Erik - / FastIO

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

Dependents:   Eavesdropper BitstreamGenerator SimpleDecimationFilter 11U68_MP3Player with TFTLCD ... more

Devices/FastIO_LPC11UXX.h

Committer:
Sissors
Date:
2014-09-20
Revision:
10:bb22a3dbedb4
Parent:
4:6ebbf25b9167

File content as of revision 10:bb22a3dbedb4:

#ifdef TARGET_LPC11UXX

#include "mbed.h"
#include "pinmap.h"

typedef struct {
    uint32_t mask;
} fastio_vars;

#define PORT            ((unsigned int)pin >> PORT_SHIFT)
#define PINMASK         (1 << ((int)pin & 0x1F))
static inline void initpin(PinName pin);

#define INIT_PIN        container.mask = PINMASK; initpin(pin)
#define DESTROY_PIN     

#define SET_DIR_INPUT   (LPC_GPIO->DIR[PORT] &= ~PINMASK)
#define SET_DIR_OUTPUT  (LPC_GPIO->DIR[PORT] |= PINMASK)
#define SET_MODE(pull)  (pin_mode(pin, pull))

#define WRITE_PIN_SET   (LPC_GPIO->SET[PORT] = PINMASK)
#define WRITE_PIN_CLR   (LPC_GPIO->CLR[PORT] = PINMASK)

#define READ_PIN        ((LPC_GPIO->PIN[PORT] & container.mask) ? 1 : 0)

static inline void initpin(PinName pin) {
    int f = ((pin == P0_0)  ||
    (pin == P0_10) ||
    (pin == P0_11) ||
    (pin == P0_12) ||
    (pin == P0_13) ||
    (pin == P0_14) ||
    (pin == P0_15)) ? (1) : (0);

    pin_function(pin, f);
}

#endif