npl.h File Reference

---

Detailed Description

Nut Programmable Logic Header File.

 *
 * $Log: npl.h,v $
 * Revision 1.2  2006/05/25 09:38:40  haraldkipp
 * Use the AVR way of defining memory mapped I/O.
 *
 * Revision 1.1  2006/01/05 16:32:16  haraldkipp
 * First check-in.
 *
 *
 * 

Defines
#define	NPL_BASE   0xFF00
	CPLD register base address.
#define	NPL_RSCR   _SFR_MEM8(NPL_BASE + 0x00)
	RS232 command register.
#define	NPL_RSFON   0x0001
	Force on.
#define	NPL_RSFOFF   0x0002
	Force off.
#define	NPL_RSDTR   0x0004
	DTR handshake.
#define	NPL_RSRTS   0x0008
	RTS handshake.
#define	NPL_RSUS0E   0x0020
	USART0 select.
#define	NPL_RSUS1E   0x0040
	USART1 select.
#define	NPL_RSUS1P   0x0080
	USART1 primary.
#define	NPL_IMR   _SFR_MEM16(NPL_BASE + 0x04)
	Interrupt mask register.
#define	NPL_SLR   _SFR_MEM16(NPL_BASE + 0x0C)
	Signal latch register.
#define	NPL_SCR   _SFR_MEM16(NPL_BASE + 0x10)
	Signal clear register.
#define	NPL_RSCTS   0x0001
	RS232 CTS interrupt.
#define	NPL_RSDSR   0x0002
	RS232 DSR interrupt.
#define	NPL_RSDCD   0x0004
	RS232 DCD interrupt.
#define	NPL_RSRI   0x0008
	RS232 RI interrupt.
#define	NPL_RTCALARM   0x0010
	RTC alarm interrupt.
#define	NPL_LANWAKEUP   0x0020
	NIC wakeup interrupt.
#define	NPL_FMBUSY   0x0040
	FLASH ready interrupt.
#define	NPL_MMCREADY   0x0080
	MMC shift register ready.
#define	NPL_RSINVAL   0x0100
	RS232 invalid interrupt.
#define	NPL_NRSINVAL   0x0200
	RS232 valid interrupt.
#define	NPL_MMCD   0x0400
	MMC insert interrupt.
#define	NPL_NMMCD   0x0800
	MMC remove interrupt.
#define	NPL_MMCDR   _SFR_MEM8(NPL_BASE + 0x14)
	MMC data register.
#define	NPL_XER   _SFR_MEM8(NPL_BASE + 0x18)
	External enable register.
#define	NPL_MMCS   0x0001
	MMC select.
#define	NPL_PANCS   0x0002
	Panel select.
#define	NPL_USRLED   0x0004
	User LED.
#define	NPL_VIDR   _SFR_MEM8(NPL_BASE + 0x1C)
	Version identifier register.
Functions
int	NplRegisterIrqHandler (IRQ_HANDLER *irq, void(*handler)(void *), void *arg)
	Register an NPL interrupt handler.
int	NplIrqEnable (IRQ_HANDLER *irq)
	Enable a specified NPL interrupt.
int	NplIrqDisable (IRQ_HANDLER *irq)
	Disable a specified NPL interrupt.
Variables
IRQ_HANDLER	sig_RSCTS
	RS232 CTS interrupt handler info.
IRQ_HANDLER	sig_RSDSR
	RS232 DSR interrupt handler info.
IRQ_HANDLER	sig_RSDCD
	RS232 DCD interrupt handler info.
IRQ_HANDLER	sig_RSRI
	RS232 RI interrupt handler info.
IRQ_HANDLER	sig_RTCALARM
	RTC alarm interrupt handler info.
IRQ_HANDLER	sig_LANWAKEUP
	LAN wakeup interrupt handler info.
IRQ_HANDLER	sig_FMBUSY
	Flash memory busy interrupt handler info.
IRQ_HANDLER	sig_RSINVAL
	RS232 signal invalid interrupt handler info.
IRQ_HANDLER	sig_NRSINVAL
	RS232 signal valid interrupt handler info.
IRQ_HANDLER	sig_MMCD
	Multimedia card insertion interrupt handler info.
IRQ_HANDLER	sig_NMMCD
	Multimedia card removal interrupt handler info.

---