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adding i2s pins as gpio capable for the chip pro, code to handle per pwm/softpwm cleanup to close #64

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Robert Wolterman
2017-05-01 22:50:17 -05:00
parent 2b48571ee3
commit d4b1d8a41c
8 changed files with 67 additions and 14 deletions
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28
source/py_pwm.c
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@ -34,11 +34,29 @@ SOFTWARE.
#include "common.h"
#include "c_pwm.h"
// python function cleanup()
static PyObject *py_cleanup(PyObject *self, PyObject *args)
// python function cleanup(channel)
static PyObject *py_cleanup(PyObject *self, PyObject *args, PyObject *kwargs)
{
// unexport the PWM
pwm_cleanup();
char key[8];
char *channel;
static char *kwlist[] = {"channel", NULL};
clear_error_msg();
// Channel is optional
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "|s", kwlist, &channel)) {
return NULL;
}
// The !channel fixes issues #50
if (channel == NULL || strcmp(channel, "\0") == 0) {
pwm_cleanup();
} else {
if (!get_pwm_key(channel, key)) {
pwm_cleanup();
}
pwm_disable(key);
}
Py_RETURN_NONE;
}
@ -395,7 +413,7 @@ PyMethodDef pwm_methods[] = {
{"set_frequency", (PyCFunction)py_set_frequency, METH_VARARGS, "Change the frequency\nfrequency - frequency in Hz (freq > 0.0)" },
{"set_period_ns", (PyCFunction)py_set_period_ns, METH_VARARGS, "Change the period\nperiod_ns - period in nanoseconds" },
{"set_pulse_width_ns", (PyCFunction)py_set_pulse_width_ns, METH_VARARGS, "Change the period\npulse_width_ns - pulse width in nanoseconds" },
{"cleanup", py_cleanup, METH_VARARGS, "Clean up by resetting all GPIO channels that have been used by this program to INPUT with no pullup/pulldown and no event detection"},
{"cleanup", (PyCFunction)py_cleanup, METH_VARARGS | METH_KEYWORDS, "Clean up by resetting PWM channel(s) that have been used by this program to be disabled"},
{"toggle_debug", py_toggle_debug, METH_VARARGS, "Toggles the enabling/disabling of Debug print output"},
{"is_chip_pro", py_is_chip_pro, METH_VARARGS, "Is hardware a CHIP Pro? Boolean False for normal CHIP/PocketCHIP (R8 SOC)"},
{NULL, NULL, 0, NULL}