RASCSI/cpp/hal/gpiobus_gamernium.h

//---------------------------------------------------------------------------
//
//	SCSI Target Emulator RaSCSI Reloaded
//	for Raspberry Pi
//
//	Powered by XM6 TypeG Technology.
//	Copyright (C) 2016-2020 GIMONS
//
//---------------------------------------------------------------------------

#pragma once

#include <string>

//
// RaSCSI Adapter GAMERnium.com version
//

const std::string CONNECT_DESC = "GAMERnium.com version";	// Startup message

// Select signal control mode
const static int SIGNAL_CONTROL_MODE = 0;	// SCSI logical specification

// Control signal output logic
#define ACT_ON ON							// ACTIVE SIGNAL ON
#define ENB_ON ON							// ENABLE SIGNAL ON
#define IND_IN OFF							// INITIATOR SIGNAL INPUT
#define TAD_IN OFF							// TARGET SIGNAL INPUT
#define DTD_IN ON							// DATA SIGNAL INPUT

// Control signal pin assignment (-1 means no control)
const static int PIN_ACT =		14;			// ACTIVE
const static int PIN_ENB =		6;			// ENABLE
const static int PIN_IND =		7;			// INITIATOR CTRL DIRECTION
const static int PIN_TAD =		8;			// TARGET CTRL DIRECTION
const static int PIN_DTD =		5;			// DATA DIRECTION

// SCSI signal pin assignment
const static int PIN_DT0	=	21;			// Data 0
const static int PIN_DT1	=	26;			// Data 1
const static int PIN_DT2	=	20;			// Data 2
const static int PIN_DT3	=	19;			// Data 3
const static int PIN_DT4	=	16;			// Data 4
const static int PIN_DT5	=	13;			// Data 5
const static int PIN_DT6	=	12;			// Data 6
const static int PIN_DT7	=	11;			// Data 7
const static int PIN_DP		=	25;			// Data parity
const static int PIN_ATN	=	10;			// ATN
const static int PIN_RST	=	22;			// RST
const static int PIN_ACK	=	24;			// ACK
const static int PIN_REQ	=	15;			// REQ
const static int PIN_MSG	=	17;			// MSG
const static int PIN_CD		=	18;			// CD
const static int PIN_IO		=	4;			// IO
const static int PIN_BSY	=	27;			// BSY
const static int PIN_SEL	=	23;			// SEL