da4cbd989f
These are useful for dealing with low power situations, though powman's time keeping leaves a little to be desired.
27 lines
596 B
C++
27 lines
596 B
C++
#include "pico/stdlib.h"
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#include "hardware/gpio.h"
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uint64_t gpio_state = 0;
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static void __attribute__((constructor(101))) latch_inputs() {
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gpio_set_function_masked64(0xffffffffffffffff, GPIO_FUNC_SIO);
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gpio_state = gpio_get_all64();
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sleep_ms(5);
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gpio_state |= gpio_get_all64();
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}
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extern "C" {
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#include "wakeup.h"
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mp_obj_t Wakeup_get_gpio_state(mp_obj_t button_in) {
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int button = mp_obj_get_int(button_in);
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return (gpio_state & (1 << button)) ? mp_const_true : mp_const_false;
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}
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mp_obj_t Wakeup_reset_gpio_state() {
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gpio_state = 0;
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return mp_const_none;
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}
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} |