航空研究会 / MODSERIAL

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Dependents:   Autoflight2018_22_MODSERIAL

Fork of MODSERIAL by Erik -

Diff: ISR_RX.cpp

Revision:
8:775f860e94d3
Parent:
4:28de979b77cf
Child:
12:8c7394e2ae7f
--- a/ISR_RX.cpp	Mon Nov 22 09:19:50 2010 +0000
+++ b/ISR_RX.cpp	Mon Nov 22 09:58:34 2010 +0000
@@ -28,7 +28,10 @@
 void 
 MODSERIAL::isr_rx(void)
 {
-    if (! _base ) return;
+    if (! _base || buffer_size[RxIrq] == 0 || buffer[RxIrq] == (char *)NULL) {
+        _isr[RxIrq].call(); 
+        return;
+    } 
     
     while( MODSERIAL_RBR_HAS_DATA ) {
         rxc = (char)(_RBR & 0xFF);