now exporting timertmp - hopefully

firmware/slavechip/main.c

@@ -3,6 +3,7 @@
 
 uint8_t foo;
 uint16_t bar;
+uint16_t timertmp;
 
 void baz() {
   foo++;
@@ -35,7 +36,7 @@ int __attribute__((noreturn)) main(void) {
 
   for(;;){
     
-    SOFTTIMER(1,500) {     
+    SOFTTIMER(1,500) {
       // do_stuff();
     }
 
@@ -45,16 +46,15 @@ int __attribute__((noreturn)) main(void) {
 
 
 ISR(TIMER1_OVF_vect,ISR_NOBLOCK){
-    uint16_t tmp;
-    tmp=timer1_acc;
-    tmp++;
+    timertmp=timer1_acc;
+    timertmp++;
 
     /* the ATOMIC is acutally only needed if timer1_acc is never read from an ISR, which
      * is probably the case.
      * ATOMIC_FORCEON: the ISR_NOBLOCK sets sei() a few cycles before.
      */
     ATOMIC_BLOCK(ATOMIC_FORCEON){ 
-        timer1_acc=tmp;
+        timer1_acc=timertmp;
     }
 
 }

firmware/slavechip/spi_pointers.c

@@ -12,7 +12,7 @@ uint8_t *spi_proto_globals8[] = {
                                   &foo
                                  };
 uint16_t *spi_proto_globals16[] = {
-                                  &bar,
+                                  &timertmp,
                                   &bar,
                                   &bar,
                                   &bar,