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This commit is contained in:
Alec Obradovich 2015-01-25 14:06:11 -06:00
parent 77aa05a06c
commit 56b52fbb8b
19 changed files with 332 additions and 62 deletions
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2
index.html
View file

@ -7,7 +7,9 @@
<script type="text/javascript" src="js/Byte.js"></script> <script type="text/javascript" src="js/Byte.js"></script>
<script type="text/javascript" src="js/LCD.js"></script> <script type="text/javascript" src="js/LCD.js"></script>
<script type="text/javascript" src="js/Memory.js"></script> <script type="text/javascript" src="js/Memory.js"></script>
<script type="text/javascript" src="js/Registers.js"></script>
<script type="text/javascript" src="js/TI.js"></script> <script type="text/javascript" src="js/TI.js"></script>
<script type="text/javascript" src="js/ops/0x0.js"></script>
</head> </head>
<body onload="TI.Init();"> <body onload="TI.Init();">
<table id="lcd" border="0"> <table id="lcd" border="0">

16
js/Byte.js
View file

@ -67,10 +67,20 @@ var Byte = (function () {
return Byte; return Byte;
})(); })();
var Word = (function () { var Word = (function () {
function Word(init) { function Word(high, low) {
if (init === void 0) { init = 0; } this.Set(high, low);
this.value = [new Byte((init & ~0xFF) >> 8), new Byte(init & 0xFF)];
} }
Word.prototype.High = function () {
return this.value[0];
};
Word.prototype.Low = function () {
return this.value[1];
};
Word.prototype.Set = function (high, low) {
this.value = typeof high == "number" ? [new Byte((high & ~0xFF) >> 8), new Byte(high & 0xFF)] : [high, low];
};
Word.prototype.SetHigh = function (value) {
};
return Word; return Word;
})(); })();
//# sourceMappingURL=Byte.js.map //# sourceMappingURL=Byte.js.map

2
js/Byte.js.map
View file

@ -1 +1 @@
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23
js/Byte.ts
View file

@ -90,8 +90,27 @@ class Byte {
class Word { class Word {
private value: Byte[]; private value: Byte[];
public constructor(high: number);
public constructor(high: Byte, low: Byte);
public constructor(high: any, low?: Byte) {
this.Set(high, low);
}
public High(): Byte {
return this.value[0];
}
public Low(): Byte {
return this.value[1];
}
public Set(high: number);
public Set(high: Byte, low: Byte);
public Set(high: any, low?: Byte) {
this.value = typeof high == "number" ? [new Byte((high & ~0xFF) >> 8), new Byte(high & 0xFF)] : [high, low];
}
public SetHigh(value: Byte) {
public constructor(init: number = 0) {
this.value = [new Byte((init & ~0xFF) >> 8), new Byte(init & 0xFF)];
} }
} }

52
js/LCD.js
View file

@ -35,7 +35,8 @@ var LCD = (function () {
}; };
LCD.SetPixel = function (x, y, value) { LCD.SetPixel = function (x, y, value) {
if (value === void 0) { value = true; } if (value === void 0) { value = true; }
LCD.SetCellY(LCD.GetCell(x, y), value ? 2 : 0); if (LCD.enabled)
LCD.SetCellY(LCD.GetCell(x, y), value ? 2 : 0);
}; };
LCD.IncrementCursor = function () { LCD.IncrementCursor = function () {
switch (LCD.inc) { switch (LCD.inc) {
@ -46,10 +47,10 @@ var LCD = (function () {
LCD.cursor[0] = (LCD.cursor[0] + 1) % 64; LCD.cursor[0] = (LCD.cursor[0] + 1) % 64;
break; break;
case 1 /* RIGHT */: case 1 /* RIGHT */:
LCD.cursor[1] = (LCD.cursor[1] + 1) % (LCD.mode ? 15 : 20); LCD.cursor[1] = (LCD.cursor[1] + 1) % (LCD.cursor[1] < (LCD.mode ? 15 : 20) ? (LCD.mode ? 15 : 20) : 32);
break; break;
case 3 /* LEFT */: case 3 /* LEFT */:
LCD.cursor[1] = (LCD.cursor[1] - 1) % (LCD.mode ? 15 : 20); LCD.cursor[1] = LCD.cursor[1] > 0 ? LCD.cursor[1] - 1 : (LCD.mode ? 14 : 19);
break; break;
} }
}; };
@ -77,28 +78,31 @@ var LCD = (function () {
} }
}; };
LCD.Read = function () { LCD.Read = function () {
var value; var value = new Byte(0);
if (LCD.mode) if ((LCD.mode && LCD.cursor[1] < 15) || (!LCD.mode && LCD.cursor[1] < 20)) {
value = LCD.vram[LCD.cursor[0]][LCD.cursor[1]]; if (LCD.mode)
else { value = LCD.vram[LCD.cursor[0]][LCD.cursor[1]];
value = new Byte(0); else {
for (var bit = 0; bit < 6; bit++) value = new Byte(0);
value.Bit(5 - bit, LCD.vram[LCD.cursor[0]][Math.floor((6 * LCD.cursor[1] + bit) / 8)].Test(7 - ((6 * LCD.cursor[1] + bit) % 8))); for (var bit = 0; bit < 6; bit++)
value.Bit(5 - bit, LCD.vram[LCD.cursor[0]][Math.floor((6 * LCD.cursor[1] + bit) / 8)].Test(7 - ((6 * LCD.cursor[1] + bit) % 8)));
}
} }
LCD.IncrementCursor(); LCD.IncrementCursor();
return value; return value;
}; };
LCD.Write = function (value) { LCD.Write = function (value) {
if (LCD.mode) { if ((LCD.mode && LCD.cursor[1] < 15) || (!LCD.mode && LCD.cursor[1] < 20)) {
LCD.vram[LCD.cursor[0]][LCD.cursor[1]] = value; if (LCD.mode) {
for (var bit = 0; bit < 8; bit++) LCD.vram[LCD.cursor[0]][LCD.cursor[1]] = value;
LCD.SetPixel(8 * LCD.cursor[1] + bit, LCD.cursor[0], value.Test(7 - bit)); for (var bit = 0; bit < 8; bit++)
} LCD.SetPixel(8 * LCD.cursor[1] + bit, LCD.cursor[0], value.Test(7 - bit));
else { }
for (var bit = 0; bit < 6; bit++) { else {
console.log(value.Test(bit)); for (var bit = 0; bit < 6; bit++) {
LCD.SetPixel(6 * LCD.cursor[1] + bit, LCD.cursor[0], value.Test(5 - bit)); LCD.SetPixel(6 * LCD.cursor[1] + bit, LCD.cursor[0], value.Test(5 - bit));
LCD.vram[LCD.cursor[0]][Math.floor((6 * LCD.cursor[1] + bit) / 8)].Bit(7 - ((6 * LCD.cursor[1] + bit) % 8), value.Test(5 - bit)); LCD.vram[LCD.cursor[0]][Math.floor((6 * LCD.cursor[1] + bit) / 8)].Bit(7 - ((6 * LCD.cursor[1] + bit) % 8), value.Test(5 - bit));
}
} }
} }
LCD.IncrementCursor(); LCD.IncrementCursor();
@ -107,9 +111,13 @@ var LCD = (function () {
LCD.cursor[0] = row % 64; LCD.cursor[0] = row % 64;
}; };
LCD.SetColumn = function (col) { LCD.SetColumn = function (col) {
LCD.cursor[1] = col % (LCD.mode ? 15 : 20); LCD.cursor[1] = col % 32;
}; };
LCD.SetMode = function () { LCD.SetMode = function (mode) {
LCD.mode = mode;
};
LCD.SetDirection = function (dir) {
LCD.inc = dir;
}; };
LCD.contrast = 12; LCD.contrast = 12;
LCD.vram = []; LCD.vram = [];

2
js/LCD.js.map
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File diff suppressed because one or more lines are too long

47
js/LCD.ts
View file

@ -40,7 +40,7 @@ class LCD {
} }
private static SetPixel(x: number, y: number, value: boolean = true) { private static SetPixel(x: number, y: number, value: boolean = true) {
LCD.SetCellY(LCD.GetCell(x, y), value ? 2 : 0); if(LCD.enabled) LCD.SetCellY(LCD.GetCell(x, y), value ? 2 : 0);
} }
private static IncrementCursor() { private static IncrementCursor() {
@ -52,10 +52,10 @@ class LCD {
LCD.cursor[0] = (LCD.cursor[0] + 1) % 64; LCD.cursor[0] = (LCD.cursor[0] + 1) % 64;
break; break;
case Direction.RIGHT: case Direction.RIGHT:
LCD.cursor[1] = (LCD.cursor[1] + 1) % (LCD.mode ? 15 : 20); LCD.cursor[1] = (LCD.cursor[1] + 1) % (LCD.cursor[1] < (LCD.mode ? 15 : 20) ? (LCD.mode ? 15 : 20) : 32);
break; break;
case Direction.LEFT: case Direction.LEFT:
LCD.cursor[1] = (LCD.cursor[1] - 1) % (LCD.mode ? 15 : 20); LCD.cursor[1] = LCD.cursor[1] > 0 ? LCD.cursor[1] - 1 : (LCD.mode ? 14 : 19);
break; break;
} }
} }
@ -89,27 +89,30 @@ class LCD {
} }
public static Read(): Byte { public static Read(): Byte {
var value; var value = new Byte(0);
if(LCD.mode) value = LCD.vram[LCD.cursor[0]][LCD.cursor[1]]; if((LCD.mode && LCD.cursor[1] < 15) || (!LCD.mode && LCD.cursor[1] < 20)) {
else { if (LCD.mode) value = LCD.vram[LCD.cursor[0]][LCD.cursor[1]];
value = new Byte(0); else {
for(var bit = 0; bit < 6; bit++) value = new Byte(0);
value.Bit(5-bit, LCD.vram[LCD.cursor[0]][Math.floor((6 * LCD.cursor[1] + bit) / 8)].Test(7 - ((6 * LCD.cursor[1] + bit) % 8))); for (var bit = 0; bit < 6; bit++)
value.Bit(5 - bit, LCD.vram[LCD.cursor[0]][Math.floor((6 * LCD.cursor[1] + bit) / 8)].Test(7 - ((6 * LCD.cursor[1] + bit) % 8)));
}
} }
LCD.IncrementCursor(); LCD.IncrementCursor();
return value; return value;
} }
public static Write(value: Byte) { public static Write(value: Byte) {
if(LCD.mode) { if((LCD.mode && LCD.cursor[1] < 15) || (!LCD.mode && LCD.cursor[1] < 20)) {
LCD.vram[LCD.cursor[0]][LCD.cursor[1]] = value; if (LCD.mode) {
for(var bit = 0; bit < 8; bit++) LCD.vram[LCD.cursor[0]][LCD.cursor[1]] = value;
LCD.SetPixel(8 * LCD.cursor[1] + bit, LCD.cursor[0], value.Test(7 - bit)); for (var bit = 0; bit < 8; bit++)
} else { LCD.SetPixel(8 * LCD.cursor[1] + bit, LCD.cursor[0], value.Test(7 - bit));
for(var bit = 0; bit < 6; bit++) { } else {
console.log(value.Test(bit)); for (var bit = 0; bit < 6; bit++) {
LCD.SetPixel(6 * LCD.cursor[1] + bit, LCD.cursor[0], value.Test(5 - bit)); LCD.SetPixel(6 * LCD.cursor[1] + bit, LCD.cursor[0], value.Test(5 - bit));
LCD.vram[LCD.cursor[0]][Math.floor((6*LCD.cursor[1]+bit)/8)].Bit(7-((6*LCD.cursor[1]+bit)%8), value.Test(5-bit)); LCD.vram[LCD.cursor[0]][Math.floor((6 * LCD.cursor[1] + bit) / 8)].Bit(7 - ((6 * LCD.cursor[1] + bit) % 8), value.Test(5 - bit));
}
} }
} }
LCD.IncrementCursor(); LCD.IncrementCursor();
@ -120,10 +123,14 @@ class LCD {
} }
public static SetColumn(col: number) { public static SetColumn(col: number) {
LCD.cursor[1] = col % (LCD.mode ? 15 : 20); LCD.cursor[1] = col % 32;
} }
public static SetMode() { public static SetMode(mode: boolean) {
LCD.mode = mode;
}
public static SetDirection(dir: Direction) {
LCD.inc = dir;
} }
} }

6
js/Memory.js
View file

@ -2,6 +2,7 @@
var Bank = (function () { var Bank = (function () {
function Bank(fill) { function Bank(fill) {
if (fill === void 0) { fill = 0; } if (fill === void 0) { fill = 0; }
this.data = [];
} }
return Bank; return Bank;
})(); })();
@ -20,6 +21,11 @@ var Memory = (function () {
} }
Memory.Init = function () { Memory.Init = function () {
}; };
Memory.Get = function (location) {
return new Byte(0);
};
Memory.Set = function (location, value) {
};
Memory.romLock = true; Memory.romLock = true;
return Memory; return Memory;
})(); })();

2
js/Memory.js.map
View file

@ -1 +1 @@
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10
js/Memory.ts
View file

@ -1,7 +1,7 @@
/// <reference path="Byte.ts" /> /// <reference path="Byte.ts" />
class Bank { class Bank {
public data: Byte[]; public data: Byte[] = [];
public constructor(fill: number = 0) { public constructor(fill: number = 0) {
@ -30,4 +30,12 @@ class Memory {
static Init() { static Init() {
} }
static Get(location: Word): Byte {
return new Byte(0);
}
static Set(location: Word, value: Byte) {
}
} }

43
js/Registers.js Normal file
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@ -0,0 +1,43 @@
/// <reference path="Byte.ts" />
var Flags;
(function (Flags) {
Flags[Flags["CARRY"] = 0] = "CARRY";
Flags[Flags["ADDSUB"] = 1] = "ADDSUB";
Flags[Flags["PARITY"] = 2] = "PARITY";
Flags[Flags["UNUSED1"] = 3] = "UNUSED1";
Flags[Flags["HALF"] = 4] = "HALF";
Flags[Flags["UNUSED2"] = 5] = "UNUSED2";
Flags[Flags["ZERO"] = 6] = "ZERO";
Flags[Flags["SIGN"] = 7] = "SIGN";
})(Flags || (Flags = {}));
var Registers = (function () {
function Registers() {
}
Registers.Init = function () {
Registers.byteRegisters["IXH"] = new Byte(0);
Registers.byteRegisters["IXL"] = new Byte(0);
Registers.byteRegisters["IYH"] = new Byte(0);
Registers.byteRegisters["IYL"] = new Byte(0);
var tmp = "ABCDEFHLIR";
for (var i; i < tmp.length; i++)
Registers.byteRegisters[tmp[i]] = new Byte(0);
};
Registers.GenerateWord = function (high, low) {
return new Word(Registers.byteRegisters[high], Registers.byteRegisters[low]);
};
Registers.SetFlag = function (flag, value) {
if (flag != 3 /* UNUSED1 */ && flag != 5 /* UNUSED2 */)
Registers.byteRegisters["F"].Bit(flag, value);
};
Registers.GetFlag = function (flag) {
return Registers.byteRegisters["F"].Test(flag);
};
Registers.ExchangeAccumlatorFlags = function () {
};
Registers.byteRegisters = [];
Registers.shadowRegisters = [];
Registers.programCounter = new Word(0);
Registers.stackPointer = new Word(0);
return Registers;
})();
//# sourceMappingURL=Registers.js.map

1
js/Registers.js.map Normal file
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40
js/Registers.ts Normal file
View file

@ -0,0 +1,40 @@
/// <reference path="Byte.ts" />
enum Flags { CARRY, ADDSUB, PARITY, UNUSED1, HALF, UNUSED2, ZERO, SIGN }
class Registers {
public static byteRegisters: Byte[] = [];
public static shadowRegisters: Byte[] = [];
public static programCounter: Word = new Word(0);
public static stackPointer: Word = new Word(0);
public static Init() {
Registers.byteRegisters["IXH"] = new Byte(0);
Registers.byteRegisters["IXL"] = new Byte(0);
Registers.byteRegisters["IYH"] = new Byte(0);
Registers.byteRegisters["IYL"] = new Byte(0);
var tmp = "ABCDEFHLIR";
for(var i; i < tmp.length; i++)
Registers.byteRegisters[tmp[i]] = new Byte(0);
}
public static GenerateWord(high: string, low: string): Word {
return new Word(Registers.byteRegisters[high], Registers.byteRegisters[low]);
}
public static SetFlag(flag: Flags, value: boolean) {
if(flag != Flags.UNUSED1 && flag != Flags.UNUSED2)
Registers.byteRegisters["F"].Bit(flag, value);
}
public static GetFlag(flag: Flags): boolean {
return Registers.byteRegisters["F"].Test(flag);
}
public static ExchangeAccumlatorFlags() {
}
}

13
js/TI.js
View file

@ -1,16 +1,21 @@
/// <reference path="Byte.ts" /> /// <reference path="Byte.ts" />
/// <reference path="LCD.ts" /> /// <reference path="LCD.ts" />
/// <reference path="Memory.ts" />
/// <reference path="Registers.ts" />
/// <reference path="ops/0x0.ts" />
var TI = (function () { var TI = (function () {
function TI() { function TI() {
} }
TI.Init = function () { TI.Init = function () {
LCD.Init(); LCD.Init();
var a = new Byte(10); var a = new Byte(0xF0);
var b = new Byte(40); var b = new Byte(10);
//a.Add(b);
//a.Sub(b); //a.Sub(b);
alert(a.Neg().Get()); alert(a.Get());
a.ShiftLeft(true);
alert(a.Get());
}; };
TI.Opcodes = [];
return TI; return TI;
})(); })();
//# sourceMappingURL=TI.js.map //# sourceMappingURL=TI.js.map

2
js/TI.js.map
View file

@ -1 +1 @@
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23
js/TI.ts
View file

@ -1,15 +1,28 @@
/// <reference path="Byte.ts" /> /// <reference path="Byte.ts" />
/// <reference path="LCD.ts" /> /// <reference path="LCD.ts" />
/// <reference path="Memory.ts" />
/// <reference path="Registers.ts" />
/// <reference path="ops/0x0.ts" />
interface opcode {
(args: Byte[]): number[];
// opcodes receive an array of four bytes from memory starting at the point of the program counter
// opcodes return an array,
// first value is the program counter increment (size of instruction)
// second value is the number of T-States taken by the instruction
}
class TI { class TI {
static registers: any[]; public static Opcodes: opcode[] = [];
static Init() { static Init() {
LCD.Init(); LCD.Init();
var a = new Byte(10); var a = new Byte(0xF0);
var b = new Byte(40); var b = new Byte(10);
//a.Add(b);
//a.Sub(b); //a.Sub(b);
alert(a.Neg().Get()); alert(a.Get());
a.ShiftLeft(true);
alert(a.Get());
} }
} }

49
js/ops/0x0.js Normal file
View file

@ -0,0 +1,49 @@
/// <reference path="../Byte.ts" />
/// <reference path="../LCD.ts" />
/// <reference path="../Memory.ts" />
/// <reference path="../Registers.ts" />
/// <reference path="../TI.ts" />
TI.Opcodes[0x00] = function (args) {
return [1, 4];
};
TI.Opcodes[0x01] = function (args) {
Registers.byteRegisters["B"] = args[2];
Registers.byteRegisters["C"] = args[1];
return [3, 10];
};
TI.Opcodes[0x02] = function (args) {
Memory.Set(Registers.GenerateWord("B", "C"), Registers.byteRegisters["A"]);
return [1, 7];
};
TI.Opcodes[0x03] = function (args) {
// inc bc
return [1, 4];
};
TI.Opcodes[0x04] = function (args) {
var tmp = Registers.byteRegisters["B"];
var over = Registers.byteRegisters["B"].Add(1);
Registers.SetFlag(1 /* ADDSUB */, false);
Registers.SetFlag(6 /* ZERO */, over.Get() != 0);
Registers.SetFlag(2 /* PARITY */, tmp.Test(7) == false && Registers.byteRegisters["B"].Test(7) == true);
Registers.SetFlag(4 /* HALF */, (tmp.Get() & 0x0F) == 0x0F);
Registers.SetFlag(7 /* SIGN */, Registers.byteRegisters["B"].Test(7));
return [1, 4];
};
TI.Opcodes[0x05] = function (args) {
// dec b
return [1, 4];
};
TI.Opcodes[0x06] = function (args) {
Registers.byteRegisters["B"] = args[1];
return [1, 7];
};
TI.Opcodes[0x07] = function (args) {
Registers.SetFlag(0 /* CARRY */, Registers.byteRegisters["A"].ShiftLeft(true));
Registers.SetFlag(1 /* ADDSUB */, false);
Registers.SetFlag(4 /* HALF */, false);
return [1, 4];
};
TI.Opcodes[0x08] = function (args) {
return [];
};
//# sourceMappingURL=0x0.js.map

1
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@ -0,0 +1 @@
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58
js/ops/0x0.ts Normal file
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@ -0,0 +1,58 @@
/// <reference path="../Byte.ts" />
/// <reference path="../LCD.ts" />
/// <reference path="../Memory.ts" />
/// <reference path="../Registers.ts" />
/// <reference path="../TI.ts" />
TI.Opcodes[0x00] = function(args: Byte[]): number[] {
return [1, 4];
};
TI.Opcodes[0x01] = function(args: Byte[]): number[] {
Registers.byteRegisters["B"] = args[2];
Registers.byteRegisters["C"] = args[1];
return [3, 10];
};
TI.Opcodes[0x02] = function(args: Byte[]): number[] {
Memory.Set(Registers.GenerateWord("B","C"), Registers.byteRegisters["A"]);
return [1, 7];
};
TI.Opcodes[0x03] = function(args: Byte[]): number[] {
// inc bc
return [1, 4];
};
TI.Opcodes[0x04] = function(args: Byte[]): number[] {
var tmp = Registers.byteRegisters["B"];
var over = Registers.byteRegisters["B"].Add(1);
Registers.SetFlag(Flags.ADDSUB, false);
Registers.SetFlag(Flags.ZERO, over.Get() != 0);
Registers.SetFlag(Flags.PARITY, tmp.Test(7) == false && Registers.byteRegisters["B"].Test(7) == true);
Registers.SetFlag(Flags.HALF, (tmp.Get() & 0x0F) == 0x0F);
Registers.SetFlag(Flags.SIGN, Registers.byteRegisters["B"].Test(7))
return [1, 4];
};
TI.Opcodes[0x05] = function(args: Byte[]): number[] {
// dec b
return [1, 4];
};
TI.Opcodes[0x06] = function(args: Byte[]): number[] {
Registers.byteRegisters["B"] = args[1];
return [1, 7];
};
TI.Opcodes[0x07] = function(args: Byte[]): number[] {
Registers.SetFlag(Flags.CARRY, Registers.byteRegisters["A"].ShiftLeft(true));
Registers.SetFlag(Flags.ADDSUB, false);
Registers.SetFlag(Flags.HALF, false);
return [1, 4];
};
TI.Opcodes[0x08] = function(args: Byte[]): number[] {
return []
};