static void Main(string[] args)
{
int ret;
ControlSPI.VSI_INIT_CONFIG pSPI_Config = new ControlSPI.VSI_INIT_CONFIG();
//Scan connected device
ret = ControlSPI.VSI_ScanDevice(1);
if (ret <= 0)
{
Console.WriteLine("No device connect!");
return;
}
// Open device
ret = ControlSPI.VSI_OpenDevice(ControlSPI.VSI_USBSPI, 0, 0);
if (ret != ControlSPI.ERROR.SUCCESS)
{
Console.WriteLine("Open device error!");
return;
}
// Initialize device(Master Mode, Hardware SPI, Half-Duplex)
// Function VSI_WriteBytes，VSI_ReadBytes，VSI_WriteReadBytes，
// VSI_BlockWriteBytes，VSI_BlockReadBytes，VSI_BlockWriteReadBytes can be support in this mode
pSPI_Config.ControlMode = 1;
pSPI_Config.MasterMode = 1;
pSPI_Config.ClockSpeed = 36000000;
pSPI_Config.CPHA = 0;
pSPI_Config.CPOL = 0;
pSPI_Config.LSBFirst = 0;
pSPI_Config.TranBits = 8;
ret = ControlSPI.VSI_InitSPI(ControlSPI.VSI_USBSPI, 0, ref pSPI_Config);
if (ret != ControlSPI.ERROR.SUCCESS)
{
Console.WriteLine("Initialize device error!");
return;
}
Byte[] write_buffer = new Byte[10240];
Byte[] read_buffer = new Byte[10240];
// Write data to SPI bus
for (int i = 0; i < 512; i++)
{
write_buffer[i] = (Byte)i;
}
ret = ControlSPI.VSI_WriteBytes(ControlSPI.VSI_USBSPI, 0, 0, write_buffer, 512);
if (ret != ControlSPI.ERROR.SUCCESS)
{
Console.WriteLine("Write data error!");
return;
}
// Read data from SPI bus
ret = ControlSPI.VSI_ReadBytes(ControlSPI.VSI_USBSPI, 0, 0, read_buffer, 512);
if (ret != ControlSPI.ERROR.SUCCESS)
{
Console.WriteLine("Read data error!");
return;
}
Console.WriteLine("Read Data:");
for (int i = 0; i < 512; i++)
{
Console.Write(read_buffer[i].ToString("X2") + " ");
}
// Write data and then read data(clock separated ), CS is still enable
ret = ControlSPI.VSI_WriteReadBytes(ControlSPI.VSI_USBSPI, 0, 0, write_buffer, 256, read_buffer, 512);
if (ret != ControlSPI.ERROR.SUCCESS)
{
Console.WriteLine("Write&Read data error!");
return;
}
Console.WriteLine("Write&Read Data:");
for (int i = 0; i < 512; i++)
{
Console.Write(read_buffer[i].ToString("X2") + " ");
}
//SPI master, Half-Duplex, Block mode, Write data
UInt16 BlockSize = 4;
UInt16 BlockNum = 5;
UInt32 IntervalTime = 10;//in us
Byte data = 0;
for (int blockNumIndex = 0; blockNumIndex < BlockNum; blockNumIndex++)
{
for (int blockSizeIndex = 0; blockSizeIndex < BlockSize; blockSizeIndex++)
{
write_buffer[blockNumIndex * BlockSize + blockSizeIndex] = data;
data++;
}
}
// CS will be enable BlockNum times and write BlockSize bits data after call VSI_BlockWriteBytes(),
// CS signal interval is IntervalTime(in us)
ret = ControlSPI.VSI_BlockWriteBytes(ControlSPI.VSI_USBSPI, 0, 0, write_buffer, BlockSize, BlockNum, IntervalTime);
if (ret != ControlSPI.ERROR.SUCCESS)
{
Console.WriteLine("Block Write data error!");
return;
}
//SPI master, Half-Duplex, Block mode, Read data
for (int blockNumIndex = 0; blockNumIndex < BlockNum; blockNumIndex++)
{
for (int blockSizeIndex = 0; blockSizeIndex < BlockSize; blockSizeIndex++)
{
write_buffer[blockNumIndex * BlockSize + blockSizeIndex] = data;
data++;
}
}
// CS will be enable BlockNum times and write BlockSize bits data after call VSI_BlockWriteBytes(),
// CS signal interval is IntervalTime(in us)
ret = ControlSPI.VSI_BlockReadBytes(ControlSPI.VSI_USBSPI, 0, 0, read_buffer, BlockSize, BlockNum, IntervalTime);
if (ret != ControlSPI.ERROR.SUCCESS)
{
Console.WriteLine("Block Read data error!");
return;
}
//SPI master, Half-Duplex, Block mode, Write&Read data
for (int blockNumIndex = 0; blockNumIndex < BlockNum; blockNumIndex++)
{
for (int blockSizeIndex = 0; blockSizeIndex < BlockSize; blockSizeIndex++)
{
write_buffer[blockNumIndex * BlockSize + blockSizeIndex] = data;
data++;
}
}
// CS will be enable BlockNum times and write BlockSize bits data after call VSI_BlockWriteBytes(),
// CS signal interval is IntervalTime(in us)
UInt16 WriteBlockSize = 2;
UInt16 ReadBlockSize = 4;
ret = ControlSPI.VSI_BlockWriteReadBytes(ControlSPI.VSI_USBSPI, 0, 0, write_buffer, WriteBlockSize, read_buffer, ReadBlockSize, BlockNum, IntervalTime);
if (ret != ControlSPI.ERROR.SUCCESS)
{
Console.WriteLine("Block Write&Read data error!");
return;
}
// Initialize device(Master Mode, Software SPI, Half-Duplex)
// function VSI_WriteBytes，VSI_ReadBytes，VSI_WriteReadBytes can be support in software SPI mode
// Hardware SPI cannot support function VSI_WriteBits,VSI_ReadBits,VSI_WriteReadBits, but can be used in 1-wired mode
pSPI_Config.ControlMode = 2;
pSPI_Config.MasterMode = 1;
pSPI_Config.ClockSpeed = 100000;
pSPI_Config.CPHA = 0;
pSPI_Config.CPOL = 0;
pSPI_Config.LSBFirst = 0;
pSPI_Config.TranBits = 8;
ret = ControlSPI.VSI_InitSPI(ControlSPI.VSI_USBSPI, 0, ref pSPI_Config);
if (ret != ControlSPI.ERROR.SUCCESS)
{
Console.WriteLine("Initialize device error!");
return;
}
// Write data with binary, up to 10240 bits
StringBuilder write_buffer_bin;
StringBuilder read_buffer_bin;
write_buffer_bin = new StringBuilder("10110100100101");
ret = ControlSPI.VSI_WriteBits(ControlSPI.VSI_USBSPI, 0, 0, write_buffer_bin);//send 14bit data
if (ret != ControlSPI.ERROR.SUCCESS)
{
Console.WriteLine("Write bit error!");
return;
}
// Read data with binary, up to 10240 bits
read_buffer_bin = new StringBuilder(10240);
ret = ControlSPI.VSI_ReadBits(ControlSPI.VSI_USBSPI, 0, 0, read_buffer_bin, 19);//read 19bit data
if (ret != ControlSPI.ERROR.SUCCESS)
{
Console.WriteLine("Read bit error!");
return;
}
else
{
Console.WriteLine("Read bits:");
Console.WriteLine(read_buffer_bin);
}
// Read and write data with binary
write_buffer_bin = new StringBuilder("000011110101001");
ret = ControlSPI.VSI_WriteReadBits(ControlSPI.VSI_USBSPI, 0, 0, write_buffer_bin, read_buffer_bin, 25);//read 19bit data
if (ret != ControlSPI.ERROR.SUCCESS)
{
Console.WriteLine("Write bit error!");
return;
}
else
{
Console.WriteLine("Read bits:");
Console.WriteLine(read_buffer_bin);
}
// Initialize device(Slave Mode, Hardware SPI, Full-Duplex)
pSPI_Config.ControlMode = 0; // Hardware SPI, Full-Duplex
pSPI_Config.MasterMode = 0; // Slave Mode
pSPI_Config.CPHA = 0; // Clock Polarity and Phase must be same to master
pSPI_Config.CPOL = 0;
pSPI_Config.LSBFirst = 0;
pSPI_Config.TranBits = 8; // Support 8bit mode only
ret = ControlSPI.VSI_InitSPI(ControlSPI.VSI_USBSPI, 0, ref pSPI_Config);
if (ret != ControlSPI.ERROR.SUCCESS)
{
Console.WriteLine("Initialize device error!");
return;
}
// Write data in slave mode(call function VSI_SlaveWriteBytes), data will not send out via MISO pin immediately until chip select by master,
// function VSI_SlaveWriteBytes return immediately after called, the data stored in adapter memory buffer
for (int i = 0; i < 8; i++)
{
write_buffer[i] = (Byte)i;
}
ret = ControlSPI.VSI_SlaveWriteBytes(ControlSPI.VSI_USBSPI, 0, write_buffer, 8);
if (ret != ControlSPI.ERROR.SUCCESS)
{
Console.WriteLine("Write data error!");
return;
}
// Write data in slave mode: last parameter(100) is waiting time(in us),
// function will return immediately if time-out(no matter whether read the data or not)
// Function judge received number of data via parameter read_data_num
// ATTENTION: After call function VSI_SlaveWriteBytes,
// slave will receive the data when master read data(slave in full-duplex)
// master can call function VSI_SlaveReadBytes to discard received data after read the data complete from slave
Int32 read_data_num = 0;
ret = ControlSPI.VSI_SlaveReadBytes(ControlSPI.VSI_USBSPI, 0, read_buffer, ref read_data_num, 100);
if (ret != ControlSPI.ERROR.SUCCESS)
{
Console.WriteLine("Read data error!");
return;
}
else
{
if (read_data_num > 0)
{
Console.WriteLine("Read data num:" + read_data_num);
Console.WriteLine("Read data(Hex):");
for (int i = 0; i < read_data_num; i++)
{
Console.WriteLine(read_buffer[i].ToString("X2"));
}
}
else
{
Console.WriteLine("No data!");
}
}
}
static void Main(string[] args)
{
int ret, i;
ControlSPI.VSI_INIT_CONFIG pSPI_Config = new ControlSPI.VSI_INIT_CONFIG();
//Scan connected device
ret = ControlSPI.VSI_ScanDevice(1);
if (ret <= 0)
{
Console.WriteLine("No device connect!");
return;
}
// Open device
ret = ControlSPI.VSI_OpenDevice(ControlSPI.VSI_USBSPI, 0, 0);
if (ret != ControlSPI.ERROR.SUCCESS)
{
Console.WriteLine("Open device error!");
return;
}
// Initialize device(Master Mode, Hardware SPI, Half-Duplex)
// function VSI_WriteBytes，VSI_ReadBytes，VSI_WriteReadBytes can be support in software SPI mode
pSPI_Config.ControlMode = 1;
pSPI_Config.MasterMode = 1;
pSPI_Config.ClockSpeed = 36000000;
pSPI_Config.CPHA = 0;
pSPI_Config.CPOL = 0;
pSPI_Config.LSBFirst = 0;
pSPI_Config.TranBits = 8;
pSPI_Config.SelPolarity = 0;
ret = ControlSPI.VSI_InitSPI(ControlSPI.VSI_USBSPI, 0, ref pSPI_Config);
if (ret != ControlSPI.ERROR.SUCCESS)
{
Console.WriteLine("Initialize device error!");
return;
}
// Start write data speed test
Console.WriteLine("Start write data speed test.....");
// Write Data Speed Test
Byte[] write_buffer = new Byte[10240];
Byte[] read_buffer = new Byte[10240];
long litmp = 0;
double StartTime, EndTime;
double dfFreq;
timer.QueryPerformanceFrequency(ref litmp); // Get the performance counter frequency, in n/s
dfFreq = litmp;
timer.QueryPerformanceCounter(ref litmp); // Get the current value of the performance counter
StartTime = litmp; // Start time
for (i = 0; i < 400; i++)
{
ret = ControlSPI.VSI_WriteBytes(ControlSPI.VSI_USBSPI, 0, 0, write_buffer, 10000);
if (ret != ControlSPI.ERROR.SUCCESS)
{
Console.WriteLine("write data error!");
break;
}
}
timer.QueryPerformanceCounter(ref litmp); // Get the current value of the performance counter
EndTime = litmp;
// Print the write data speed information
Console.WriteLine("Write Data Numbers: {0} Bytes\n", i * 10000);
Console.WriteLine("Write Data Elapsed Time: {0:###.000}\n", (EndTime - StartTime) / dfFreq);
Console.WriteLine("Write Data Speed: {0:###.000} KByte/s\n", ((i * 10000) / 1024) / ((EndTime - StartTime) / dfFreq));
// Start Write Data Speed Test
Console.WriteLine("\nStart Read Data Speed Test...\n");
timer.QueryPerformanceCounter(ref litmp); // Get the current value of the performance counter
StartTime = litmp; // Start time
for (i = 0; i < 400; i++)
{
ret = ControlSPI.VSI_ReadBytes(ControlSPI.VSI_USBSPI, 0, 0, read_buffer, 10000);
if (ret != ControlSPI.ERROR.SUCCESS)
{
Console.WriteLine("Read data error!\n");
break;
}
}
timer.QueryPerformanceCounter(ref litmp); // Get the current value of the performance counter
EndTime = litmp; // Stop time
// Print the write data speed information
Console.WriteLine("Read Data Numbers: {0:d} Bytes\n", i * 10000);
Console.WriteLine("Read Data Elapsed Time: {0:f}\n", (EndTime - StartTime) / dfFreq);
Console.WriteLine("Read Data Speed: {0:f} KByte/s\n", ((i * 10000) / 1024) / ((EndTime - StartTime) / dfFreq));
return;
}