# define FALSE (1==2)
#endif
-#define VERSION "1.10"
+#define VERSION "1.12"
static int wpMode ;
char *usage = "Usage: gpio -v\n"
" gpio -h\n"
- " gpio [-g] <read/write/wb/pwm/mode> ...\n"
+ " gpio [-g] <read/write/wb/pwm/clock/mode> ...\n"
" gpio [-p] <read/write/wb> ...\n"
" gpio readall\n"
" gpio unexportall/exports ...\n"
file1 = "/dev/spidev0.0" ;
file2 = "/dev/spidev0.1" ;
if (argc == 4)
- sprintf (args1, " bufsize=%d", atoi (argv [3]) * 1024) ;
+ sprintf (args1, " bufsiz=%d", atoi (argv [3]) * 1024) ;
else if (argc > 4)
_doLoadUsage (argv) ;
}
static char *alts [] =
{
- "IN ", "OUT ", "ALT0", "ALT1", "ALT2", "ALT3", "ALT4", "ALT5", "XXXX"
+ "IN ", "OUT ", "ALT5", "ALT4", "ALT0", "ALT1", "ALT2", "ALT3"
} ;
static void doReadall (void)
{
int pin ;
- printf ("+----------+------+--------+------+------+\n") ;
+ printf ("+----------+------+--------+------+-------+\n") ;
printf ("| wiringPi | GPIO | Name | Mode | Value |\n") ;
- printf ("+----------+------+--------+------+------+\n") ;
+ printf ("+----------+------+--------+------+-------+\n") ;
for (pin = 0 ; pin < 64 ; ++pin)
{
digitalRead (pin) == HIGH ? "High" : "Low ") ;
}
- printf ("+----------+------+--------+------+------+\n") ;
+ printf ("+----------+------+--------+------+-------+\n") ;
}
mode = argv [3] ;
- /**/ if (strcasecmp (mode, "in") == 0) pinMode (pin, INPUT) ;
- else if (strcasecmp (mode, "out") == 0) pinMode (pin, OUTPUT) ;
- else if (strcasecmp (mode, "pwm") == 0) pinMode (pin, PWM_OUTPUT) ;
- else if (strcasecmp (mode, "up") == 0) pullUpDnControl (pin, PUD_UP) ;
- else if (strcasecmp (mode, "down") == 0) pullUpDnControl (pin, PUD_DOWN) ;
- else if (strcasecmp (mode, "tri") == 0) pullUpDnControl (pin, PUD_OFF) ;
+ /**/ if (strcasecmp (mode, "in") == 0) pinMode (pin, INPUT) ;
+ else if (strcasecmp (mode, "out") == 0) pinMode (pin, OUTPUT) ;
+ else if (strcasecmp (mode, "pwm") == 0) pinMode (pin, PWM_OUTPUT) ;
+ else if (strcasecmp (mode, "clock") == 0) pinMode (pin, GPIO_CLOCK) ;
+ else if (strcasecmp (mode, "up") == 0) pullUpDnControl (pin, PUD_UP) ;
+ else if (strcasecmp (mode, "down") == 0) pullUpDnControl (pin, PUD_DOWN) ;
+ else if (strcasecmp (mode, "tri") == 0) pullUpDnControl (pin, PUD_OFF) ;
else
{
- fprintf (stderr, "%s: Invalid mode: %s. Should be in/out/pwm/up/down/tri\n", argv [1], mode) ;
+ fprintf (stderr, "%s: Invalid mode: %s. Should be in/out/pwm/clock/up/down/tri\n", argv [1], mode) ;
exit (1) ;
}
}
}
+/*
+ * doClock:
+ * Output a clock on a pin
+ *********************************************************************************
+ */
+
+void doClock (int argc, char *argv [])
+{
+ int pin, freq ;
+
+ if (argc != 4)
+ {
+ fprintf (stderr, "Usage: %s clock <pin> <freq>\n", argv [0]) ;
+ exit (1) ;
+ }
+
+ pin = atoi (argv [2]) ;
+
+ if ((wpMode == WPI_MODE_PINS) && ((pin < 0) || (pin >= NUM_PINS)))
+ return ;
+
+ freq = atoi (argv [3]) ;
+
+ gpioClockSet (pin, freq) ;
+}
+
+
/*
* doPwm:
* Output a PWM value on a pin
else if (strcasecmp (argv [1], "write") == 0) doWrite (argc, argv) ;
else if (strcasecmp (argv [1], "wb") == 0) doWriteByte (argc, argv) ;
else if (strcasecmp (argv [1], "pwm" ) == 0) doPwm (argc, argv) ;
+ else if (strcasecmp (argv [1], "clock") == 0) doClock (argc, argv) ;
else if (strcasecmp (argv [1], "mode" ) == 0) doMode (argc, argv) ;
else
{