Graham Cantin / MODSERIAL

trying to make telnetserver repo public

Fork of MODSERIAL by Andy K

Diff: ISR_RX.cpp

Revision:
2:b936b4acbd92
Parent:
0:eb2522b41db8
Child:
4:28de979b77cf
diff -r b7e435fbfe8e -r b936b4acbd92 ISR_RX.cpp
--- a/ISR_RX.cpp	Sun Nov 21 02:15:07 2010 +0000
+++ b/ISR_RX.cpp	Sun Nov 21 03:31:51 2010 +0000
@@ -28,7 +28,9 @@
 void 
 MODSERIAL::isr_rx(void)
 {
-    if (_base) {
+    if (! _base ) return;
+    
+    if ( dmaInUse[RxIrq] == NotInUse ) {
         while( MODSERIAL_RBR_HAS_DATA ) {
             rxc = (char)(_RBR & 0xFF); 
             if ( MODSERIAL_RX_BUFFER_FULL ) {