Content originally posted in LPCWare by gjzxwht on Sat May 17 05:15:59 MST 2014
LPC1788 +sdram(8M)+LAN8710,lwip,ucosiii
cpuclk:100M;emclk:50M
100M-T,packet loss seriously,20%;10M-T,packet loss seriously,10%;
then,emclk update to 100MHz,packet loss very low,but sdram not stable,will die when high temperature,about 50C.
DMA speed?EMC bandwidth?
thank you!