_USB_ROM_STACK = 1 to use MCU's internal ROM stack, 0 if otherwise</SPAN></P><P><SPAN class="" style="color: #d73a49; background-color: #ffffff;">#define</SPAN><SPAN style="color: #24292e; background-color: #ffffff;"> </SPAN><SPAN class="" style="color: #6f42c1; background-color: #ffffff;">USB_FORCED_FULLSPEED</SPAN><SPAN style="color: #24292e; background-color: #ffffff;"> </SPAN><SPAN class="" style="color: #005cc5; background-color: #ffffff;">0</SPAN></P><P><SPAN class="" style="color: #005cc5; background-color: #ffffff;"></SPAN></P><P><SPAN class="" style="color: #005cc5; background-color: #ffffff;">Google's search&nbsp;</SPAN></P><P><SPAN class="" style="color: #005cc5; background-color: #ffffff;"><A class="link-titled" href="http://www.nxp-lpc.com/images/nxpUSBlib_v1_1.pdf" title="http://www.nxp-lpc.com/images/nxpUSBlib_v1_1.pdf">http://www.nxp-lpc.com/images/nxpUSBlib_v1_1.pdf</A></SPAN></P><P><SPAN class="" style="color: #005cc5; background-color: #ffffff;"></SPAN></P><P><SPAN class="" style="color: #005cc5; background-color: #ffffff;">It is confirmed that LPC4370 does not support USB ROM API.</SPAN></P></BODY></HTML> Mon, 04 Sep 2017 00:01:45 GMT https://community.nxp.com/t5/LPC-Microcontrollers/USB-ROM-API-in-LPC4370/m-p/714300#M28852 hmyoong 2017-09-04T00:01:45Z