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segas32.cpp: Another minor PCB note (nw)
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@ -2373,6 +2373,8 @@ MACHINE_CONFIG_MEMBER(segas32_trackball_state::device_add_mconfig)
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MCFG_DEVICE_ADD("upd3", UPD4701A, 0)
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MCFG_DEVICE_ADD("upd3", UPD4701A, 0)
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MCFG_UPD4701_PORTX("TRACKX3")
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MCFG_UPD4701_PORTX("TRACKX3")
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MCFG_UPD4701_PORTY("TRACKY3")
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MCFG_UPD4701_PORTY("TRACKY3")
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// 837-8685 I/O board has an unpopulated space for a fourth UPD4701A
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MACHINE_CONFIG_END
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MACHINE_CONFIG_END
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DEFINE_DEVICE_TYPE(SEGA_S32_TRACKBALL_DEVICE, segas32_trackball_state, "segas32_pcb_trackball", "Sega System 32 trackball PCB")
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DEFINE_DEVICE_TYPE(SEGA_S32_TRACKBALL_DEVICE, segas32_trackball_state, "segas32_pcb_trackball", "Sega System 32 trackball PCB")
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