public static void CheckTapeRecorderPlayback()
{
TapeRecorder tapeRecorder = new _TapeRecorder();
Tape testTape = new Tape("TestTape",
new TapeSection("section 1",
new ToneSequence("tone", 4, 5), // 20 TStates
new PulsesSequence("pulses", new ushort[] { 1, 2, 3, 4 }), // 10 TStates
new DataSequence("data", new byte[] { 15, 175 }, 1, 2, 4)), // 36 TStates
new TapeSection("section 2",
new PauseSequence("pause", 1)), // 3500 TStates
new TapeSection("section 3",
new SamplesSequence("samples", new byte[] { 15, 175 }, 2, 7))); // 30 TStates
tapeRecorder.InsertTape(testTape);
StringBuilder sbResult = new StringBuilder();
tapeRecorder.Start();
sbResult.AppendLine(tapeRecorder.PlayingTime + "," + tapeRecorder.SoundSignal.Level + "," + tapeRecorder.GetPosition());
for (int i = 1; i < 70; i++)
{
tapeRecorder.Tick();
sbResult.AppendLine(tapeRecorder.PlayingTime + "," + tapeRecorder.SoundSignal.Level + "," + tapeRecorder.GetPosition());
}
for (int i = 1; i <= 3492; i++)
{
tapeRecorder.Tick();
}
for (int i = 1; i <= 35; i++)
{
tapeRecorder.Tick();
sbResult.AppendLine(tapeRecorder.PlayingTime + "," + tapeRecorder.SoundSignal.Level + "," + tapeRecorder.GetPosition());
}
string testResult = sbResult.ToString();
string expectedResult = null;
using (StreamReader reader = new StreamReader(PlatformSpecific.GetStreamForProjectFile("TapeFiles/Logs/CheckTapeRecorderPlayback.csv")))
{
expectedResult = reader.ReadToEnd();
}
if (testResult != expectedResult)
{
throw new Exception("TapeRecorder playback test failed");
}
}
public static void CheckTapeRecorderPlayback()
{
TapeRecorder tapeRecorder = new _TapeRecorder();
Tape testTape = new Tape("TestTape",
new TapeSection("section 1",
new ToneSequence("tone", 4, 5), // 20 TStates
new PulsesSequence("pulses", new ushort[] {1,2,3,4}), // 10 TStates
new DataSequence("data", new byte[] {15,175}, 1, 2, 4)), // 36 TStates
new TapeSection("section 2",
new PauseSequence("pause", 1)), // 3500 TStates
new TapeSection("section 3",
new SamplesSequence("samples", new byte[] { 15, 175 }, 2, 7))); // 30 TStates
tapeRecorder.InsertTape(testTape);
StringBuilder sbResult = new StringBuilder();
tapeRecorder.Start();
sbResult.AppendLine(tapeRecorder.PlayingTime + "," + tapeRecorder.SoundSignal.Level + "," + tapeRecorder.GetPosition());
for (int i = 1; i < 70; i++)
{
tapeRecorder.Tick();
sbResult.AppendLine(tapeRecorder.PlayingTime + "," + tapeRecorder.SoundSignal.Level + "," + tapeRecorder.GetPosition());
}
for (int i = 1; i <= 3492; i++)
{
tapeRecorder.Tick();
}
for (int i = 1; i <= 35; i++)
{
tapeRecorder.Tick();
sbResult.AppendLine(tapeRecorder.PlayingTime + "," + tapeRecorder.SoundSignal.Level + "," + tapeRecorder.GetPosition());
}
string testResult = sbResult.ToString();
string expectedResult = null;
using (StreamReader reader = new StreamReader(PlatformSpecific.GetStreamForProjectFile("TapeFiles/Logs/CheckTapeRecorderPlayback.csv")))
{
expectedResult = reader.ReadToEnd();
}
if (testResult != expectedResult)
{
throw new Exception("TapeRecorder playback test failed");
}
}
public static void CheckTapeRecorderStates()
{
StringBuilder testStates = new StringBuilder();
TapeRecorder tapeRecorder = new _TapeRecorder();
testStates.AppendLine(tapeRecorder.ToString());
// From initial state
tapeRecorder.Eject();
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.RewindOrForward(10);
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.RewindToStart();
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Start();
testStates.AppendLine(tapeRecorder.ToString());
for (int i = 1; i < 5000; i++)
{
tapeRecorder.Tick();
}
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Stop();
testStates.AppendLine(tapeRecorder.ToString());
// Tape inserted
string fileName = "BuggyBoy.tzx";
using (Stream stream = PlatformSpecific.GetStreamForProjectFile("TapeFiles/SampleTzxFiles/" + fileName))
{
tapeRecorder.InsertTape(stream, fileName);
}
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Stop();
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.RewindToStart();
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Start();
testStates.AppendLine(tapeRecorder.ToString());
for (int i = 1; i <= 3000; i++)
{
tapeRecorder.Tick();
}
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Stop();
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Start();
testStates.AppendLine(tapeRecorder.ToString());
for (int i = 1; i <= 2000; i++)
{
tapeRecorder.Tick();
}
testStates.AppendLine(tapeRecorder.ToString());
for (int i = 1; i <= 2000; i++)
{
tapeRecorder.Tick();
}
testStates.AppendLine(tapeRecorder.ToString());
for (int i = 1; i <= 17500000; i++)
{
tapeRecorder.Tick();
}
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.RewindToStart();
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Start();
testStates.AppendLine(tapeRecorder.ToString());
for (int i = 1; i <= 4000; i++)
{
tapeRecorder.Tick();
}
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.RewindOrForward(5);
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Start();
testStates.AppendLine(tapeRecorder.ToString());
for (int i = 1; i <= 3000; i++)
{
tapeRecorder.Tick();
}
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Stop();
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Start();
testStates.AppendLine(tapeRecorder.ToString());
for (int i = 1; i <= 3000; i++)
{
tapeRecorder.Tick();
}
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Eject();
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Start();
testStates.AppendLine(tapeRecorder.ToString());
for (int i = 1; i <= 5000; i++)
{
tapeRecorder.Tick();
}
testStates.AppendLine(tapeRecorder.ToString());
string testResult = testStates.ToString();
string expectedResult = null;
using (StreamReader reader = new StreamReader(PlatformSpecific.GetStreamForProjectFile("TapeFiles/Logs/CheckTapeRecorderStates.txt")))
{
expectedResult = reader.ReadToEnd();
}
if (testResult != expectedResult)
{
throw new Exception("TapeRecorder states test failed");
}
}
public ZXSpectrumComputer()
{
// -- Initialize components --
// System clock
Clock = new _Clock(Clock.FREQ_3_5MHZ);
// Init CPU
CPU = new _Z80CPU();
// Reset button
ResetButton = new Button(SignalState.HIGH);
// ZX Spectrum memory map
/// NB : in the real machine, there is also a multiplexed address bus for each device :
/// select row (7 bits) then select colum (7bits).
/// Row and column address strobe - RAS/CAS - signals must therefore be generated.
/// We do not simulate theses details here, as they are complex to understand
/// and can be ignored without losing any fildelity to the behavior of the machine.
// 16K ROM
// 0 - 16383 : ROM Program
ROM = new _ROM();
// 16K RAM
// 16384 - 23295 : Video display memory (6910 bytes)
// 23296 - : System variables
// User programs
RAM16K = new _DualAccessMemoryMappedChip(Memory.BYTES_16K, 0x4000);
// 32K RAM (only in 48K models)
RAM32K = new _MemoryMappedChip(Memory.BYTES_32K, 0x8000);
// Initialize ULA :
// Video generator
// CPU clock generator
// Memory access governor
// Keyboard controller
// Tape I/O controller
// Speaker controller
ULA = new _ULA();
// Initialize peripherals
Keyboard = new _Keyboard();
Screen = new _Screen();
Speaker = new _Speaker();
TapeRecorder = new _TapeRecorder();
// Initialize Sinclair joysticks
Joystick1 = new Joystick(true, Keyboard);
Joystick2 = new Joystick(false, Keyboard);
// -- Initialize and connect system buses --
// CPU buses
AddressBus = new Bus <ushort>();
DataBus = new Bus <byte>();
CPU.Address.ConnectTo(AddressBus);
CPU.Data.ConnectTo(DataBus);
ROM.Address.ConnectTo(AddressBus);
ROM.Data.ConnectTo(DataBus);
RAM16K.AddressInput1.ConnectTo(AddressBus);
RAM16K.DataInput1.ConnectTo(DataBus);
RAM32K.Address.ConnectTo(AddressBus);
RAM32K.Data.ConnectTo(DataBus);
ULA.Address.ConnectTo(AddressBus);
ULA.Data.ConnectTo(DataBus);
// Dedicated video buses : firect Video Memory Access for the ULA
VideoAddressBus = new Bus <ushort>();
VideoDataBus = new Bus <byte>();
ULA.VideoAddress.ConnectTo(VideoAddressBus);
ULA.VideoData.ConnectTo(VideoDataBus);
RAM16K.AddressInput2.ConnectTo(VideoAddressBus);
RAM16K.DataInput2.ConnectTo(VideoDataBus);
// Connect Keyboard to the ULA
KeyboardDataBus = new Bus <byte>();
ULA.KeyboardData.ConnectTo(KeyboardDataBus);
Keyboard.Address.ConnectTo(AddressBus);
Keyboard.Data.ConnectTo(KeyboardDataBus);
// Connect ULA analog video signal to screen
ULA.ColorSignal.ConnectTo(Screen.ColorSignal);
// Connect tape recorder sound output to ULA
TapeRecorder.SoundSignal.ConnectTo(ULA.TapeInputSignal);
// Connect ULA sound output to the speaker
ULA.SpeakerSoundSignal.ConnectTo(Speaker.SoundSignal);
// -- Connect individual PINs --
((_Clock)Clock).ConnectTo(ULA, Screen, TapeRecorder);
((_Z80CPU)CPU).ConnectTo(ResetButton, ULA, ROM, RAM16K, RAM32K);
((_ROM)ROM).ConnectTo(CPU);
((_DualAccessMemoryMappedChip)RAM16K).ConnectTo(CPU, ULA);
((_MemoryMappedChip)RAM32K).ConnectTo(CPU);
((_ULA)ULA).ConnectTo(Clock, CPU, RAM16K, Keyboard, Screen, Speaker);
((_Keyboard)Keyboard).ConnectTo(ULA);
((_Screen)Screen).ConnectTo(ULA);
((_Speaker)Speaker).ConnectTo(ULA);
((_TapeRecorder)TapeRecorder).ConnectTo(Clock);
}
public static void CheckTapeRecorderStates()
{
StringBuilder testStates = new StringBuilder();
TapeRecorder tapeRecorder = new _TapeRecorder();
testStates.AppendLine(tapeRecorder.ToString());
// From initial state
tapeRecorder.Eject();
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.RewindOrForward(10);
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.RewindToStart();
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Start();
testStates.AppendLine(tapeRecorder.ToString());
for (int i = 1; i < 5000; i++ )
{
tapeRecorder.Tick();
}
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Stop();
testStates.AppendLine(tapeRecorder.ToString());
// Tape inserted
string fileName = "BuggyBoy.tzx";
using (Stream stream = PlatformSpecific.GetStreamForProjectFile("TapeFiles/SampleTzxFiles/" + fileName))
{
tapeRecorder.InsertTape(stream, fileName);
}
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Stop();
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.RewindToStart();
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Start();
testStates.AppendLine(tapeRecorder.ToString());
for (int i = 1; i <= 3000; i++)
{
tapeRecorder.Tick();
}
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Stop();
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Start();
testStates.AppendLine(tapeRecorder.ToString());
for (int i = 1; i <= 2000; i++)
{
tapeRecorder.Tick();
}
testStates.AppendLine(tapeRecorder.ToString());
for (int i = 1; i <= 2000; i++)
{
tapeRecorder.Tick();
}
testStates.AppendLine(tapeRecorder.ToString());
for (int i = 1; i <= 17500000; i++)
{
tapeRecorder.Tick();
}
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.RewindToStart();
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Start();
testStates.AppendLine(tapeRecorder.ToString());
for (int i = 1; i <= 4000; i++)
{
tapeRecorder.Tick();
}
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.RewindOrForward(5);
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Start();
testStates.AppendLine(tapeRecorder.ToString());
for (int i = 1; i <= 3000; i++)
{
tapeRecorder.Tick();
}
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Stop();
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Start();
testStates.AppendLine(tapeRecorder.ToString());
for (int i = 1; i <= 3000; i++)
{
tapeRecorder.Tick();
}
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Eject();
testStates.AppendLine(tapeRecorder.ToString());
tapeRecorder.Start();
testStates.AppendLine(tapeRecorder.ToString());
for (int i = 1; i <= 5000; i++)
{
tapeRecorder.Tick();
}
testStates.AppendLine(tapeRecorder.ToString());
string testResult = testStates.ToString();
string expectedResult = null;
using (StreamReader reader = new StreamReader(PlatformSpecific.GetStreamForProjectFile("TapeFiles/Logs/CheckTapeRecorderStates.txt")))
{
expectedResult = reader.ReadToEnd();
}
if (testResult != expectedResult)
{
throw new Exception("TapeRecorder states test failed");
}
}
public ZXSpectrumComputer()
{
// -- Initialize components --
// System clock
Clock = new _Clock(Clock.FREQ_3_5MHZ);
// Init CPU
CPU = new _Z80CPU();
// Reset button
ResetButton = new Button(SignalState.HIGH);
// ZX Spectrum memory map
/// NB : in the real machine, there is also a multiplexed address bus for each device :
/// select row (7 bits) then select colum (7bits).
/// Row and column address strobe - RAS/CAS - signals must therefore be generated.
/// We do not simulate theses details here, as they are complex to understand
/// and can be ignored without losing any fildelity to the behavior of the machine.
// 16K ROM
// 0 - 16383 : ROM Program
ROM = new _ROM();
// 16K RAM
// 16384 - 23295 : Video display memory (6910 bytes)
// 23296 - : System variables
// User programs
RAM16K = new _DualAccessMemoryMappedChip(Memory.BYTES_16K, 0x4000);
// 32K RAM (only in 48K models)
RAM32K = new _MemoryMappedChip(Memory.BYTES_32K, 0x8000);
// Initialize ULA :
// Video generator
// CPU clock generator
// Memory access governor
// Keyboard controller
// Tape I/O controller
// Speaker controller
ULA = new _ULA();
// Initialize peripherals
Keyboard = new _Keyboard();
Screen = new _Screen();
Speaker = new _Speaker();
TapeRecorder = new _TapeRecorder();
// Initialize Sinclair joysticks
Joystick1 = new Joystick(true, Keyboard);
Joystick2 = new Joystick(false, Keyboard);
// -- Initialize and connect system buses --
// CPU buses
AddressBus = new Bus<ushort>();
DataBus = new Bus<byte>();
CPU.Address.ConnectTo(AddressBus);
CPU.Data.ConnectTo(DataBus);
ROM.Address.ConnectTo(AddressBus);
ROM.Data.ConnectTo(DataBus);
RAM16K.AddressInput1.ConnectTo(AddressBus);
RAM16K.DataInput1.ConnectTo(DataBus);
RAM32K.Address.ConnectTo(AddressBus);
RAM32K.Data.ConnectTo(DataBus);
ULA.Address.ConnectTo(AddressBus);
ULA.Data.ConnectTo(DataBus);
// Dedicated video buses : firect Video Memory Access for the ULA
VideoAddressBus = new Bus<ushort>();
VideoDataBus = new Bus<byte>();
ULA.VideoAddress.ConnectTo(VideoAddressBus);
ULA.VideoData.ConnectTo(VideoDataBus);
RAM16K.AddressInput2.ConnectTo(VideoAddressBus);
RAM16K.DataInput2.ConnectTo(VideoDataBus);
// Connect Keyboard to the ULA
KeyboardDataBus = new Bus<byte>();
ULA.KeyboardData.ConnectTo(KeyboardDataBus);
Keyboard.Address.ConnectTo(AddressBus);
Keyboard.Data.ConnectTo(KeyboardDataBus);
// Connect ULA analog video signal to screen
ULA.ColorSignal.ConnectTo(Screen.ColorSignal);
// Connect tape recorder sound output to ULA
TapeRecorder.SoundSignal.ConnectTo(ULA.TapeInputSignal);
// Connect ULA sound output to the speaker
ULA.SpeakerSoundSignal.ConnectTo(Speaker.SoundSignal);
// -- Connect individual PINs --
((_Clock)Clock).ConnectTo(ULA, Screen, TapeRecorder);
((_Z80CPU)CPU).ConnectTo(ResetButton, ULA, ROM, RAM16K, RAM32K);
((_ROM)ROM).ConnectTo(CPU);
((_DualAccessMemoryMappedChip)RAM16K).ConnectTo(CPU, ULA);
((_MemoryMappedChip)RAM32K).ConnectTo(CPU);
((_ULA)ULA).ConnectTo(Clock, CPU, RAM16K, Keyboard, Screen, Speaker);
((_Keyboard)Keyboard).ConnectTo(ULA);
((_Screen)Screen).ConnectTo(ULA);
((_Speaker)Speaker).ConnectTo(ULA);
((_TapeRecorder)TapeRecorder).ConnectTo(Clock);
}
