topic Execution not comming to bootloader interrupt service routine in LPC Microcontrollers https://community.nxp.com/t5/LPC-Microcontrollers/Execution-not-comming-to-bootloader-interrupt-service-routine/m-p/524224#M6860 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by arunprakash.p on Thu Jan 01 21:16:56 MST 2015</STRONG><BR /><BR /><SPAN>I am using a secondary Ethernet boot loader for lpc1769.My bootloader located at 0x0 and it uses a first three sectors.Remaining sectors in flash are used for application code. When I am downloading application code for led blinking using timer in interrupt it is working fine. During the timer interrupt, execution comes in the timer isr in bootloader, from where I relocate to the application timer isr. It is working perfectly.</SPAN><BR /><SPAN> The problem occurs when I downloading the led blinking program using uart interrupt. While interrupting the uart execution doesn't come in the bootloader uart isr. so that I couldn't able to relocate the bootloader isr to application uart isr.</SPAN><BR /><SPAN> What cold be the problem? please help me to solve this problem. </SPAN></BODY></HTML> Wed, 15 Jun 2016 18:08:29 GMT lpcware 2016-06-15T18:08:29Z Execution not comming to bootloader interrupt service routine https://community.nxp.com/t5/LPC-Microcontrollers/Execution-not-comming-to-bootloader-interrupt-service-routine/m-p/524224#M6860 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by arunprakash.p on Thu Jan 01 21:16:56 MST 2015</STRONG><BR /><BR /><SPAN>I am using a secondary Ethernet boot loader for lpc1769.My bootloader located at 0x0 and it uses a first three sectors.Remaining sectors in flash are used for application code. When I am downloading application code for led blinking using timer in interrupt it is working fine. During the timer interrupt, execution comes in the timer isr in bootloader, from where I relocate to the application timer isr. It is working perfectly.</SPAN><BR /><SPAN> The problem occurs when I downloading the led blinking program using uart interrupt. While interrupting the uart execution doesn't come in the bootloader uart isr. so that I couldn't able to relocate the bootloader isr to application uart isr.</SPAN><BR /><SPAN> What cold be the problem? please help me to solve this problem. </SPAN></BODY></HTML> Wed, 15 Jun 2016 18:08:29 GMT https://community.nxp.com/t5/LPC-Microcontrollers/Execution-not-comming-to-bootloader-interrupt-service-routine/m-p/524224#M6860 lpcware 2016-06-15T18:08:29Z