STV_I2C_READ
err = SendCommand(USB_REQTYPE_DEVICE_IN, 0x04, STV_I2C_READ, 0, 0x1, buffer);
err = SendCommand(USB_REQTYPE_DEVICE_IN, 0x04, STV_I2C_READ, 0, 0x2, buffer);
err = SendCommand(USB_REQTYPE_DEVICE_IN, 0x04, STV_I2C_READ, 0, 0x1, buffer);
err = SendCommand(USB_REQTYPE_DEVICE_IN, 0x04, STV_I2C_READ, 0, 0x2, buffer);