shinys000114/wiringPi
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This commit is contained in:
Gordon Drogon
2012-12-11 20:59:52 +00:00
committed by Philip Howard
parent 2a6da9eefe
commit dda3305ce1
24 changed files with 919 additions and 802 deletions
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69
gpio/gpio.c
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@@ -40,14 +40,14 @@
# define FALSE (1==2)
#endif
#define VERSION "1.4"
#define VERSION "1.5"
static int wpMode ;
char *usage = "Usage: gpio -v\n"
" gpio -h\n"
" gpio [-g] <read/write/pwm/mode> ...\n"
" gpio [-p] <read/write/mode> ...\n"
" gpio [-g] <read/write/wb/pwm/mode> ...\n"
" gpio [-p] <read/write/wb> ...\n"
" gpio readall\n"
" gpio unexportall/exports ...\n"
" gpio export/edge/unexport ...\n"
@@ -133,7 +133,7 @@ static void _doLoadUsage (char *argv [])
static void doLoad (int argc, char *argv [])
{
char *module ;
char *module1, *module2 ;
char cmd [80] ;
char *file1, *file2 ;
@@ -142,28 +142,36 @@ static void doLoad (int argc, char *argv [])
/**/ if (strcasecmp (argv [2], "spi") == 0)
{
module = "spi_bcm2708" ;
module1 = "spidev" ;
module2 = "spi_bcm2708" ;
file1 = "/dev/spidev0.0" ;
file2 = "/dev/spidev0.1" ;
}
else if (strcasecmp (argv [2], "i2c") == 0)
{
module = "i2c_bcm2708" ;
module1 = "i2c_dev" ;
module2 = "i2c_bcm2708" ;
file1 = "/dev/i2c-0" ;
file2 = "/dev/i2c-1" ;
}
else
_doLoadUsage (argv) ;
if (!moduleLoaded (module))
if (!moduleLoaded (module1))
{
sprintf (cmd, "modprobe %s", module) ;
sprintf (cmd, "modprobe %s", module1) ;
system (cmd) ;
}
if (!moduleLoaded (module))
if (!moduleLoaded (module2))
{
fprintf (stderr, "%s: Unable to load %s\n", argv [0], module) ;
sprintf (cmd, "modprobe %s", module2) ;
system (cmd) ;
}
if (!moduleLoaded (module2))
{
fprintf (stderr, "%s: Unable to load %s\n", argv [0], module2) ;
exit (1) ;
}
@@ -588,6 +596,7 @@ static void doPadDrive (int argc, char *argv [])
/*
* doGbw:
* gpio gbw channel value
* Gertboard Write - To the Analog output
*********************************************************************************
*/
@@ -629,6 +638,7 @@ static void doGbw (int argc, char *argv [])
/*
* doGbr:
* gpio gbr channel
* From the analog input
*********************************************************************************
*/
@@ -682,7 +692,12 @@ static void doWrite (int argc, char *argv [])
if ((wpMode == WPI_MODE_PINS) && ((pin < 0) || (pin >= NUM_PINS)))
return ;
val = atoi (argv [3]) ;
/**/ if ((strcasecmp (argv [3], "up") == 0) || (strcasecmp (argv [3], "on") == 0))
val = 1 ;
else if ((strcasecmp (argv [3], "down") == 0) || (strcasecmp (argv [3], "off") == 0))
val = 0 ;
else
val = atoi (argv [3]) ;
/**/ if (val == 0)
digitalWrite (pin, LOW) ;
@@ -690,6 +705,27 @@ static void doWrite (int argc, char *argv [])
digitalWrite (pin, HIGH) ;
}
/*
* doWriteByte:
* gpio write value
*********************************************************************************
*/
static void doWriteByte (int argc, char *argv [])
{
int val ;
if (argc != 3)
{
fprintf (stderr, "Usage: %s wb value\n", argv [0]) ;
exit (1) ;
}
val = (int)strtol (argv [2], NULL, 0) ;
digitalWriteByte (val) ;
}
/*
* doRead:
@@ -936,11 +972,12 @@ int main (int argc, char *argv [])
// Check for wiring commands
/**/ if (strcasecmp (argv [1], "readall" ) == 0) doReadall () ;
else if (strcasecmp (argv [1], "read" ) == 0) doRead (argc, argv) ;
else if (strcasecmp (argv [1], "write") == 0) doWrite (argc, argv) ;
else if (strcasecmp (argv [1], "pwm" ) == 0) doPwm (argc, argv) ;
else if (strcasecmp (argv [1], "mode" ) == 0) doMode (argc, argv) ;
/**/ if (strcasecmp (argv [1], "readall" ) == 0) doReadall () ;
else if (strcasecmp (argv [1], "read" ) == 0) doRead (argc, argv) ;
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], "mode" ) == 0) doMode (argc, argv) ;
else
{
fprintf (stderr, "%s: Unknown command: %s.\n", argv [0], argv [1]) ;