topic LPC824 I2C2 Drops a Clock in LPC Microcontrollers https://community.nxp.com/t5/LPC-Microcontrollers/LPC824-I2C2-Drops-a-Clock/m-p/561722#M16340 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by FirmLogic on Fri Jan 09 22:13:07 MST 2015</STRONG><BR /><SPAN>Our firmware experiences failed CRC checks occasionally. Using scope and logic analyzer, we tracked down to the I2C2 device issuing a NAK when firmware sent a "Continue" command.&nbsp; Does not occur on any other I2C port.&nbsp; What may be causing this problem?</SPAN><BR /><BR /><SPAN>Using LPCopen library.&nbsp; Using I2C1, 2, &amp; 3 as SMBus running at 100KHz.</SPAN><BR /><BR /><SPAN>- Mike Dawson -</SPAN></BODY></HTML> Wed, 15 Jun 2016 20:03:07 GMT lpcware 2016-06-15T20:03:07Z LPC824 I2C2 Drops a Clock https://community.nxp.com/t5/LPC-Microcontrollers/LPC824-I2C2-Drops-a-Clock/m-p/561722#M16340 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by FirmLogic on Fri Jan 09 22:13:07 MST 2015</STRONG><BR /><SPAN>Our firmware experiences failed CRC checks occasionally. Using scope and logic analyzer, we tracked down to the I2C2 device issuing a NAK when firmware sent a "Continue" command.&nbsp; Does not occur on any other I2C port.&nbsp; What may be causing this problem?</SPAN><BR /><BR /><SPAN>Using LPCopen library.&nbsp; Using I2C1, 2, &amp; 3 as SMBus running at 100KHz.</SPAN><BR /><BR /><SPAN>- Mike Dawson -</SPAN></BODY></HTML> Wed, 15 Jun 2016 20:03:07 GMT https://community.nxp.com/t5/LPC-Microcontrollers/LPC824-I2C2-Drops-a-Clock/m-p/561722#M16340 lpcware 2016-06-15T20:03:07Z