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-rw-r--r--src/mame/drivers/model1.cpp6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/mame/drivers/model1.cpp b/src/mame/drivers/model1.cpp
index f65a7d001fb..d2af7218fa2 100644
--- a/src/mame/drivers/model1.cpp
+++ b/src/mame/drivers/model1.cpp
@@ -176,8 +176,8 @@ MODEL-1 CPU BOARD 837-8886171-6298C (C) SEGA 1992
| LED11 LED6 LED7 LED8 LED9 LED10 |---------------| |
|---------------------------------------------------------------------------------------------------------------------------------|
Notes:
- 84256 - Fujitsu 84256A-70LL 32k x8 SRAM (x6, DIP28)
- HM658128 - Hitachi HM658128ALP-10 16k x8 SRAM (x2, DIP32)
+ 84256 - Fujitsu MB84256A-70LL 32k x8 SRAM (x6, DIP28)
+ HM658128 - Hitachi HM658128ALP-10 128k x8 PSRAM (x2, DIP32)
M5M5178 - Mitsubishi M5M5178AP-25 8k x8 SRAM (x4, DIP28)
CN1, CN2 - Connectors to join CPU board to Video board
CN3 - Connector for power and input/output controls (joins small adapter board to a larger filter board)
@@ -1714,7 +1714,7 @@ void model1_state::model1(machine_config &config)
m_maincpu->set_addrmap(AS_IO, &model1_state::model1_io);
m_maincpu->set_irq_acknowledge_callback(FUNC(model1_state::irq_callback));
- NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_0); // exact type uncertain
+ NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_0); // 2x MB84256A-70LL + battery
GENERIC_FIFO_U32(config, "copro_fifo_in", 0);
GENERIC_FIFO_U32(config, "copro_fifo_out", 0);