fixes #143 simulated serial half duplex

TG9541 · Jan 19, 2018 · c18641f · c18641f
1 parent ced3961
commit c18641f
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/forth.asm b/forth.asm
@@ -150,9 +150,13 @@
         .include "linkopts.inc"
 
         ; console configuration: check if TX simulation has priority over UART
-        .ifeq   HAS_TXSIM - HAS_TXUART
+        .ifge   HAS_TXSIM - HAS_TXUART
+        .ifeq  PNTX-PNRX
         CONSOLE_HALF_DUPLEX = 1 ; single wire RX/TX simulation is half duplex
         .else
+        CONSOLE_HALF_DUPLEX = 0 ; RX/TX simulation supports full duplex
+        .endif
+        .else
         CONSOLE_HALF_DUPLEX = HALF_DUPLEX ; use hardware UART settings
         .endif