clockworkpi/WiringPi
1
0
Fork 0
mirror of https://github.com/clockworkpi/WiringPi.git synced 2026-06-14 22:57:14 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity

wiringPi Version 2 - First commit (of v2)

Browse Source
This commit is contained in:
Gordon Henderson
2013-05-13 19:43:26 +01:00
parent 98bcb20d93
commit da38443cb2
97 changed files with 11243 additions and 1617 deletions
Download Patch File Download Diff File Expand all files Collapse all files

98
wiringPi/wiringPi.h
View File

@@ -29,7 +29,8 @@
#define WPI_MODE_PINS 0
#define WPI_MODE_GPIO 1
#define WPI_MODE_GPIO_SYS 2
#define WPI_MODE_PIFACE 3
#define WPI_MODE_PHYS 3
#define WPI_MODE_PIFACE 4
#define WPI_MODE_UNINITIALISED -1
// Pin modes
@@ -64,6 +65,42 @@
#define PI_THREAD(X) void *X (void *dummy)
// Failure modes
#define WPI_FATAL (1==1)
#define WPI_ALMOST (1==2)
// wiringPiNodeStruct:
// This describes additional device nodes in the extended wiringPi
// 2.0 scheme of things.
// It's a simple linked list for now, but will hopefully migrate to
// a binary tree for efficiency reasons - but then again, the chances
// of more than 1 or 2 devices being added are fairly slim, so who
// knows....
struct wiringPiNodeStruct
{
int pinBase ;
int pinMax ;
int fd ; // Node specific
unsigned int data0 ; // ditto
unsigned int data1 ; // ditto
unsigned int data2 ; // ditto
unsigned int data3 ; // ditto
void (*pinMode) (struct wiringPiNodeStruct *node, int pin, int mode) ;
void (*pullUpDnControl) (struct wiringPiNodeStruct *node, int pin, int mode) ;
int (*digitalRead) (struct wiringPiNodeStruct *node, int pin) ;
void (*digitalWrite) (struct wiringPiNodeStruct *node, int pin, int value) ;
void (*pwmWrite) (struct wiringPiNodeStruct *node, int pin, int value) ;
int (*analogRead) (struct wiringPiNodeStruct *node, int pin) ;
void (*analogWrite) (struct wiringPiNodeStruct *node, int pin, int value) ;
struct wiringPiNodeStruct *next ;
} ;
// Function prototypes
// c++ wrappers thanks to a comment by Nick Lott
@@ -73,46 +110,61 @@
extern "C" {
#endif
// Basic wiringPi functions
// Internal
extern int wiringPiFailure (int fatal, const char *message, ...) ;
// Core wiringPi functions
extern struct wiringPiNodeStruct *wiringPiNewNode (int pinBase, int numPins) ;
extern int wiringPiSetup (void) ;
extern int wiringPiSetupSys (void) ;
extern int wiringPiSetupGpio (void) ;
extern int wiringPiSetupPhys (void) ;
extern void pinMode (int pin, int mode) ;
extern void pullUpDnControl (int pin, int pud) ;
extern int digitalRead (int pin) ;
extern void digitalWrite (int pin, int value) ;
extern void pwmWrite (int pin, int value) ;
extern int analogRead (int pin) ;
extern void analogWrite (int pin, int value) ;
// PiFace specifics
// (Deprecated)
extern int wiringPiSetupPiFace (void) ;
extern int wiringPiSetupPiFaceForGpioProg (void) ; // Don't use this - for gpio program only
// On-Board Raspberry Pi hardware specific stuff
extern int piBoardRev (void) ;
extern int wpiPinToGpio (int wpiPin) ;
extern int wiringPiSetupPiFaceForGpioProg (void) ; // Don't use this - for gpio program only
extern void (*pinMode) (int pin, int mode) ;
extern int (*getAlt) (int pin) ;
extern void (*pullUpDnControl) (int pin, int pud) ;
extern void (*digitalWrite) (int pin, int value) ;
extern void (*digitalWriteByte) (int value) ;
extern void (*gpioClockSet) (int pin, int freq) ;
extern void (*pwmWrite) (int pin, int value) ;
extern void (*setPadDrive) (int group, int value) ;
extern int (*digitalRead) (int pin) ;
extern void (*pwmSetMode) (int mode) ;
extern void (*pwmSetRange) (unsigned int range) ;
extern void (*pwmSetClock) (int divisor) ;
extern int physPinToGpio (int physPin) ;
extern void setPadDrive (int group, int value) ;
extern int getAlt (int pin) ;
extern void digitalWriteByte (int value) ;
extern void pwmSetMode (int mode) ;
extern void pwmSetRange (unsigned int range) ;
extern void pwmSetClock (int divisor) ;
extern void gpioClockSet (int pin, int freq) ;
// Interrupts
// (Also Pi hardware specific)
extern int (*waitForInterrupt) (int pin, int mS) ;
extern int waitForInterrupt (int pin, int mS) ;
extern int wiringPiISR (int pin, int mode, void (*function)(void)) ;
// Threads
extern int piThreadCreate (void *(*fn)(void *)) ;
extern void piLock (int key) ;
extern void piUnlock (int key) ;
extern int piThreadCreate (void *(*fn)(void *)) ;
extern void piLock (int key) ;
extern void piUnlock (int key) ;
// Schedulling priority
extern int piHiPri (int pri) ;
extern int piHiPri (const int pri) ;
// Extras from arduino land