ethan hong / MODSERIAL

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Dependents:   MPU9250AHRS_UBSUART-IRQ

Fork of MODSERIAL by Andy K

Diff: PUTC.cpp

Revision:
22:c11ea36f17f9
Parent:
18:21ef26402365
diff -r af2af4c61c2f -r c11ea36f17f9 PUTC.cpp
--- a/PUTC.cpp	Tue May 10 08:07:27 2011 +0000
+++ b/PUTC.cpp	Thu Apr 19 20:47:46 2012 +0000
@@ -65,7 +65,9 @@
         }
         _IER &= ~2;
         buffer[TxIrq][buffer_in[TxIrq]] = c;
+        __disable_irq();
         buffer_count[TxIrq]++;
+        __enable_irq();
         buffer_in[TxIrq]++;
         if (buffer_in[TxIrq] >= buffer_size[TxIrq]) {
             buffer_in[TxIrq] = 0;