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esp8266/machine_pin: Implement Pin.toggle() method.

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Tested with a generic ESP8266 device.  The actual output value is taken
from the output register, not by reading the pad level.

Signed-off-by: robert-hh <robert@hammelrath.com>
This commit is contained in:
robert-hh 2025-01-19 10:31:56 +01:00 committed by Damien George
parent 61cb293b76
commit e009ab06c5
2 changed files with 16 additions and 0 deletions
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7
ports/esp8266/esp_mphal.h
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@ -100,6 +100,13 @@ void mp_hal_pin_open_drain(mp_hal_pin_obj_t pin);
else { gpio_output_set(1 << (p), 0, 1 << (p), 0); } \ else { gpio_output_set(1 << (p), 0, 1 << (p), 0); } \
} while (0) } while (0)
#define mp_hal_pin_read(p) pin_get(p) #define mp_hal_pin_read(p) pin_get(p)
static inline int mp_hal_pin_read_output(mp_hal_pin_obj_t pin) {
if (pin >= 16) {
return READ_PERI_REG(RTC_GPIO_OUT) & 1;
} else {
return (GPIO_REG_READ(GPIO_OUT_ADDRESS) >> pin) & 1;
}
}
#define mp_hal_pin_write(p, v) pin_set((p), (v)) #define mp_hal_pin_write(p, v) pin_set((p), (v))
void *ets_get_esf_buf_ctlblk(void); void *ets_get_esf_buf_ctlblk(void);

9
ports/esp8266/machine_pin.c
View file

@ -373,6 +373,14 @@ static mp_obj_t pyb_pin_on(mp_obj_t self_in) {
} }
static MP_DEFINE_CONST_FUN_OBJ_1(pyb_pin_on_obj, pyb_pin_on); static MP_DEFINE_CONST_FUN_OBJ_1(pyb_pin_on_obj, pyb_pin_on);
// pin.toggle()
static mp_obj_t machine_pin_toggle(mp_obj_t self_in) {
pyb_pin_obj_t *self = self_in;
pin_set(self->phys_port, 1 - mp_hal_pin_read_output(self->phys_port));
return mp_const_none;
}
static MP_DEFINE_CONST_FUN_OBJ_1(machine_pin_toggle_obj, machine_pin_toggle);
// pin.irq(handler=None, trigger=IRQ_FALLING|IRQ_RISING, hard=False) // pin.irq(handler=None, trigger=IRQ_FALLING|IRQ_RISING, hard=False)
static mp_obj_t pyb_pin_irq(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) { static mp_obj_t pyb_pin_irq(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
enum { ARG_handler, ARG_trigger, ARG_hard }; enum { ARG_handler, ARG_trigger, ARG_hard };
@ -435,6 +443,7 @@ static const mp_rom_map_elem_t pyb_pin_locals_dict_table[] = {
{ MP_ROM_QSTR(MP_QSTR_value), MP_ROM_PTR(&pyb_pin_value_obj) }, { MP_ROM_QSTR(MP_QSTR_value), MP_ROM_PTR(&pyb_pin_value_obj) },
{ MP_ROM_QSTR(MP_QSTR_off), MP_ROM_PTR(&pyb_pin_off_obj) }, { MP_ROM_QSTR(MP_QSTR_off), MP_ROM_PTR(&pyb_pin_off_obj) },
{ MP_ROM_QSTR(MP_QSTR_on), MP_ROM_PTR(&pyb_pin_on_obj) }, { MP_ROM_QSTR(MP_QSTR_on), MP_ROM_PTR(&pyb_pin_on_obj) },
{ MP_ROM_QSTR(MP_QSTR_toggle), MP_ROM_PTR(&machine_pin_toggle_obj) },
{ MP_ROM_QSTR(MP_QSTR_irq), MP_ROM_PTR(&pyb_pin_irq_obj) }, { MP_ROM_QSTR(MP_QSTR_irq), MP_ROM_PTR(&pyb_pin_irq_obj) },
// class constants // class constants