8000 Prevent freezing USB during high frequency PulseIn. by tannewt · Pull Request #901 · adafruit/circuitpython · GitHub
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Prevent freezing USB during high frequency PulseIn. #901

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Merged
merged 7 commits into from
Jun 8, 2018
Merged

Prevent freezing USB during high frequency PulseIn. #901

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2fbab80
Prevent freezing USB during high frequency PulseIn.
tannewt Jun 5, 2018
07a8899
Support M4
tannewt Jun 5, 2018
383bf9a
Wait for the DFLL to be stable.
tannewt Jun 6, 2018
769788d
Turn off USB pin objects since they are always used for USB.
tannewt Jun 6, 2018
66b7972
Add code size analysis tool and shrink samd.clock a smidge.
tannewt Jun 8, 2018
8195df1
Stub out get_paused in nrf builds.
tannewt Jun 8, 2018
8fb34a5
Use bool not int.
tannewt Jun 8, 2018
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Add code size analysis tool and shrink samd.clock a smidge.
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@tannewt
tannewt committed Jun 8, 2018
commit 66b79723b6d238f93908a029ed7a1c4619842b52
10 changes: 1 addition & 9 deletions ports/atmel-samd/bindings/samd/Clock.c
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Original file line number Diff line number Diff line change
Expand Up @@ -47,15 +47,7 @@
STATIC void samd_clock_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {
samd_clock_obj_t *self = MP_OBJ_TO_PTR(self_in);

mp_printf(print, "%q.%q.%s(", MP_QSTR_samd, MP_QSTR_clock, self->name);
if (clock_get_enabled(self->type, self->index)) {
mp_printf(print, "frequency=%u", clock_get_frequency(self->type, self->index));
uint32_t calibration = clock_get_calibration(self->type, self->index);
if (calibration) {
mp_printf(print, ", calibration=%u", calibration);
}
}
mp_printf(print, ")");
mp_printf(print, "%q.%q.%q", MP_QSTR_samd, MP_QSTR_clock, self->name);
}

//| .. attribute:: enabled
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10 changes: 5 additions & 5 deletions ports/atmel-samd/bindings/samd/Clock.h
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Expand Up @@ -31,39 +31,39 @@

typedef struct {
mp_obj_base_t base;
const char *name;
qstr name;
uint8_t type;
uint8_t index;
} samd_clock_obj_t;

#define CLOCK(_name, _type, _index) \
const samd_clock_obj_t clock_ ## _name = { \
{ &samd_clock_type }, \
.name = #_name, \
.name = MP_QSTR_ ## _name, \
.type = _type, \
.index = _index, \
}

#define CLOCK_SOURCE(_name) \
const samd_clock_obj_t clock_ ## _name = { \
{ &samd_clock_type }, \
.name = #_name, \
.name = MP_QSTR_ ## _name, \
.type = 0, \
.index = GCLK_SOURCE_ ## _name, \
}

#define CLOCK_GCLK(_name) \
const samd_clock_obj_t clock_ ## _name = { \
{ &samd_clock_type }, \
.name = #_name, \
.name = MP_QSTR_ ## _name, \
.type = 1, \
.index = _name ## _GCLK_ID, \
}

#define CLOCK_GCLK_(_name, _extra) \
const samd_clock_obj_t clock_ ## _name ## _ ## _extra = { \
{ &samd_clock_type }, \
.name = #_name "_" #_extra, \
.name = MP_QSTR_ ## _name ## _ ## _extra, \
.type = 1, \
.index = _name ## _GCLK_ID_ ## _extra, \
}
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