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-rw-r--r--src/mame/includes/pecom.h76
1 files changed, 76 insertions, 0 deletions
diff --git a/src/mame/includes/pecom.h b/src/mame/includes/pecom.h
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+++ b/src/mame/includes/pecom.h
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+// license:BSD-3-Clause
+// copyright-holders:Miodrag Milanovic
+#ifndef __PECOM__
+#define __PECOM__
+
+#include "cpu/cosmac/cosmac.h"
+#include "imagedev/cassette.h"
+#include "machine/ram.h"
+
+#define SCREEN_TAG "screen"
+#define CDP1802_TAG "cdp1802"
+#define CDP1869_TAG "cdp1869"
+
+#define PECOM_CHAR_RAM_SIZE 0x800
+
+class pecom_state : public driver_device
+{
+public:
+ pecom_state(const machine_config &mconfig, device_type type, const char *tag)
+ : driver_device(mconfig, type, tag),
+ m_cdp1802(*this, CDP1802_TAG),
+ m_cdp1869(*this, CDP1869_TAG),
+ m_cassette(*this, "cassette"),
+ m_ram(*this, RAM_TAG),
+ m_bank1(*this, "bank1"),
+ m_bank2(*this, "bank2"),
+ m_bank3(*this, "bank3"),
+ m_bank4(*this, "bank4"),
+ m_io_cnt(*this, "CNT") { }
+
+ required_device<cosmac_device> m_cdp1802;
+ required_device<cdp1869_device> m_cdp1869;
+
+ UINT8 *m_charram; /* character generator ROM */
+ int m_reset; /* CPU mode */
+ int m_dma; /* memory refresh DMA */
+
+ /* timers */
+ emu_timer *m_reset_timer; /* power on reset timer */
+
+ DECLARE_READ8_MEMBER(pecom_cdp1869_charram_r);
+ DECLARE_WRITE8_MEMBER(pecom_cdp1869_charram_w);
+ DECLARE_READ8_MEMBER(pecom_cdp1869_pageram_r);
+ DECLARE_WRITE8_MEMBER(pecom_cdp1869_pageram_w);
+ DECLARE_WRITE8_MEMBER(pecom_bank_w);
+ DECLARE_READ8_MEMBER(pecom_keyboard_r);
+ DECLARE_WRITE8_MEMBER(pecom_cdp1869_w);
+ virtual void machine_start();
+ virtual void machine_reset();
+ DECLARE_VIDEO_START(pecom);
+ DECLARE_INPUT_CHANGED_MEMBER(ef_w);
+ TIMER_CALLBACK_MEMBER(reset_tick);
+ DECLARE_READ_LINE_MEMBER(clear_r);
+ DECLARE_READ_LINE_MEMBER(ef2_r);
+ DECLARE_WRITE_LINE_MEMBER(q_w);
+ DECLARE_WRITE8_MEMBER( sc_w );
+ DECLARE_WRITE_LINE_MEMBER(pecom_prd_w);
+ CDP1869_CHAR_RAM_READ_MEMBER(pecom_char_ram_r);
+ CDP1869_CHAR_RAM_WRITE_MEMBER(pecom_char_ram_w);
+ CDP1869_PCB_READ_MEMBER(pecom_pcb_r);
+protected:
+ required_device<cassette_image_device> m_cassette;
+ required_device<ram_device> m_ram;
+ required_memory_bank m_bank1;
+ required_memory_bank m_bank2;
+ required_memory_bank m_bank3;
+ required_memory_bank m_bank4;
+ required_ioport m_io_cnt;
+ ioport_port *m_io_ports[26];
+};
+
+/* ---------- defined in video/pecom.c ---------- */
+
+MACHINE_CONFIG_EXTERN( pecom_video );
+
+#endif