#include "RTE_Device.h" // Keil::Device:Startup#include "RTE_Components.h" // Component selection#include "LPC17xx.h" // Device headerenum states {aa,a5a5,aa55,aa55bb,AA,BB,A5A5,idle_state,IDLE_STATE,AA55};int dl[3],ch[3],times=1;void form_table(uint8_t table[]){ if(table[2]==dl[0]){ if(table[9]==ch[0]) { s }} } void validation(uint8_t v_pack[],int ps,int pos){ int j;int sum=0;int check_sum; for(j=pos-13;j<pos-2;j++) { sum+=v_pack[j]; } sum -=v_pack[pos];//remove check sum sum &=0x000000ff; check_sum=v_pack[pos-1]; if(sum==check_sum) { form_table(v_pack); }}int main(){int i,ps;uint8_t packet[]={0xaa,0x55,0xaa,0x55,0xaa,0x55,0xaa,0x55,0xaa,0x55,0xaa,0x55,0xaa,0x55,0xaa,0xbb,}; ps=idle_state;for(i=0;packet[i]!='\0';i++) { switch(ps) { idle_state: { switch(packet[i]){ aa: ps=AA;i++;break; default: i++;break; } break; } AA:{ switch(packet[i]){ a5a5: ps=AA55;i+=14;break; default: ps=idle_state;i++;break; } break; } AA55: { switch(packet[i]){ bb: ps=aa55bb;i++;validation(packet,ps,i);break; default: ps=idle_state;i++;break; } break; } } } }
As rkopsch says, you haven't actually asked any question!
The standard approach is to consider the following:
How To Debug.
You should also specify what version of the tools you are using.