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Diffstat (limited to 'src/devices/bus/epson_sio/tf20.cpp')
-rw-r--r--src/devices/bus/epson_sio/tf20.cpp6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/devices/bus/epson_sio/tf20.cpp b/src/devices/bus/epson_sio/tf20.cpp
index 4ab5b8adc01..07fdf31e858 100644
--- a/src/devices/bus/epson_sio/tf20.cpp
+++ b/src/devices/bus/epson_sio/tf20.cpp
@@ -107,7 +107,7 @@ static MACHINE_CONFIG_FRAGMENT( tf20 )
MCFG_FLOPPY_DRIVE_ADD("5a:1", tf20_floppies, "sd320", floppy_image_device::default_floppy_formats)
// serial interface to another device
- MCFG_EPSON_SIO_ADD("sio", NULL)
+ MCFG_EPSON_SIO_ADD("sio", nullptr)
MCFG_EPSON_SIO_RX(DEVWRITELINE(DEVICE_SELF, epson_tf20_device, rxc_w))
MCFG_EPSON_SIO_PIN(DEVWRITELINE(DEVICE_SELF, epson_tf20_device, pinc_w))
MACHINE_CONFIG_END
@@ -149,8 +149,8 @@ void epson_tf20_device::device_start()
if (!m_ram->started())
throw device_missing_dependencies();
- m_timer_serial = timer_alloc(0, NULL);
- m_timer_tc = timer_alloc(1, NULL);
+ m_timer_serial = timer_alloc(0, nullptr);
+ m_timer_tc = timer_alloc(1, nullptr);
m_fd0 = subdevice<floppy_connector>("5a:0")->get_device();
m_fd1 = subdevice<floppy_connector>("5a:1")->get_device();