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solves #178 bugfix when sending frames > 63 byte, missing masking of upper bits after sending a U_DataOffset

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SirSydom 2022-02-22 16:28:38 +01:00
parent 53425e2ef7
commit 7910bd886a
1 changed files with 1 additions and 1 deletions
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src/knx/tpuart_data_link_layer.cpp
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@ -594,7 +594,7 @@ bool TpUartDataLinkLayer::sendSingleFrameByte()
} }
if (_TxByteCnt != _sendBufferLength - 1) if (_TxByteCnt != _sendBufferLength - 1)
cmd[0] = U_L_DATA_START_CONT_REQ | _TxByteCnt; cmd[0] = U_L_DATA_START_CONT_REQ | (_TxByteCnt % 64);
else else
cmd[0] = U_L_DATA_END_REQ | _TxByteCnt; cmd[0] = U_L_DATA_END_REQ | _TxByteCnt;