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-rw-r--r--Projects/XPLAINBridge/Lib/SoftUART.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/Projects/XPLAINBridge/Lib/SoftUART.c b/Projects/XPLAINBridge/Lib/SoftUART.c
index 90c23b71d..4ec8dcdc8 100644
--- a/Projects/XPLAINBridge/Lib/SoftUART.c
+++ b/Projects/XPLAINBridge/Lib/SoftUART.c
@@ -124,7 +124,7 @@ ISR(TIMER1_COMPA_vect, ISR_BLOCK)
}
/** ISR to manage the transmission of bits via the software UART. */
-ISR(TIMER3_COMPA_vect, ISR_NOBLOCK)
+ISR(TIMER3_COMPA_vect, ISR_BLOCK)
{
/* Check if transmission has finished */
if (TX_BitsRemaining)