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Diffstat (limited to 'src/devices/bus/ti8x/teeconn.cpp')
-rw-r--r--src/devices/bus/ti8x/teeconn.cpp34
1 files changed, 31 insertions, 3 deletions
diff --git a/src/devices/bus/ti8x/teeconn.cpp b/src/devices/bus/ti8x/teeconn.cpp
index 9325816735b..b0774684dc7 100644
--- a/src/devices/bus/ti8x/teeconn.cpp
+++ b/src/devices/bus/ti8x/teeconn.cpp
@@ -1,14 +1,39 @@
// license:BSD-3-Clause
// copyright-holders:Vas Crabb
+/*
+ A T-connector, strangely enough.
+ */
#include "emu.h"
#include "teeconn.h"
-DEFINE_DEVICE_TYPE(TI8X_TEE_CONNECTOR, bus::ti8x::tee_connector_device, "ti8x_tconn", "TI-8x T-connector")
+namespace {
+class tee_connector_device : public device_t, public device_ti8x_link_port_interface
+{
+public:
+ tee_connector_device(machine_config const &mconfig, char const *tag, device_t *owner, uint32_t clock);
+
+protected:
+ virtual void device_add_mconfig(machine_config &config) override;
+ virtual void device_start() override;
+
+ virtual DECLARE_WRITE_LINE_MEMBER(input_tip) override;
+ virtual DECLARE_WRITE_LINE_MEMBER(input_ring) override;
+
+ DECLARE_WRITE_LINE_MEMBER(tip_a_w);
+ DECLARE_WRITE_LINE_MEMBER(ring_a_w);
+ DECLARE_WRITE_LINE_MEMBER(tip_b_w);
+ DECLARE_WRITE_LINE_MEMBER(ring_b_w);
+
+ required_device<ti8x_link_port_device> m_port_a;
+ required_device<ti8x_link_port_device> m_port_b;
+
+ bool m_tip_host, m_tip_a, m_tip_b;
+ bool m_ring_host, m_ring_a, m_ring_b;
+};
-namespace bus::ti8x {
tee_connector_device::tee_connector_device(
machine_config const &mconfig,
@@ -102,4 +127,7 @@ WRITE_LINE_MEMBER(tee_connector_device::input_ring)
m_port_b->ring_w((m_ring_host && m_ring_a) ? 1 : 0);
}
-} // namespace bus::ti8x
+} // anonymous namespace
+
+
+DEFINE_DEVICE_TYPE_PRIVATE(TI8X_TEE_CONNECTOR, device_ti8x_link_port_interface, tee_connector_device, "ti8x_tconn", "TI-8x T-connector")