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i8251: Implement send break command

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This commit is contained in:
AJR 2018-11-07 19:15:21 -05:00
parent 4bbfd2b20a
commit 30b00e6dcc
1 changed files with 2 additions and 2 deletions
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4
src/devices/machine/i8251.cpp
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@ -268,8 +268,8 @@ void i8251_device::update_tx_empty()
{
if (m_status & I8251_STATUS_TX_EMPTY)
{
/* tx is in marking state (high) when tx empty! */
m_txd_handler(1);
// return TxD to marking state (high) if not sending break character
m_txd_handler(!BIT(m_command, 3));
}
m_txempty_handler((m_status & I8251_STATUS_TX_EMPTY) != 0);