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Diffstat (limited to 'src/devices/bus/cbmiec/diag264_lb_iec.cpp')
-rw-r--r--src/devices/bus/cbmiec/diag264_lb_iec.cpp52
1 files changed, 52 insertions, 0 deletions
diff --git a/src/devices/bus/cbmiec/diag264_lb_iec.cpp b/src/devices/bus/cbmiec/diag264_lb_iec.cpp
new file mode 100644
index 00000000000..d9c2e5ed303
--- /dev/null
+++ b/src/devices/bus/cbmiec/diag264_lb_iec.cpp
@@ -0,0 +1,52 @@
+// license:BSD-3-Clause
+// copyright-holders:Curt Coder
+/**********************************************************************
+
+ Diag264 Serial Loop Back Connector emulation
+
+**********************************************************************/
+
+#include "diag264_lb_iec.h"
+
+
+
+//**************************************************************************
+// DEVICE DEFINITIONS
+//**************************************************************************
+
+const device_type DIAG264_SERIAL_LOOPBACK = &device_creator<diag264_serial_loopback_device>;
+
+
+
+//**************************************************************************
+// LIVE DEVICE
+//**************************************************************************
+
+//-------------------------------------------------
+// diag264_serial_loopback_device - constructor
+//-------------------------------------------------
+
+diag264_serial_loopback_device::diag264_serial_loopback_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
+ : device_t(mconfig, DIAG264_SERIAL_LOOPBACK, "Diag264 Serial Loopback", tag, owner, clock, "diag264_serial_loopback", __FILE__),
+ device_cbm_iec_interface(mconfig, *this)
+{
+}
+
+
+//-------------------------------------------------
+// device_start - device-specific startup
+//-------------------------------------------------
+
+void diag264_serial_loopback_device::device_start()
+{
+}
+
+
+//-------------------------------------------------
+// cbm_iec_atn -
+//-------------------------------------------------
+
+void diag264_serial_loopback_device::cbm_iec_atn(int state)
+{
+ m_bus->clk_w(state);
+}