解决编译不过

f407/applications/power.c

@@ -273,12 +273,12 @@ int power_clear(void)
     lock_d_hold(h->lck);
     for(i=0; i<BRD_MAX; i++) {
         if(h->pall.pbrd[i]) {
-            for(j=0; j<h->pall.pbrd[i]->cnt; j++) {
+            for(j=0; j<h->pall.pbrd[i]->chs; j++) {
                 if(h->pall.pbrd[i]->pch) {
                     free(h->pall.pbrd[i]->pch);
                     h->pall.pbrd[i]->pch = NULL;
                 }
-                h->pall.pbrd[i]->cnt = 0;
+                h->pall.pbrd[i]->chs = 0;
             }
             free(h->pall.pbrd[i]);
             h->pall.pbrd[i] = NULL;