Fix last UartSend.send() lost when immediately followed by UartStream.send().

[tinyos-2.x.git] / tos / chips / msp430 / usci / Msp430UartP.nc

diff --git a/tos/chips/msp430/usci/Msp430UartP.nc b/tos/chips/msp430/usci/Msp430UartP.nc
index 06ea790323fa9ff95e81ee100feb7ad34c7fb45c..ddf074bdd0952100c4319207af6fcdb2a6d3a5ff 100644 (file)
--- a/tos/chips/msp430/usci/Msp430UartP.nc
+++ b/tos/chips/msp430/usci/Msp430UartP.nc
@@ -152,6 +152,7 @@ implementation {
        return FAIL;
       m_sobuf = buf;
       m_solen = len;
+      while (!call Registers.getIfgTx());
       call Registers.setIeTx();
       call Registers.setTxbuf(*m_sobuf);
       m_slen = m_solen - 1;