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Diffstat (limited to 'src/devices/bus/vtech/memexp/rtty.cpp')
-rw-r--r--src/devices/bus/vtech/memexp/rtty.cpp38
1 files changed, 18 insertions, 20 deletions
diff --git a/src/devices/bus/vtech/memexp/rtty.cpp b/src/devices/bus/vtech/memexp/rtty.cpp
index 02b3aba005b..6a0f96c58a8 100644
--- a/src/devices/bus/vtech/memexp/rtty.cpp
+++ b/src/devices/bus/vtech/memexp/rtty.cpp
@@ -17,6 +17,19 @@
DEFINE_DEVICE_TYPE(VTECH_RTTY_INTERFACE, vtech_rtty_interface_device, "vtech_rtty", "DSE VZ-200/300 RTTY Interface")
//-------------------------------------------------
+// mem_map - memory space address map
+//-------------------------------------------------
+
+void vtech_rtty_interface_device::mem_map(address_map &map)
+{
+ map.unmap_value_high();
+ map(0x4000, 0x4fff).rom().region("software", 0);
+ map(0x5000, 0x5000).mirror(0x7ff).r(FUNC(vtech_rtty_interface_device::receive_data_r));
+ map(0x5800, 0x5800).mirror(0x7ff).w(FUNC(vtech_rtty_interface_device::transmit_data_w));
+ map(0x6000, 0x6000).mirror(0x7ff).w(FUNC(vtech_rtty_interface_device::relay_w));
+}
+
+//-------------------------------------------------
// rom_region - device-specific ROM region
//-------------------------------------------------
@@ -40,8 +53,7 @@ const tiny_rom_entry *vtech_rtty_interface_device::device_rom_region() const
//-------------------------------------------------
vtech_rtty_interface_device::vtech_rtty_interface_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
- device_t(mconfig, VTECH_RTTY_INTERFACE, tag, owner, clock),
- device_vtech_memexp_interface(mconfig, *this)
+ vtech_memexp_device(mconfig, VTECH_RTTY_INTERFACE, tag, owner, clock)
{
}
@@ -51,21 +63,7 @@ vtech_rtty_interface_device::vtech_rtty_interface_device(const machine_config &m
void vtech_rtty_interface_device::device_start()
{
-}
-
-//-------------------------------------------------
-// device_reset - device-specific reset
-//-------------------------------------------------
-
-void vtech_rtty_interface_device::device_reset()
-{
- // program
- program_space().install_rom(0x4000, 0x4fff, 0x1000, memregion("software")->base());
-
- // data
- program_space().install_read_handler(0x5000, 0x57ff, read8_delegate(*this, FUNC(vtech_rtty_interface_device::receive_data_r)));
- program_space().install_write_handler(0x5800, 0x5fff, write8_delegate(*this, FUNC(vtech_rtty_interface_device::transmit_data_w)));
- program_space().install_write_handler(0x6000, 0x67ff, write8_delegate(*this, FUNC(vtech_rtty_interface_device::relay_w)));
+ vtech_memexp_device::device_start();
}
@@ -73,17 +71,17 @@ void vtech_rtty_interface_device::device_reset()
// IMPLEMENTATION
//**************************************************************************
-READ8_MEMBER( vtech_rtty_interface_device::receive_data_r )
+uint8_t vtech_rtty_interface_device::receive_data_r()
{
return 0xff;
}
-WRITE8_MEMBER( vtech_rtty_interface_device::transmit_data_w )
+void vtech_rtty_interface_device::transmit_data_w(uint8_t data)
{
logerror("transmit_w: %d\n", BIT(data, 7));
}
-WRITE8_MEMBER( vtech_rtty_interface_device::relay_w )
+void vtech_rtty_interface_device::relay_w(uint8_t data)
{
logerror("relay_w: %d\n", BIT(data, 7));
}