static void Main(string[] args)
{
if ((args.Length != 3) || (args.Length == 0))
{
Console.WriteLine("usage: read_EEPROM <VID> <PID> <value in hex {0x00=100kHz, 0x01=400kHz}> ");
return;
}
if (args[0].Length > 2)
{
if (args[0].Substring(0, 2) != "0x")
{
Console.WriteLine("You must specify VID in Hex (0x0)");
return;
}
else
{
args[0] = args[0].Substring(2);
}
}
else
{
Console.WriteLine("You must specify VID in Hex (0x0)");
return;
}
int vid = int.Parse(args[0], NumberStyles.HexNumber);
if (args[1].Length > 2)
{
if (args[1].Substring(0, 2) != "0x")
{
Console.WriteLine("You must specify PID in Hex (0x0)");
return;
}
else
{
args[1] = args[1].Substring(2);
}
}
else
{
Console.WriteLine("You must specify PID in Hex (0x0)");
return;
}
int pid = int.Parse(args[1], NumberStyles.HexNumber);
if (args[2].Length > 2)
{
if (args[2].Substring(0, 2) != "0x")
{
Console.WriteLine("You must specify value in Hex (0x0)");
return;
}
else
{
args[2] = args[2].Substring(2);
}
}
else
{
Console.WriteLine("You must specify value in Hex (0x0)");
return;
}
int value = int.Parse(args[2], NumberStyles.HexNumber);
IntPtr usb_dev_handle = USB.InitFindAndOpenDevice(vid, pid);
if ((OZY.Set_I2C_Speed(usb_dev_handle, value)))
{
Console.WriteLine("Set I2C speed successful");
}
else
{
Console.WriteLine("Failed to set I2C speed");
}
Console.WriteLine("I2C SPEED: " + OZY.Read_I2C_Speed(usb_dev_handle).ToString());
Console.WriteLine("Closing device...");
libUSB_Interface.usb_close(usb_dev_handle);
Console.WriteLine("done...");
}
public override void SetMicGain()
{
// This is used to set the MicGain and Line in when Ozy/Magister is used
// The I2C settings are as follows:
// For mic input and boost on/off
// 1E 00 - Reset chip
// 12 01 - set digital interface active
// 08 15 - D/A on, mic input, mic 20dB boost
// 08 14 - ditto but no mic boost
// 0C 00 - All chip power on
// 0E 02 - Slave, 16 bit, I2S
// 10 00 - 48k, Normal mode
// 0A 00 - turn D/A mute off
// 00 00 - set Line in gain to 0
// For line input
// 1E 00 - Reset chip
// 12 01 - set digital interface active
// 08 10 - D/A on, line input
// 0C 00 - All chip power on
// 0E 02 - Slave, 16 bit, I2S
// 10 00 - 48k, Normal mode
// 0A 00 - turn D/A mute off
// 00 00 - set Line in gain to 0
if ((MainForm.PenneyPresent || MainForm.PennyLane) && (MainForm.Penny_version != 0) && (MainForm.KK_on == true)) // update mic gain on Penny or PennyLane TLV320
{
byte[] Penny_TLV320 = new byte[2];
byte[] Penny_TLV320_data = new byte[16];
// need to select the config data depending on the Mic Gain (20dB) selected
if (MainForm.MicGain20dB)
{
Penny_TLV320_data = new byte[] { 0x1e, 0x00, 0x12, 0x01, 0x08, 0x15, 0x0c, 0x00, 0x0e, 0x02, 0x10, 0x00, 0x0a, 0x00, 0x00, 0x00 }
}
;
else if (MainForm.LineIn)
{
Penny_TLV320_data = new byte[] { 0x1e, 0x00, 0x12, 0x01, 0x08, 0x10, 0x0c, 0x00, 0x0e, 0x02, 0x10, 0x00, 0x0a, 0x00, 0x00, 0x00 }
}
;
else
{
Penny_TLV320_data = new byte[] { 0x1e, 0x00, 0x12, 0x01, 0x08, 0x14, 0x0c, 0x00, 0x0e, 0x02, 0x10, 0x00, 0x0a, 0x00, 0x00, 0x00 }
};
// set the I2C interface speed to 400kHZ
if (!(OZY.Set_I2C_Speed(hdev, 1)))
{
MessageBox.Show("Unable to set I2C speed to 400kHz", "System Error!", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
// send the configuration data to the TLV320 on Penelope or PennyLane
for (int x = 0; x < 16; x += 2)
{
Penny_TLV320[0] = Penny_TLV320_data[x]; Penny_TLV320[1] = Penny_TLV320_data[x + 1];
if (!(OZY.Write_I2C(hdev, 0x1b, Penny_TLV320)))
{
MessageBox.Show("Unable to configure TLV320 on Penelope via I2C", "System Eror!", MessageBoxButtons.OK, MessageBoxIcon.Error);
// break out of the configuration loop
break;
}
}
}
}