X-Git-Url: https://oss.titaniummirror.com/gitweb?a=blobdiff_plain;f=tos%2Fchips%2Fmsp430%2Fusci%2FMsp430SpiP.nc;h=142edb7b9f9996a8a15b1ad96a759a2b8b2a8c73;hb=88bc2aa5e7e7c3870700a40d78829b51d3ae3754;hp=22bfbbd376b1aa00237b8539a94b7ab402ea7a4f;hpb=9b3bcb092b6b9fba236a452663d71a39189ea283;p=tinyos-2.x.git

diff --git a/tos/chips/msp430/usci/Msp430SpiP.nc b/tos/chips/msp430/usci/Msp430SpiP.nc
index 22bfbbd3..142edb7b 100644
--- a/tos/chips/msp430/usci/Msp430SpiP.nc
+++ b/tos/chips/msp430/usci/Msp430SpiP.nc
@@ -250,6 +250,7 @@ implementation {
 
       if (end > m_len)
 	end = m_len;
+      waitOnTx(); /* Don't assume that the last tx is done already */
       call Registers.setTxbuf(m_txBuf ? m_txBuf[m_pos] : 0);
       while (++m_pos < end) {
 	waitOnRx();