#if 1
#define ISR_USB_INTV EXCPTVEC_IRQ2 /* pin IRQ2 on PF.0 */
+#define PDIUSB_TEST_IRQ() (!(*DIO_PORTF & 1))
#define PDIUSB_READ_DATA_ADDR (volatile __u8 * const)(0x500000)
#define PDIUSB_WRITE_DATA_ADDR (volatile __u8 * const)(0x500000)
#define PDIUSB_COMMAND_ADDR (volatile __u8 * const)(0x500001)