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user_config.h

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  • modmachine.c 5.90 KiB
    /*
     * This file is part of the MicroPython project, http://micropython.org/
     *
     * The MIT License (MIT)
     *
     * Copyright (c) 2013-2015 Damien P. George
     * Copyright (c) 2016 Paul Sokolovsky
     *
     * Permission is hereby granted, free of charge, to any person obtaining a copy
     * of this software and associated documentation files (the "Software"), to deal
     * in the Software without restriction, including without limitation the rights
     * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
     * copies of the Software, and to permit persons to whom the Software is
     * furnished to do so, subject to the following conditions:
     *
     * The above copyright notice and this permission notice shall be included in
     * all copies or substantial portions of the Software.
     *
     * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
     * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
     * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
     * THE SOFTWARE.
     */
    
    #include <stdint.h>
    
    #include "py/obj.h"
    #include "py/runtime.h"
    #include "extmod/machine_mem.h"
    #include "utils.h"
    #include "modpyb.h"
    
    #include "os_type.h"
    #include "osapi.h"
    #include "etshal.h"
    #include "user_interface.h"
    
    #if MICROPY_PY_MACHINE
    
    STATIC mp_obj_t machine_freq(mp_uint_t n_args, const mp_obj_t *args) {
        if (n_args == 0) {
            // get
            return mp_obj_new_int(system_get_cpu_freq() * 1000000);
        } else {
            // set
            mp_int_t freq = mp_obj_get_int(args[0]) / 1000000;
            if (freq != 80 && freq != 160) {
                nlr_raise(mp_obj_new_exception_msg(&mp_type_ValueError,
                        "frequency can only be either 80Mhz or 160MHz"));
            }
            system_update_cpu_freq(freq);
            return mp_const_none;
        }
    }
    STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(machine_freq_obj, 0, 1, machine_freq);
    
    typedef struct _esp_timer_obj_t {
        mp_obj_base_t base;
        os_timer_t timer;
        mp_obj_t callback;
    } esp_timer_obj_t;
    
    const mp_obj_type_t esp_timer_type;
    
    STATIC void esp_timer_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {
        esp_timer_obj_t *self = self_in;
        mp_printf(print, "Timer(%p)", &self->timer);