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-rw-r--r--src/mame/drivers/px4.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mame/drivers/px4.cpp b/src/mame/drivers/px4.cpp
index aad6692b9ee..0d443f09eda 100644
--- a/src/mame/drivers/px4.cpp
+++ b/src/mame/drivers/px4.cpp
@@ -1514,7 +1514,7 @@ MACHINE_CONFIG_START(px4_state::px4)
// internal ram
RAM(config, RAM_TAG).set_default_size("64K");
- MCFG_NVRAM_ADD_NO_FILL("nvram")
+ NVRAM(config, "nvram", nvram_device::DEFAULT_NONE);
// centronics printer
MCFG_DEVICE_ADD(m_centronics, CENTRONICS, centronics_devices, "printer")
@@ -1555,7 +1555,7 @@ MACHINE_CONFIG_START(px4p_state::px4p)
MCFG_DEVICE_MODIFY("maincpu")
MCFG_DEVICE_IO_MAP(px4p_io)
- MCFG_NVRAM_ADD_0FILL("rdnvram")
+ NVRAM(config, "rdnvram", nvram_device::DEFAULT_ALL_0);
MCFG_PALETTE_MODIFY("palette")
MCFG_PALETTE_INIT_OWNER(px4p_state, px4p)