public MemoryDump16BitLE ReadFlash(uint startAddress, uint size, BlockProcessedDelegate cb)
{
BlockProcessInfo info = new BlockProcessInfo();
ushort[] buffer = new ushort[size];
info.Mode = eProgramMode.Read;
info.BlockCount = size;
for (uint i = 0; i < size; i++)
{
buffer[i] = ReadProgramWord(startAddress + i);
if (cb != null)
{
info.BlockNum = i;
cb(info);
if (info.Cancel)
{
return(null);
}
}
}
MemoryDump16BitLE dump = new MemoryDump16BitLE();
dump.StartAddress = startAddress;
dump.Data = buffer;
return(dump);
}
public void ProgramFlash(MemoryDump16BitLE dump, BlockProcessedDelegate cb)
{
BlockProcessInfo info = new BlockProcessInfo();
uint posFlash = 0;
uint startAddress = dump.StartAddress;
// create data struct, aligned to flash size
uint dataSize = (uint)(((dump.Length + (AtmelType.PageSizeFlash - 1)) / AtmelType.PageSizeFlash) * AtmelType.PageSizeFlash);
ushort[] data = new ushort[dataSize];
for (int pos = 0; pos < dataSize; pos++)
{
if (pos < dump.Length)
{
data[pos] = dump.Data[pos];
}
else
{
data[pos] = 0xFFFF;
}
}
// first erase the chip
ChipErase();
info.Mode = eProgramMode.Program;
info.BlockCount = (uint)data.Length;
// then flash the given data
while (posFlash < data.Length)
{
uint posTemp = 0;
if (cb != null)
{
info.BlockNum = posFlash;
cb(info);
if (info.Cancel)
{
return;
}
}
// skip empty pages
if (!IsEmptyPage(data, posFlash, AtmelType.PageSizeFlash))
{
// program byte-wise
if (SlowProgramming)
{
while (posTemp < AtmelType.PageSizeFlash && posFlash + posTemp < data.Length)
{
LoadProgramMemoryPage(posTemp, data[posFlash + (posTemp++)]);
}
}
else
{
uint blockSize = TransferBlockSize;
while (posTemp < AtmelType.PageSizeFlash && posFlash + posTemp < data.Length)
{
if (posTemp + blockSize > AtmelType.PageSizeFlash)
{
blockSize = AtmelType.PageSizeFlash - posTemp;
}
LoadProgramMemoryPageMulti(posTemp, data, posFlash + posTemp, blockSize);
posTemp += blockSize;
}
}
// program page to flash
WriteProgramMemoryPage(startAddress + posFlash);
WaitReady(100);
}
posFlash += AtmelType.PageSizeFlash;
}
}
public void ProgramFlash(MemoryDump16BitLE dump)
{
ProgramFlash(dump, null);
}
