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author fulivi <fulivi@users.noreply.github.com>2016-07-18 16:23:21 +0200
committer fulivi <fulivi@users.noreply.github.com>2016-07-18 16:23:21 +0200
commitd6338f3bf46d502e73adb2a86355f64fa0eff1a4 (patch)
tree5d0589b8b6dd041abfc44ef828a8e5e32bf114c4 /src/devices/bus/rs232/null_modem.cpp
parente166e118ce261735494a16455eb34754982eacc7 (diff)
i8251: RTS and DTR outputs now use negative logic (0 = active)
Diffstat (limited to 'src/devices/bus/rs232/null_modem.cpp')
-rw-r--r--src/devices/bus/rs232/null_modem.cpp6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/devices/bus/rs232/null_modem.cpp b/src/devices/bus/rs232/null_modem.cpp
index 63df2f925b7..525da0af415 100644
--- a/src/devices/bus/rs232/null_modem.cpp
+++ b/src/devices/bus/rs232/null_modem.cpp
@@ -16,7 +16,7 @@ null_modem_device::null_modem_device(const machine_config &mconfig, const char *
m_input_count(0),
m_input_index(0),
m_timer_poll(nullptr),
- m_rts(ASSERT_LINE)
+ m_rts(0)
{
}
@@ -70,7 +70,7 @@ WRITE_LINE_MEMBER(null_modem_device::update_serial)
output_dsr(0);
output_cts(0);
- m_rts = ASSERT_LINE;
+ m_rts = 0;
}
void null_modem_device::device_reset()
@@ -102,7 +102,7 @@ void null_modem_device::queue()
m_input_count = m_stream->input(m_input_buffer, sizeof(m_input_buffer));
}
- if (m_input_count != 0 && m_rts == ASSERT_LINE)
+ if (m_input_count != 0 && m_rts == 0)
{
transmit_register_setup(m_input_buffer[m_input_index++]);