public UsbToSpiDevice()
{
_hidComHandler = new HidSharpCommunicationHandler();
_nvram = new NonVolatileRam(_hidComHandler);
_ram = new VolatileRam(_hidComHandler);
_extInterruptPin = new ExternalInterruptPin(_hidComHandler);
_spiDataTransfer = new SpiDataTransfer(_hidComHandler);
_eeprom = new EepromMemory(_hidComHandler);
}
static void TestNonVoltatileRam(INonVolatileRam nvram)
{
Console.Write("*** Test NVRAM: ");
try {
// read/write manufacters and product names
string manufacterName = nvram.ManufacterName;
string productName = nvram.ProductName;
nvram.ManufacterName = "Myself";
nvram.ProductName = "SomeProduct";
string manufacterNameAfter = nvram.ManufacterName;
string productNameAfter = nvram.ProductName;
nvram.ManufacterName = manufacterName;
nvram.ProductName = productName;
// read USB settings
UsbKeyPowerSettings usbPowerSettings0 = nvram.ReadUsbSettings();
nvram.WriteUsbSettings(usbPowerSettings0);
UsbKeyPowerSettings usbPowerSettings1 = nvram.ReadUsbSettings();
// set the chip configuration
ChipSettings chipSettings = new ChipSettings();
chipSettings.InterruptBitMode = DedicatedFunction.NoInterruptCounting;
chipSettings.RemoteWakeUpEnabled = true;
chipSettings.SpiBusReleaseEnable = true;
chipSettings.AccessControl = NramChipAccessControl.PasswordProtected;
chipSettings.Password = Password;
chipSettings.PinDirections = new PinDirection[] {
PinDirection.Output,
PinDirection.Output,
PinDirection.Output,
PinDirection.Output,
PinDirection.Output,
PinDirection.Output,
PinDirection.Output,
PinDirection.Output,
PinDirection.Output
};
chipSettings.PinModes = new PinMode[] {
PinMode.GPIO,
PinMode.GPIO,
PinMode.GPIO,
PinMode.GPIO,
PinMode.GPIO,
PinMode.GPIO,
PinMode.GPIO,
PinMode.GPIO,
PinMode.GPIO
};
chipSettings.DefaultOutput = new bool[] {
true,
true,
true,
true,
false,
false,
false,
true,
true
};
nvram.ConfigureChip(chipSettings);
ChipSettings readSettings = nvram.ReadChipConfiguration();
// configure SPI
SpiSetup spiSetup = new SpiSetup();
spiSetup.BitRate = 300000;
spiSetup.BytesToTransfer = NumberOfBytes;
spiSetup.ChipSelectToDataDelay = 3;
spiSetup.BetweenDataDelay = 3;
spiSetup.DataToChipSelectDelay = 3;
spiSetup.Mode = SpiModes.Spi0;
spiSetup.ActiveChipSelectValues = new bool[] {
true,
true,
true,
true,
true,
true,
true,
true,
true
};
spiSetup.IdleChipSelectValues = new bool[] {
false,
false,
false,
false,
false,
false,
false,
false,
false
};
nvram.ConfigureSpi(spiSetup);
// read spi configuration
SpiSetup readSpiSetup = nvram.ReadSpiConfiguration();
Console.WriteLine("completed successfully");
} catch (Exception ex) {
PrintException(ex);
}
}
