at91_udp.h File Reference

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USB Device Port Frame Number Register
#define	UDP_NUM_OFF   0x00000000
	Frame number register (offset).
#define	UDP_NUM   (UDP_BASE + UDP_NUM_OFF)
	Frame number register (address).
#define	UDP_FRM_NUM   0x000007FF
	Current frame number (mask).
#define	UDP_FRM_NUM_LSB   0
	Current frame number (LSB).
#define	UDP_FRM_ERR   _BV(16)
	Frame error.
#define	UDP_FRM_OK   _BV(17)
	Frame OK.
USB Device Port Global State Register
#define	UDP_GLB_STAT_OFF   0x00000004
	Global state register (offset).
#define	UDP_GLB_STAT   (UDP_BASE + UDP_GLB_STAT_OFF)
	Global state register (address).
#define	UDP_FADDEN   _BV(0)
	Device is in address state.
#define	UDP_CONFG   _BV(1)
	Device is in configured state.
#define	UDP_ESR   _BV(2)
	Enable send resume.
#define	UDP_RSMINPR   _BV(3)
	A resume has been sent to the host.
#define	UDP_RMWUPE   _BV(4)
	Remote wake up enable.
USB Device Port Function Address Register
#define	UDP_FADDR_OFF   0x00000008
	Function address register (offset).
#define	UDP_FADDR   (UDP_BASE + UDP_FADDR_OFF)
	Function address register (address).
#define	UDP_FADD   0x0000007F
	Function address value (mask).
#define	UDP_FADD_LSB   0
	Function address value (LSB).
#define	UDP_FEN   _BV(8)
	Function endpoint enabled.
USB Device Port Interrupt Registers
#define	UDP_IER_OFF   0x00000010
	Interrupt enable register (offset).
#define	UDP_IER   (UDP_BASE + UDP_IER_OFF)
	Interrupt enable register (address).
#define	UDP_IDR_OFF   0x00000014
	Interrupt disable register (offset).
#define	UDP_IDR   (UDP_BASE + UDP_IDR_OFF)
	Interrupt disable register (address).
#define	UDP_IMR_OFF   0x00000018
	Interrupt mask register (offset).
#define	UDP_IMR   (UDP_BASE + UDP_IMR_OFF)
	Interrupt mask register (address).
#define	UDP_ISR_OFF   0x0000001C
	Interrupt status register (offset).
#define	UDP_ISR   (UDP_BASE + UDP_ISR_OFF)
	Interrupt status register (address).
#define	UDP_ICR_OFF   0x00000020
	Interrupt clear register (offset).
#define	UDP_ICR   (UDP_BASE + UDP_ICR_OFF)
	Interrupt clear register (address).
#define	UDP_EPINT(n)   _BV(n)
	Endpoint interrupt 0-7.
#define	UDP_RXSUSP   _BV(8)
	USB suspend interrupt.
#define	UDP_RXRSM   _BV(9)
	USB resume interrupt.
#define	UDP_EXTRSM   _BV(10)
	USB external resume interrupt.
#define	UDP_SOFINT   _BV(11)
	USB start of frame interrupt.
#define	UDP_ENDBUSRES   _BV(12)
	USB end of bus reset interrupt.
#define	UDP_WAKEUP   _BV(13)
	USB resume interrupt.
USB Device Port Reset Endpoint Register
#define	UDP_RST_EP_OFF   0x00000028
	Reset endpoint register (offset).
#define	UDP_RST_EP   (UDP_BASE + UDP_RST_EP_OFF)
	Reset endpoint register (address).
#define	UDP_EP(n)   _BV(n)
	Reset endpoint 0-7.
USB Device Port Endpoint Control and Status Registers
#define	UDP_CSR_OFF   0x00000030
	Endpoint control and status register (offset).
#define	UDP_CSR(n)   (UDP_BASE + UDP_CSR_OFF + (n) * 4)
	Endpoint control and status registers 0-7 (address).
#define	UDP_TXCOMP   _BV(0)
	Generates an IN packet with data previously written in the DPR.
#define	UDP_RX_DATA_BK0   _BV(1)
	Receive data bank 0.
#define	UDP_RXSETUP   _BV(2)
	Sends Stall to the host (control endpoints).
#define	UDP_STALLSEND_ISOERROR   _BV(3)
	Stall send / isochronous error (isochronous endpoints).
#define	UDP_TXPKTRDY   _BV(4)
	Transmit packet ready.
#define	UDP_FORCESTALL   _BV(5)
	Force Stall (used by control, bulk and isochronous endpoints).
#define	UDP_RX_DATA_BK1   _BV(6)
	Receive data bank 1 (only used by endpoints with ping-pong attributes).
#define	UDP_DIR   _BV(7)
	Transfer direction.
#define	UDP_EPTYPE   (0x7 << 8)
	Endpoint type mask.
#define	UDP_EPTYPE_CTRL   (0x0 << 8)
	Endpoint type is control.
#define	UDP_EPTYPE_ISO_OUT   (0x1 << 8)
	Endpoint type is isochronous output.
#define	UDP_EPTYPE_BULK_OUT   (0x2 << 8)
	Endpoint type is bulk output.
#define	UDP_EPTYPE_INT_OUT   (0x3 << 8)
	Endpoint type is interrupt output.
#define	UDP_EPTYPE_ISO_IN   (0x5 << 8)
	Endpoint type is isochronous input.
#define	UDP_EPTYPE_BULK_IN   (0x6 << 8)
	Endpoint type is bulk input.
#define	UDP_EPTYPE_INT_IN   (0x7 << 8)
	Endpoint type is interrupt input.
#define	UDP_DTGLE   _BV(11)
	Data toggle.
#define	UDP_EPEDS   _BV(15)
	Endpoint enable disable.
#define	UDP_RXBYTECNT   (0x7FF << 16)
	Number of bytes available in the FIFO (mask).
#define	UDP_RXBYTECNT_LSB   16
	Number of bytes available in the FIFO (LSB).
USB Device Port Endpoint FIFO Data Registers
#define	UDP_FDR_OFF   0x00000050
	Endpoint FIFO data register (offset).
#define	UDP_FDR(n)   (UDP_BASE + UDP_FDR_OFF + (n) * 4)
	Endpoint FIFO data register (address).
#define	UDP_FIFO_DATA   0x000000FF
	FIFO data value (mask).
#define	UDP_FIFO_DATA_LSB   0
	FIFO data value (LSB).
USB Device Port Tranceiver Control Register
#define	UDP_TXVC_OFF   0x00000074
	Transceiver control register (offset).
#define	UDP_TXVC   (UDP_BASE + UDP_TXVC_OFF)
	Transceiver control register (address).
#define	UDP_TXVDIS   _BV(8)
	Tranceiver disable.
#define	UDP_PUON   _BV(9)
	Pull-up enable.