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author Miodrag Milanovic <mmicko@gmail.com>2015-09-13 08:41:44 +0200
committer Miodrag Milanovic <mmicko@gmail.com>2015-09-13 08:41:44 +0200
commitf88cefad27a1737c76e09d99c9fb43e173506081 (patch)
tree2d8167d03579c46e226471747eb4407bd00ed6fa /src/devices/machine/ds75160a.h
parente92ac9e0fa8e99869894bea00589bbb526be30aa (diff)
Move all devices into separate part of src tree (nw)
Diffstat (limited to 'src/devices/machine/ds75160a.h')
-rw-r--r--src/devices/machine/ds75160a.h84
1 files changed, 84 insertions, 0 deletions
diff --git a/src/devices/machine/ds75160a.h b/src/devices/machine/ds75160a.h
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+++ b/src/devices/machine/ds75160a.h
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+// license:BSD-3-Clause
+// copyright-holders:Curt Coder
+/**********************************************************************
+
+ National Semiconductor DS75160A IEEE-488 GPIB Transceiver emulation
+
+**********************************************************************
+ _____ _____
+ TE 1 |* \_/ | 20 Vcc
+ D1 2 | | 19 D1
+ D2 3 | | 18 D2
+ D3 4 | | 17 D3
+ D4 5 | DS75160A | 16 D4
+ D5 6 | | 15 D5
+ D6 7 | | 14 D6
+ D7 8 | | 13 D7
+ D8 8 | | 12 D8
+ GND 10 |_____________| 11 PE
+
+**********************************************************************/
+
+#pragma once
+
+#ifndef __DS75160A__
+#define __DS75160A__
+
+#include "emu.h"
+
+
+
+///*************************************************************************
+// INTERFACE CONFIGURATION MACROS
+///*************************************************************************
+
+#define MCFG_DS75160A_ADD(_tag, _read, _write) \
+ MCFG_DEVICE_ADD(_tag, DS75160A, 0) \
+ downcast<ds75160a_device *>(device)->set_callbacks(DEVCB_##_read, DEVCB_##_write);
+
+
+
+///*************************************************************************
+// TYPE DEFINITIONS
+///*************************************************************************
+
+// ======================> ds75160a_device
+
+class ds75160a_device : public device_t
+{
+public:
+ // construction/destruction
+ ds75160a_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ template<class _read, class _write> void set_callbacks(_read rd, _write wr) {
+ m_read.set_callback(rd);
+ m_write.set_callback(wr);
+ }
+
+ DECLARE_READ8_MEMBER( read );
+ DECLARE_WRITE8_MEMBER( write );
+
+ DECLARE_WRITE_LINE_MEMBER( te_w );
+ DECLARE_WRITE_LINE_MEMBER( pe_w );
+
+protected:
+ // device-level overrides
+ virtual void device_start();
+
+private:
+ devcb_read8 m_read;
+ devcb_write8 m_write;
+
+ UINT8 m_data;
+
+ int m_te;
+ int m_pe;
+};
+
+
+// device type definition
+extern const device_type DS75160A;
+
+
+
+#endif