Referencia del Archivo usb_drv.h

Ir al código fuente de este archivo.

Definiciones

#define MAX_EP_NB   7

#define EP_CONTROL   0

#define MSK_EP_DIR   0x7F

#define MSK_UADD   0x7F

#define MSK_EPTYPE   0xC0

#define MSK_EPSIZE   0x70

#define MSK_EPBK   0x0C

#define MSK_DTSEQ   0x0C

#define MSK_NBUSYBK   0x03

#define MSK_CURRBK   0x03

#define MSK_DAT   0xFF

#define MSK_BYCTH   0x07

#define MSK_BYCTL   0xFF

#define MSK_EPINT   0x7F

#define MSK_HADDR   0xFF

#define TYPE_CONTROL   0

#define TYPE_ISOCHRONOUS   1

#define TYPE_BULK   2

#define TYPE_INTERRUPT   3

#define DIRECTION_OUT   0

#define DIRECTION_IN   1

#define SIZE_8   0

#define SIZE_16   1

#define SIZE_32   2

#define SIZE_64   3

#define SIZE_128   4

#define SIZE_256   5

#define SIZE_512   6

#define SIZE_1024   7

#define ONE_BANK   0

#define TWO_BANKS   1

#define NYET_ENABLED   0

#define NYET_DISABLED   1

#define Usb_build_ep_config0(type, dir, nyet)   ((type<<6) | (nyet<<1) | (dir))

#define Usb_build_ep_config1(size, bank)   ((size<<4) | (bank<<2) )

#define usb_configure_endpoint(num, type, dir, size, bank, nyet)

#define Usb_enable_regulator()   (UHWCON |= (1<<UVREGE))

#define Usb_disable_uid_pin()   (UHWCON &= ~(1<<UIDE))

#define Usb_force_device_mode()   (Usb_disable_uid_pin(), UHWCON |= (1<<UIMOD))

#define Usb_enable()   (USBCON |= ((1<<USBE) | (1<<OTGPADE)))

#define Usb_disable()   (USBCON &= ~((1<<USBE) | (1<<OTGPADE)))

#define Usb_select_device()   (USBCON &= ~(1<<HOST))

#define Usb_freeze_clock()   (USBCON |= (1<<FRZCLK))

#define Usb_unfreeze_clock()   (USBCON &= ~(1<<FRZCLK))

#define Is_usb_id_device()   ((USBSTA & (1<<ID)) ? TRUE : FALSE)

#define Is_usb_vbus_high()   ((USBSTA & (1<<VBUS)) ? TRUE : FALSE)

#define Is_usb_vbus_low()   ((USBSTA & (1<<VBUS)) ? FALSE : TRUE)

#define Usb_initiate_remote_wake_up()   (UDCON |= (1<<RMWKUP))

#define Usb_detach()   (UDCON |= (1<<DETACH))

#define Usb_attach()   (UDCON &= ~(1<<DETACH))

#define Is_usb_pending_remote_wake_up()   ((UDCON & (1<<RMWKUP)) ? TRUE : FALSE)

#define Is_usb_detached()   ((UDCON & (1<<DETACH)) ? TRUE : FALSE)

#define Usb_get_device_interrupt()   (UDINT & (1<<UDIEN))

#define Usb_ack_all_device_interrupt()   (UDINT = ~(1<<UDIEN))

#define Usb_enable_remote_wake_up_interrupt()   (UDIEN |= (1<<UPRSME))

#define Usb_disable_remote_wake_up_interrupt()   (UDIEN &= ~(1<<UPRSME))

#define Is_remote_wake_up_interrupt_enabled()   ((UDIEN & (1<<UPRSME)) ? TRUE : FALSE)

#define Usb_ack_remote_wake_up_start()   (UDINT = ~(1<<UPRSMI))

#define Is_usb_remote_wake_up_start()   ((UDINT & (1<<UPRSMI)) ? TRUE : FALSE)

#define Usb_enable_resume_interrupt()   (UDIEN |= (1<<EORSME))

#define Usb_disable_resume_interrupt()   (UDIEN &= ~(1<<EORSME))

#define Is_resume_interrupt_enabled()   ((UDIEN & (1<<EORSME)) ? TRUE : FALSE)

#define Usb_ack_resume()   (UDINT = ~(1<<EORSMI))

#define Is_usb_resume()   ((UDINT & (1<<EORSMI)) ? TRUE : FALSE)

#define Usb_enable_wake_up_interrupt()   (UDIEN |= (1<<WAKEUPE))

#define Usb_disable_wake_up_interrupt()   (UDIEN &= ~(1<<WAKEUPE))

#define Is_wake_up_interrupt_enabled()   ((UDIEN & (1<<WAKEUPE)) ? TRUE : FALSE)

#define Usb_ack_wake_up()   (UDINT = ~(1<<WAKEUPI))

#define Is_usb_wake_up()   ((UDINT & (1<<WAKEUPI)) ? TRUE : FALSE)

#define Usb_enable_reset_interrupt()   (UDIEN |= (1<<EORSTE))

#define Usb_disable_reset_interrupt()   (UDIEN &= ~(1<<EORSTE))

#define Is_reset_interrupt_enabled()   ((UDIEN & (1<<EORSTE)) ? TRUE : FALSE)

#define Usb_ack_reset()   (UDINT = ~(1<<EORSTI))

#define Is_usb_reset()   ((UDINT & (1<<EORSTI)) ? TRUE : FALSE)

#define Usb_enable_sof_interrupt()   (UDIEN |= (1<<SOFE))

#define Usb_disable_sof_interrupt()   (UDIEN &= ~(1<<SOFE))

#define Is_sof_interrupt_enabled()   ((UDIEN & (1<<SOFE)) ? TRUE : FALSE)

#define Usb_ack_sof()   (UDINT = ~(1<<SOFI))

#define Is_usb_sof()   ((UDINT & (1<<SOFI)) ? TRUE : FALSE)

#define Usb_enable_suspend_interrupt()   (UDIEN |= (1<<SUSPE))

#define Usb_disable_suspend_interrupt()   (UDIEN &= ~(1<<SUSPE))

#define Is_suspend_interrupt_enabled()   ((UDIEN & (1<<SUSPE)) ? TRUE : FALSE)

#define Usb_ack_suspend()   (UDINT = ~(1<<SUSPI))

#define Is_usb_suspend()   ((UDINT & (1<<SUSPI)) ? TRUE : FALSE)

#define Usb_enable_address()   (UDADDR |= (1<<ADDEN))

#define Usb_disable_address()   (UDADDR &= ~(1<<ADDEN))

#define Usb_configure_address(addr)   (UDADDR = (UDADDR & (1<<ADDEN)) | ((U8)addr & MSK_UADD))

#define Usb_frame_number()   ((U16)((((U16)UDFNUMH) << 8) | ((U16)UDFNUML)))

#define Is_usb_frame_number_crc_error()   ((UDMFN & (1<<FNCERR)) ? TRUE : FALSE)

#define Usb_select_endpoint(ep)   (UENUM = (U8)ep )

#define Usb_get_selected_endpoint()   (UENUM )

#define Usb_reset_endpoint(ep)   (UERST = 1 << (U8)ep, UERST = 0)

#define Usb_enable_endpoint()   (UECONX |= (1<<EPEN))

#define Usb_enable_stall_handshake()   (UECONX |= (1<<STALLRQ))

#define Usb_reset_data_toggle()   (UECONX |= (1<<RSTDT))

#define Usb_disable_endpoint()   (UECONX &= ~(1<<EPEN))

#define Usb_disable_stall_handshake()   (UECONX |= (1<<STALLRQC))

#define Usb_select_epnum_for_cpu()   (UECONX &= ~(1<<EPNUMS))

#define Is_usb_endpoint_enabled()   ((UECONX & (1<<EPEN)) ? TRUE : FALSE)

#define Is_usb_endpoint_stall_requested()   ((UECONX & (1<<STALLRQ)) ? TRUE : FALSE)

#define Usb_configure_endpoint_type(type)   (UECFG0X = (UECFG0X & ~(MSK_EPTYPE)) | ((U8)type << 6))

#define Usb_configure_endpoint_direction(dir)   (UECFG0X = (UECFG0X & ~(1<<EPDIR)) | ((U8)dir))

#define Usb_configure_endpoint_size(size)   (UECFG1X = (UECFG1X & ~MSK_EPSIZE) | ((U8)size << 4))

#define Usb_configure_endpoint_bank(bank)   (UECFG1X = (UECFG1X & ~MSK_EPBK) | ((U8)bank << 2))

#define Usb_allocate_memory()   (UECFG1X |= (1<<ALLOC))

#define Usb_unallocate_memory()   (UECFG1X &= ~(1<<ALLOC))

#define Usb_ack_overflow_interrupt()   (UESTA0X &= ~(1<<OVERFI))

#define Usb_ack_underflow_interrupt()   (UESTA0X &= ~(1<<UNDERFI))

#define Usb_ack_zlp()   (UESTA0X &= ~(1<<ZLPSEEN))

#define Usb_data_toggle()   ((UESTA0X&MSK_DTSEQ) >> 2)

#define Usb_nb_busy_bank()   (UESTA0X & MSK_NBUSYBK)

#define Is_usb_one_bank_busy()   ((UESTA0X & MSK_NBUSYBK) == 0 ? FALSE : TRUE)

#define Is_endpoint_configured()   ((UESTA0X & (1<<CFGOK)) ? TRUE : FALSE)

#define Is_usb_overflow()   ((UESTA0X & (1<<OVERFI)) ? TRUE : FALSE)

#define Is_usb_underflow()   ((UESTA0X & (1<<UNDERFI)) ? TRUE : FALSE)

#define Is_usb_zlp()   ((UESTA0X & (1<<ZLPSEEN)) ? TRUE : FALSE)

#define Usb_control_direction()   ((UESTA1X & (1<<CTRLDIR)) >> 2)

#define Usb_current_bank()   ( UESTA1X & MSK_CURRBK)

#define Usb_ack_fifocon()   (UEINTX &= ~(1<<FIFOCON))

#define Usb_ack_nak_in()   (UEINTX &= ~(1<<NAKINI))

#define Usb_ack_nak_out()   (UEINTX &= ~(1<<NAKOUTI))

#define Usb_ack_receive_setup()   (UEINTX &= ~(1<<RXSTPI))

#define Usb_ack_receive_out()   (UEINTX &= ~(1<<RXOUTI), Usb_ack_fifocon())

#define Usb_ack_stalled()   (MSK_STALLEDI= 0)

#define Usb_ack_in_ready()   (UEINTX &= ~(1<<TXINI), Usb_ack_fifocon())

#define Usb_kill_last_in_bank()   (UENTTX |= (1<<RXOUTI))

#define Is_usb_read_enabled()   (UEINTX&(1<<RWAL))

#define Is_usb_write_enabled()   (UEINTX&(1<<RWAL))

#define Is_usb_read_control_enabled()   (UEINTX&(1<<TXINI))

#define Is_usb_nak_in_sent()   (UEINTX&(1<<NAKINI))

#define Is_usb_nak_out_sent()   (UEINTX&(1<<NAKOUTI))

#define Is_usb_receive_setup()   (UEINTX&(1<<RXSTPI))

#define Is_usb_receive_out()   (UEINTX&(1<<RXOUTI))

#define Is_usb_in_ready()   (UEINTX&(1<<TXINI))

#define Usb_send_in()   (UEINTX &= ~(1<<FIFOCON))

#define Usb_send_control_in()   (UEINTX &= ~(1<<TXINI))

#define Usb_free_out_bank()   (UEINTX &= ~(1<<FIFOCON))

#define Usb_ack_control_out()   (UEINTX &= ~(1<<RXOUTI))

#define Usb_enable_flow_error_interrupt()   (UEIENX |= (1<<FLERRE))

#define Usb_enable_nak_in_interrupt()   (UEIENX |= (1<<NAKINE))

#define Usb_enable_nak_out_interrupt()   (UEIENX |= (1<<NAKOUTE))

#define Usb_enable_receive_setup_interrupt()   (UEIENX |= (1<<RXSTPE))

#define Usb_enable_receive_out_interrupt()   (UEIENX |= (1<<RXOUTE))

#define Usb_enable_stalled_interrupt()   (UEIENX |= (1<<STALLEDE))

#define Usb_enable_in_ready_interrupt()   (UEIENX |= (1<<TXIN))

#define Usb_disable_flow_error_interrupt()   (UEIENX &= ~(1<<FLERRE))

#define Usb_disable_nak_in_interrupt()   (UEIENX &= ~(1<<NAKINE))

#define Usb_disable_nak_out_interrupt()   (UEIENX &= ~(1<<NAKOUTE))

#define Usb_disable_receive_setup_interrupt()   (UEIENX &= ~(1<<RXSTPE))

#define Usb_disable_receive_out_interrupt()   (UEIENX &= ~(1<<RXOUTE))

#define Usb_disable_stalled_interrupt()   (UEIENX &= ~(1<<STALLEDE))

#define Usb_disable_in_ready_interrupt()   (UEIENX &= ~(1<<TXIN))

#define Usb_read_byte()   (UEDATX)

#define Usb_write_byte(byte)   (UEDATX = (U8)byte)

#define Usb_byte_counter()   ((((U16)UEBCHX) << 8) | (UEBCLX))

#define Usb_byte_counter_8()   ((U8)UEBCLX)

#define Usb_interrupt_flags()   (UEINT)

#define Is_usb_endpoint_event()   (Usb_interrupt_flags() != 0x00)

#define Usb_write_word_enum_struc(x)   (wSWAP(x))

Tipos definidos

typedef enum endpoint_parameter t_endpoint_parameter

Enumeraciones

enum endpoint_parameter {
  ep_num, ep_type, ep_direction, ep_size,
  ep_bank, nyet_status
}

Funciones

U8 usb_config_ep (U8, U8)

U8 usb_init_device (void)

Documentación de los tipos definidos

typedef enum endpoint_parameter t_endpoint_parameter

Documentación de las enumeraciones

enum endpoint_parameter

Valores de la enumeración:

ep_num
ep_type
ep_direction
ep_size
ep_bank
nyet_status


Definiciones
#define	MAX_EP_NB 7
#define	EP_CONTROL 0
#define	MSK_EP_DIR 0x7F
#define	MSK_UADD 0x7F
#define	MSK_EPTYPE 0xC0
#define	MSK_EPSIZE 0x70
#define	MSK_EPBK 0x0C
#define	MSK_DTSEQ 0x0C
#define	MSK_NBUSYBK 0x03
#define	MSK_CURRBK 0x03
#define	MSK_DAT 0xFF
#define	MSK_BYCTH 0x07
#define	MSK_BYCTL 0xFF
#define	MSK_EPINT 0x7F
#define	MSK_HADDR 0xFF
#define	TYPE_CONTROL 0
#define	TYPE_ISOCHRONOUS 1
#define	TYPE_BULK 2
#define	TYPE_INTERRUPT 3
#define	DIRECTION_OUT 0
#define	DIRECTION_IN 1
#define	SIZE_8 0
#define	SIZE_16 1
#define	SIZE_32 2
#define	SIZE_64 3
#define	SIZE_128 4
#define	SIZE_256 5
#define	SIZE_512 6
#define	SIZE_1024 7
#define	ONE_BANK 0
#define	TWO_BANKS 1
#define	NYET_ENABLED 0
#define	NYET_DISABLED 1
#define	Usb_build_ep_config0(type, dir, nyet) ((type<<6) \| (nyet<<1) \| (dir))
#define	Usb_build_ep_config1(size, bank) ((size<<4) \| (bank<<2) )
#define	usb_configure_endpoint(num, type, dir, size, bank, nyet)
#define	Usb_enable_regulator() (UHWCON \|= (1<<UVREGE))
#define	Usb_disable_uid_pin() (UHWCON &= ~(1<<UIDE))
#define	Usb_force_device_mode() (Usb_disable_uid_pin(), UHWCON \|= (1<<UIMOD))
#define	Usb_enable() (USBCON \|= ((1<<USBE) \| (1<<OTGPADE)))
#define	Usb_disable() (USBCON &= ~((1<<USBE) \| (1<<OTGPADE)))
#define	Usb_select_device() (USBCON &= ~(1<<HOST))
#define	Usb_freeze_clock() (USBCON \|= (1<<FRZCLK))
#define	Usb_unfreeze_clock() (USBCON &= ~(1<<FRZCLK))
#define	Is_usb_id_device() ((USBSTA & (1<<ID)) ? TRUE : FALSE)
#define	Is_usb_vbus_high() ((USBSTA & (1<<VBUS)) ? TRUE : FALSE)
#define	Is_usb_vbus_low() ((USBSTA & (1<<VBUS)) ? FALSE : TRUE)
#define	Usb_initiate_remote_wake_up() (UDCON \|= (1<<RMWKUP))
#define	Usb_detach() (UDCON \|= (1<<DETACH))
#define	Usb_attach() (UDCON &= ~(1<<DETACH))
#define	Is_usb_pending_remote_wake_up() ((UDCON & (1<<RMWKUP)) ? TRUE : FALSE)
#define	Is_usb_detached() ((UDCON & (1<<DETACH)) ? TRUE : FALSE)
#define	Usb_get_device_interrupt() (UDINT & (1<<UDIEN))
#define	Usb_ack_all_device_interrupt() (UDINT = ~(1<<UDIEN))
#define	Usb_enable_remote_wake_up_interrupt() (UDIEN \|= (1<<UPRSME))
#define	Usb_disable_remote_wake_up_interrupt() (UDIEN &= ~(1<<UPRSME))
#define	Is_remote_wake_up_interrupt_enabled() ((UDIEN & (1<<UPRSME)) ? TRUE : FALSE)
#define	Usb_ack_remote_wake_up_start() (UDINT = ~(1<<UPRSMI))
#define	Is_usb_remote_wake_up_start() ((UDINT & (1<<UPRSMI)) ? TRUE : FALSE)
#define	Usb_enable_resume_interrupt() (UDIEN \|= (1<<EORSME))
#define	Usb_disable_resume_interrupt() (UDIEN &= ~(1<<EORSME))
#define	Is_resume_interrupt_enabled() ((UDIEN & (1<<EORSME)) ? TRUE : FALSE)
#define	Usb_ack_resume() (UDINT = ~(1<<EORSMI))
#define	Is_usb_resume() ((UDINT & (1<<EORSMI)) ? TRUE : FALSE)
#define	Usb_enable_wake_up_interrupt() (UDIEN \|= (1<<WAKEUPE))
#define	Usb_disable_wake_up_interrupt() (UDIEN &= ~(1<<WAKEUPE))
#define	Is_wake_up_interrupt_enabled() ((UDIEN & (1<<WAKEUPE)) ? TRUE : FALSE)
#define	Usb_ack_wake_up() (UDINT = ~(1<<WAKEUPI))
#define	Is_usb_wake_up() ((UDINT & (1<<WAKEUPI)) ? TRUE : FALSE)
#define	Usb_enable_reset_interrupt() (UDIEN \|= (1<<EORSTE))
#define	Usb_disable_reset_interrupt() (UDIEN &= ~(1<<EORSTE))
#define	Is_reset_interrupt_enabled() ((UDIEN & (1<<EORSTE)) ? TRUE : FALSE)
#define	Usb_ack_reset() (UDINT = ~(1<<EORSTI))
#define	Is_usb_reset() ((UDINT & (1<<EORSTI)) ? TRUE : FALSE)
#define	Usb_enable_sof_interrupt() (UDIEN \|= (1<<SOFE))
#define	Usb_disable_sof_interrupt() (UDIEN &= ~(1<<SOFE))
#define	Is_sof_interrupt_enabled() ((UDIEN & (1<<SOFE)) ? TRUE : FALSE)
#define	Usb_ack_sof() (UDINT = ~(1<<SOFI))
#define	Is_usb_sof() ((UDINT & (1<<SOFI)) ? TRUE : FALSE)
#define	Usb_enable_suspend_interrupt() (UDIEN \|= (1<<SUSPE))
#define	Usb_disable_suspend_interrupt() (UDIEN &= ~(1<<SUSPE))
#define	Is_suspend_interrupt_enabled() ((UDIEN & (1<<SUSPE)) ? TRUE : FALSE)
#define	Usb_ack_suspend() (UDINT = ~(1<<SUSPI))
#define	Is_usb_suspend() ((UDINT & (1<<SUSPI)) ? TRUE : FALSE)
#define	Usb_enable_address() (UDADDR \|= (1<<ADDEN))
#define	Usb_disable_address() (UDADDR &= ~(1<<ADDEN))
#define	Usb_configure_address(addr) (UDADDR = (UDADDR & (1<<ADDEN)) \| ((U8)addr & MSK_UADD))
#define	Usb_frame_number() ((U16)((((U16)UDFNUMH) << 8) \| ((U16)UDFNUML)))
#define	Is_usb_frame_number_crc_error() ((UDMFN & (1<<FNCERR)) ? TRUE : FALSE)
#define	Usb_select_endpoint(ep) (UENUM = (U8)ep )
#define	Usb_get_selected_endpoint() (UENUM )
#define	Usb_reset_endpoint(ep) (UERST = 1 << (U8)ep, UERST = 0)
#define	Usb_enable_endpoint() (UECONX \|= (1<<EPEN))
#define	Usb_enable_stall_handshake() (UECONX \|= (1<<STALLRQ))
#define	Usb_reset_data_toggle() (UECONX \|= (1<<RSTDT))
#define	Usb_disable_endpoint() (UECONX &= ~(1<<EPEN))
#define	Usb_disable_stall_handshake() (UECONX \|= (1<<STALLRQC))
#define	Usb_select_epnum_for_cpu() (UECONX &= ~(1<<EPNUMS))
#define	Is_usb_endpoint_enabled() ((UECONX & (1<<EPEN)) ? TRUE : FALSE)
#define	Is_usb_endpoint_stall_requested() ((UECONX & (1<<STALLRQ)) ? TRUE : FALSE)
#define	Usb_configure_endpoint_type(type) (UECFG0X = (UECFG0X & ~(MSK_EPTYPE)) \| ((U8)type << 6))
#define	Usb_configure_endpoint_direction(dir) (UECFG0X = (UECFG0X & ~(1<<EPDIR)) \| ((U8)dir))
#define	Usb_configure_endpoint_size(size) (UECFG1X = (UECFG1X & ~MSK_EPSIZE) \| ((U8)size << 4))
#define	Usb_configure_endpoint_bank(bank) (UECFG1X = (UECFG1X & ~MSK_EPBK) \| ((U8)bank << 2))
#define	Usb_allocate_memory() (UECFG1X \|= (1<<ALLOC))
#define	Usb_unallocate_memory() (UECFG1X &= ~(1<<ALLOC))
#define	Usb_ack_overflow_interrupt() (UESTA0X &= ~(1<<OVERFI))
#define	Usb_ack_underflow_interrupt() (UESTA0X &= ~(1<<UNDERFI))
#define	Usb_ack_zlp() (UESTA0X &= ~(1<<ZLPSEEN))
#define	Usb_data_toggle() ((UESTA0X&MSK_DTSEQ) >> 2)
#define	Usb_nb_busy_bank() (UESTA0X & MSK_NBUSYBK)
#define	Is_usb_one_bank_busy() ((UESTA0X & MSK_NBUSYBK) == 0 ? FALSE : TRUE)
#define	Is_endpoint_configured() ((UESTA0X & (1<<CFGOK)) ? TRUE : FALSE)
#define	Is_usb_overflow() ((UESTA0X & (1<<OVERFI)) ? TRUE : FALSE)
#define	Is_usb_underflow() ((UESTA0X & (1<<UNDERFI)) ? TRUE : FALSE)
#define	Is_usb_zlp() ((UESTA0X & (1<<ZLPSEEN)) ? TRUE : FALSE)
#define	Usb_control_direction() ((UESTA1X & (1<<CTRLDIR)) >> 2)
#define	Usb_current_bank() ( UESTA1X & MSK_CURRBK)
#define	Usb_ack_fifocon() (UEINTX &= ~(1<<FIFOCON))
#define	Usb_ack_nak_in() (UEINTX &= ~(1<<NAKINI))
#define	Usb_ack_nak_out() (UEINTX &= ~(1<<NAKOUTI))
#define	Usb_ack_receive_setup() (UEINTX &= ~(1<<RXSTPI))
#define	Usb_ack_receive_out() (UEINTX &= ~(1<<RXOUTI), Usb_ack_fifocon())
#define	Usb_ack_stalled() (MSK_STALLEDI= 0)
#define	Usb_ack_in_ready() (UEINTX &= ~(1<<TXINI), Usb_ack_fifocon())
#define	Usb_kill_last_in_bank() (UENTTX \|= (1<<RXOUTI))
#define	Is_usb_read_enabled() (UEINTX&(1<<RWAL))
#define	Is_usb_write_enabled() (UEINTX&(1<<RWAL))
#define	Is_usb_read_control_enabled() (UEINTX&(1<<TXINI))
#define	Is_usb_nak_in_sent() (UEINTX&(1<<NAKINI))
#define	Is_usb_nak_out_sent() (UEINTX&(1<<NAKOUTI))
#define	Is_usb_receive_setup() (UEINTX&(1<<RXSTPI))
#define	Is_usb_receive_out() (UEINTX&(1<<RXOUTI))
#define	Is_usb_in_ready() (UEINTX&(1<<TXINI))
#define	Usb_send_in() (UEINTX &= ~(1<<FIFOCON))
#define	Usb_send_control_in() (UEINTX &= ~(1<<TXINI))
#define	Usb_free_out_bank() (UEINTX &= ~(1<<FIFOCON))
#define	Usb_ack_control_out() (UEINTX &= ~(1<<RXOUTI))
#define	Usb_enable_flow_error_interrupt() (UEIENX \|= (1<<FLERRE))
#define	Usb_enable_nak_in_interrupt() (UEIENX \|= (1<<NAKINE))
#define	Usb_enable_nak_out_interrupt() (UEIENX \|= (1<<NAKOUTE))
#define	Usb_enable_receive_setup_interrupt() (UEIENX \|= (1<<RXSTPE))
#define	Usb_enable_receive_out_interrupt() (UEIENX \|= (1<<RXOUTE))
#define	Usb_enable_stalled_interrupt() (UEIENX \|= (1<<STALLEDE))
#define	Usb_enable_in_ready_interrupt() (UEIENX \|= (1<<TXIN))
#define	Usb_disable_flow_error_interrupt() (UEIENX &= ~(1<<FLERRE))
#define	Usb_disable_nak_in_interrupt() (UEIENX &= ~(1<<NAKINE))
#define	Usb_disable_nak_out_interrupt() (UEIENX &= ~(1<<NAKOUTE))
#define	Usb_disable_receive_setup_interrupt() (UEIENX &= ~(1<<RXSTPE))
#define	Usb_disable_receive_out_interrupt() (UEIENX &= ~(1<<RXOUTE))
#define	Usb_disable_stalled_interrupt() (UEIENX &= ~(1<<STALLEDE))
#define	Usb_disable_in_ready_interrupt() (UEIENX &= ~(1<<TXIN))
#define	Usb_read_byte() (UEDATX)
#define	Usb_write_byte(byte) (UEDATX = (U8)byte)
#define	Usb_byte_counter() ((((U16)UEBCHX) << 8) \| (UEBCLX))
#define	Usb_byte_counter_8() ((U8)UEBCLX)
#define	Usb_interrupt_flags() (UEINT)
#define	Is_usb_endpoint_event() (Usb_interrupt_flags() != 0x00)
#define	Usb_write_word_enum_struc(x) (wSWAP(x))
Tipos definidos
typedef enum endpoint_parameter	t_endpoint_parameter
Enumeraciones
enum	endpoint_parameter { ep_num, ep_type, ep_direction, ep_size, ep_bank, nyet_status }
Funciones
U8	usb_config_ep (U8, U8)
U8	usb_init_device (void)