public void Update()
{
switch (m_state)
{
case FLASHSTATE.UP:
if (m_timer.UpdateAndTest())
{
m_state = FLASHSTATE.HOLD;
m_timer = new Timer(Mathf.Clamp(m_holdTime - Random.Range(0f, m_holdTime * m_chanceForFLash), 0f, m_holdTime));
}
break;
case FLASHSTATE.HOLD:
if (m_timer.UpdateAndTest())
{
m_state = FLASHSTATE.DOWN;
m_timer = new Timer(Mathf.Clamp(m_rampDownTime - Random.Range(0f, m_holdTime * m_chanceForFLash), 0f, m_rampDownTime));
}
break;
case FLASHSTATE.DOWN:
if (m_timer.UpdateAndTest())
{
m_state = FLASHSTATE.OFF;
m_timer = null;
}
break;
}
}
public void Update()
{
switch (state)
{
case FLASHSTATE.UP:
if (timer.UpdateAndTest())
{
state = FLASHSTATE.HOLD;
timer = new Timer(holdTime);
}
break;
case FLASHSTATE.HOLD:
if (timer.UpdateAndTest())
{
state = FLASHSTATE.DOWN;
timer = new Timer(rampDownTime);
}
break;
case FLASHSTATE.DOWN:
if (timer.UpdateAndTest())
{
state = FLASHSTATE.OFF;
timer = null;
}
break;
}
}
public static byte flashRead(UInt32 address)
{
address &= 0xFFFF;
switch (flashReadState)
{
case FLASHSTATE.FLASH_READ_ARRAY:
return(flashSaveMemory[(flashBank << 16) + address]);
case FLASHSTATE.FLASH_AUTOSELECT:
switch (address & 0xFF)
{
case 0:
return(flashManufacturerID);
case 1:
return(flashDeviceID);
}
break;
case FLASHSTATE.FLASH_ERASE_COMPLETE:
flashState = FLASHSTATE.FLASH_READ_ARRAY;
flashReadState = FLASHSTATE.FLASH_READ_ARRAY;
return(0xFF);
}
;
return(0);
}
public void Update()
{
switch (state)
{
case FLASHSTATE.UP:
if (timer.UpdateAndTest())
{
state = FLASHSTATE.HOLD;
timer = new Timer(holdTime);
}
break;
case FLASHSTATE.HOLD:
if (timer.UpdateAndTest())
{
state = FLASHSTATE.DOWN;
timer = new Timer(rampDownTime);
}
break;
case FLASHSTATE.DOWN:
if (timer.UpdateAndTest())
{
state = FLASHSTATE.OFF;
timer = null;
}
break;
}
}
public static void reset()
{
//SRAM = new Byte[65536];
flashSaveMemory = new byte[SIZE_FLASH1M];
for (int i = 0; i < flashSaveMemory.Length; i++)
{
flashSaveMemory[i] = 0xFF;
}
flashState = FLASHSTATE.FLASH_READ_ARRAY;
flashReadState = FLASHSTATE.FLASH_READ_ARRAY;
flashSize = SIZE_FLASH512;
flashDeviceID = 0x1b;
flashManufacturerID = 0x32;
flashBank = 0;
}
public void ClashFlash()
{
m_timer = new Timer(Mathf.Clamp(m_rampUpTime - Random.Range(0f, m_rampUpTime * m_chanceForFLash), 0f, m_rampUpTime));
m_state = FLASHSTATE.UP;
//Debug.Log("Flash Called from Clash");
}
public static object flashWrite(UInt32 address, byte data)
{
address &= 0xFFFF;
switch (flashState)
{
case FLASHSTATE.FLASH_READ_ARRAY:
if (address == 0x5555 && data == 0xAA)
{
flashState = FLASHSTATE.FLASH_CMD_1;
}
break;
case FLASHSTATE.FLASH_CMD_1:
if (address == 0x2AAA && data == 0x55)
{
flashState = FLASHSTATE.FLASH_CMD_2;
}
else
{
flashState = FLASHSTATE.FLASH_READ_ARRAY;
}
break;
case FLASHSTATE.FLASH_CMD_2:
if (address == 0x5555)
{
if (data == 0x90)
{
flashState = FLASHSTATE.FLASH_AUTOSELECT;
flashReadState = FLASHSTATE.FLASH_AUTOSELECT;
}
else if (data == 0x80)
{
flashState = FLASHSTATE.FLASH_CMD_3;
}
else if (data == 0xF0)
{
flashState = FLASHSTATE.FLASH_READ_ARRAY;
flashReadState = FLASHSTATE.FLASH_READ_ARRAY;
}
else if (data == 0xA0)
{
flashState = FLASHSTATE.FLASH_PROGRAM;
}
else if (data == 0xB0 && flashSize == SIZE_FLASH1M)
{
flashState = FLASHSTATE.FLASH_SETBANK;
}
else
{
flashState = FLASHSTATE.FLASH_READ_ARRAY;
flashReadState = FLASHSTATE.FLASH_READ_ARRAY;
}
}
else
{
flashState = FLASHSTATE.FLASH_READ_ARRAY;
flashReadState = FLASHSTATE.FLASH_READ_ARRAY;
}
break;
case FLASHSTATE.FLASH_CMD_3:
if (address == 0x5555 && data == 0xAA)
{
flashState = FLASHSTATE.FLASH_CMD_4;
}
else
{
flashState = FLASHSTATE.FLASH_READ_ARRAY;
flashReadState = FLASHSTATE.FLASH_READ_ARRAY;
}
break;
case FLASHSTATE.FLASH_CMD_4:
if (address == 0x2AAA && data == 0x55)
{
flashState = FLASHSTATE.FLASH_CMD_5;
}
else
{
flashState = FLASHSTATE.FLASH_READ_ARRAY;
flashReadState = FLASHSTATE.FLASH_READ_ARRAY;
}
break;
case FLASHSTATE.FLASH_CMD_5: // SECTOR ERASE
if (data == 0x30)
{
for (int i = 0; i < 0x1000; i++)
{
flashSaveMemory[(flashBank << 16) + (address & 0xF000) + i] = 0xFF;
}
flashReadState = FLASHSTATE.FLASH_ERASE_COMPLETE;
}
else if (data == 0x10) // CHIP ERASE
{
for (int i = 0; i < flashSaveMemory.Length; i++)
{
flashSaveMemory[i] = 0xFF;
}
flashReadState = FLASHSTATE.FLASH_ERASE_COMPLETE;
}
else
{
flashState = FLASHSTATE.FLASH_READ_ARRAY;
flashReadState = FLASHSTATE.FLASH_READ_ARRAY;
}
break;
case FLASHSTATE.FLASH_AUTOSELECT:
if (data == 0xF0)
{
flashState = FLASHSTATE.FLASH_READ_ARRAY;
flashReadState = FLASHSTATE.FLASH_READ_ARRAY;
}
else if (address == 0x5555 && data == 0xAA)
{
flashState = FLASHSTATE.FLASH_CMD_1;
}
else
{
flashState = FLASHSTATE.FLASH_READ_ARRAY;
flashReadState = FLASHSTATE.FLASH_READ_ARRAY;
}
break;
case FLASHSTATE.FLASH_PROGRAM:
flashSaveMemory[(flashBank << 16) + address] = data;
flashState = FLASHSTATE.FLASH_READ_ARRAY;
flashReadState = FLASHSTATE.FLASH_READ_ARRAY;
break;
case FLASHSTATE.FLASH_SETBANK:
if (address == 0)
{
flashBank = (byte)(data & 1);
}
flashState = FLASHSTATE.FLASH_READ_ARRAY;
flashReadState = FLASHSTATE.FLASH_READ_ARRAY;
break;
}
return(0);
}
