Closing out #17 and #18, version upped to 0.2.4

CHANGELOG.rst

@@ -1,3 +1,10 @@
+0.2.4
+----
+* HW PWM Fixed
+  - Start/Stop/Duty Cycle/Frequency settings work
+  - Polarity cannot be changed, so don't bother setting it to 1 in start()
+* Added the unexport_all() function to Utilites
+
 0.2.3
 ----
 * LRADC Support

setup.py

@@ -20,7 +20,7 @@ classifiers = ['Development Status :: 3 - Alpha',
                'Topic :: System :: Hardware']
 
 setup(name             = 'CHIP_IO',
-      version          = '0.2.3',
+      version          = '0.2.4',
       author           = 'Robert Wolterman',
       author_email     = 'robert.wolterman@gmail.com',
       description      = 'A module to control CHIP IO channels',

source/c_pwm.c

@@ -385,10 +385,8 @@ int pwm_start(const char *key, float duty, float freq, int polarity)
     //rtnval = pwm_set_polarity(key, polarity);
     //rtnval = 0;
     rtnval = pwm_set_duty_cycle(key, duty);
-    rtnval = 0;
 
-    // TODO: SET RETURN BASED UPON 4 FUNCTIONS ABOVE
-    return 1;
+    return rtnval;
 }
 
 int pwm_disable(const char *key)
@@ -403,7 +401,7 @@ int pwm_disable(const char *key)
 
     // Disable the PWM
     pwm_set_frequency(key, 0);
-    pwm_set_polarity(key, 0);
+    //pwm_set_polarity(key, 0);
     pwm_set_duty_cycle(key, 0);
     pwm_set_enable(key, DISABLE);
 

source/constants.c

@@ -76,6 +76,6 @@ void define_constants(PyObject *module)
    both_edge = Py_BuildValue("i", BOTH_EDGE);
    PyModule_AddObject(module, "BOTH", both_edge);
 
-   version = Py_BuildValue("s", "0.2.3");
+   version = Py_BuildValue("s", "0.2.4");
    PyModule_AddObject(module, "VERSION", version);
 }