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Diffstat (limited to 'src/devices/bus/pet/diag264_lb_tape.c')
-rw-r--r--src/devices/bus/pet/diag264_lb_tape.c83
1 files changed, 83 insertions, 0 deletions
diff --git a/src/devices/bus/pet/diag264_lb_tape.c b/src/devices/bus/pet/diag264_lb_tape.c
new file mode 100644
index 00000000000..0c3bfb87d74
--- /dev/null
+++ b/src/devices/bus/pet/diag264_lb_tape.c
@@ -0,0 +1,83 @@
+// license:BSD-3-Clause
+// copyright-holders:Curt Coder
+/**********************************************************************
+
+ Diag264 Cassette Loop Back Connector emulation
+
+**********************************************************************/
+
+#include "diag264_lb_tape.h"
+
+
+
+//**************************************************************************
+// DEVICE DEFINITIONS
+//**************************************************************************
+
+const device_type DIAG264_CASSETTE_LOOPBACK = &device_creator<diag264_cassette_loopback_device>;
+
+
+
+//**************************************************************************
+// LIVE DEVICE
+//**************************************************************************
+
+//-------------------------------------------------
+// diag264_cassette_loopback_device - constructor
+//-------------------------------------------------
+
+diag264_cassette_loopback_device::diag264_cassette_loopback_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
+ : device_t(mconfig, DIAG264_CASSETTE_LOOPBACK, "Diag264 Cassette Loopback", tag, owner, clock, "diag264_loopback_cassette", __FILE__),
+ device_pet_datassette_port_interface(mconfig, *this),
+ m_read(1),
+ m_sense(0)
+{ }
+
+
+//-------------------------------------------------
+// device_start - device-specific startup
+//-------------------------------------------------
+
+void diag264_cassette_loopback_device::device_start()
+{
+}
+
+
+//-------------------------------------------------
+// datassette_read - read data
+//-------------------------------------------------
+
+int diag264_cassette_loopback_device::datassette_read()
+{
+ return m_read;
+}
+
+
+//-------------------------------------------------
+// datassette_write - write data
+//-------------------------------------------------
+
+void diag264_cassette_loopback_device::datassette_write(int state)
+{
+ m_read = state;
+}
+
+
+//-------------------------------------------------
+// datassette_sense - switch sense
+//-------------------------------------------------
+
+int diag264_cassette_loopback_device::datassette_sense()
+{
+ return m_sense;
+}
+
+
+//-------------------------------------------------
+// datassette_motor - motor
+//-------------------------------------------------
+
+void diag264_cassette_loopback_device::datassette_motor(int state)
+{
+ m_sense = !state;
+}