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micropython/ports/stm32/modpyb.c

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/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2013, 2014 Damien P. George
*
* 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 <stdio.h>
#include "py/runtime.h"
#include "py/mphal.h"
#include "shared/runtime/pyexec.h"
#include "stm32_it.h"
#include "irq.h"
#include "led.h"
#include "timer.h"
#include "extint.h"
#include "usrsw.h"
#include "rng.h"
#include "rtc.h"
#include "i2c.h"
#include "spi.h"
#include "uart.h"
#include "can.h"
#include "adc.h"
#include "storage.h"
#include "sdcard.h"
#include "accel.h"
#include "servo.h"
#include "dac.h"
#include "lcd.h"
#include "usb.h"
#include "portmodules.h"
#include "modmachine.h"
#include "extmod/modmachine.h"
#include "extmod/modnetwork.h"
#include "extmod/vfs.h"
#include "extmod/modtime.h"
#if MICROPY_PY_PYB
STATIC mp_obj_t pyb_fault_debug(mp_obj_t value) {
pyb_hard_fault_debug = mp_obj_is_true(value);
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(pyb_fault_debug_obj, pyb_fault_debug);
STATIC mp_obj_t pyb_idle(void) {
__WFI();
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(pyb_idle_obj, pyb_idle);
#if MICROPY_PY_PYB_LEGACY
// Returns the number of milliseconds which have elapsed since `start`.
// This function takes care of counter wrap and always returns a positive number.
STATIC mp_obj_t pyb_elapsed_millis(mp_obj_t start) {
uint32_t startMillis = mp_obj_get_int(start);
uint32_t currMillis = mp_hal_ticks_ms();
return MP_OBJ_NEW_SMALL_INT((currMillis - startMillis) & 0x3fffffff);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(pyb_elapsed_millis_obj, pyb_elapsed_millis);
// Returns the number of microseconds which have elapsed since `start`.
// This function takes care of counter wrap and always returns a positive number.
STATIC mp_obj_t pyb_elapsed_micros(mp_obj_t start) {
uint32_t startMicros = mp_obj_get_int(start);
uint32_t currMicros = mp_hal_ticks_us();
return MP_OBJ_NEW_SMALL_INT((currMicros - startMicros) & 0x3fffffff);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(pyb_elapsed_micros_obj, pyb_elapsed_micros);
#endif
MP_DECLARE_CONST_FUN_OBJ_KW(pyb_main_obj); // defined in main.c
// Get or set the UART object that the REPL is repeated on.
// This is a legacy function, use of os.dupterm is preferred.
STATIC mp_obj_t pyb_repl_uart(size_t n_args, const mp_obj_t *args) {
if (n_args == 0) {
if (MP_STATE_PORT(pyb_stdio_uart) == NULL) {
return mp_const_none;
} else {
return MP_OBJ_FROM_PTR(MP_STATE_PORT(pyb_stdio_uart));
}
} else {
if (args[0] == mp_const_none) {
if (MP_STATE_PORT(pyb_stdio_uart) != NULL) {
uart_attach_to_repl(MP_STATE_PORT(pyb_stdio_uart), false);
MP_STATE_PORT(pyb_stdio_uart) = NULL;
}
} else if (mp_obj_get_type(args[0]) == &machine_uart_type) {
MP_STATE_PORT(pyb_stdio_uart) = MP_OBJ_TO_PTR(args[0]);
uart_attach_to_repl(MP_STATE_PORT(pyb_stdio_uart), true);
} else {
mp_raise_ValueError(MP_ERROR_TEXT("need a UART object"));
}
return mp_const_none;
}
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(pyb_repl_uart_obj, 0, 1, pyb_repl_uart);
#if MICROPY_PY_NETWORK
MP_DECLARE_CONST_FUN_OBJ_VAR_BETWEEN(mod_network_country_obj);
#else
// Provide a no-op version of pyb.country for backwards compatibility on
// boards that don't support networking.
STATIC mp_obj_t pyb_country(size_t n_args, const mp_obj_t *args) {
(void)n_args;
(void)args;
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mod_network_country_obj, 0, 1, pyb_country);
#endif
STATIC const mp_rom_map_elem_t pyb_module_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_pyb) },
{ MP_ROM_QSTR(MP_QSTR_fault_debug), MP_ROM_PTR(&pyb_fault_debug_obj) },
#if MICROPY_PY_PYB_LEGACY
{ MP_ROM_QSTR(MP_QSTR_bootloader), MP_ROM_PTR(&machine_bootloader_obj) },
{ MP_ROM_QSTR(MP_QSTR_hard_reset), MP_ROM_PTR(&machine_reset_obj) },
{ MP_ROM_QSTR(MP_QSTR_info), MP_ROM_PTR(&machine_info_obj) },
{ MP_ROM_QSTR(MP_QSTR_unique_id), MP_ROM_PTR(&machine_unique_id_obj) },
{ MP_ROM_QSTR(MP_QSTR_freq), MP_ROM_PTR(&machine_freq_obj) },
#endif
#if MICROPY_REPL_INFO
{ MP_ROM_QSTR(MP_QSTR_repl_info), MP_ROM_PTR(&pyb_set_repl_info_obj) },
#endif
{ MP_ROM_QSTR(MP_QSTR_wfi), MP_ROM_PTR(&pyb_idle_obj) },
{ MP_ROM_QSTR(MP_QSTR_disable_irq), MP_ROM_PTR(&machine_disable_irq_obj) },
{ MP_ROM_QSTR(MP_QSTR_enable_irq), MP_ROM_PTR(&machine_enable_irq_obj) },
#if IRQ_ENABLE_STATS
{ MP_ROM_QSTR(MP_QSTR_irq_stats), MP_ROM_PTR(&pyb_irq_stats_obj) },
#endif
#if MICROPY_PY_PYB_LEGACY
{ MP_ROM_QSTR(MP_QSTR_stop), MP_ROM_PTR(&machine_lightsleep_obj) },
{ MP_ROM_QSTR(MP_QSTR_standby), MP_ROM_PTR(&machine_deepsleep_obj) },
#endif
{ MP_ROM_QSTR(MP_QSTR_main), MP_ROM_PTR(&pyb_main_obj) },
{ MP_ROM_QSTR(MP_QSTR_repl_uart), MP_ROM_PTR(&pyb_repl_uart_obj) },
// Deprecated (use network.country instead).
{ MP_ROM_QSTR(MP_QSTR_country), MP_ROM_PTR(&mod_network_country_obj) },
#if MICROPY_HW_ENABLE_USB
{ MP_ROM_QSTR(MP_QSTR_usb_mode), MP_ROM_PTR(&pyb_usb_mode_obj) },
#if MICROPY_HW_USB_HID
{ MP_ROM_QSTR(MP_QSTR_hid_mouse), MP_ROM_PTR(&pyb_usb_hid_mouse_obj) },
{ MP_ROM_QSTR(MP_QSTR_hid_keyboard), MP_ROM_PTR(&pyb_usb_hid_keyboard_obj) },
{ MP_ROM_QSTR(MP_QSTR_USB_HID), MP_ROM_PTR(&pyb_usb_hid_type) },
#endif
{ MP_ROM_QSTR(MP_QSTR_USB_VCP), MP_ROM_PTR(&pyb_usb_vcp_type) },
#if MICROPY_PY_PYB_LEGACY
// these 2 are deprecated; use USB_VCP.isconnected and USB_HID.send instead
{ MP_ROM_QSTR(MP_QSTR_have_cdc), MP_ROM_PTR(&pyb_have_cdc_obj) },
#if MICROPY_HW_USB_HID
{ MP_ROM_QSTR(MP_QSTR_hid), MP_ROM_PTR(&pyb_hid_send_report_obj) },
#endif
#endif
#endif
#if MICROPY_PY_PYB_LEGACY
{ MP_ROM_QSTR(MP_QSTR_millis), MP_ROM_PTR(&mp_time_ticks_ms_obj) },
{ MP_ROM_QSTR(MP_QSTR_elapsed_millis), MP_ROM_PTR(&pyb_elapsed_millis_obj) },
{ MP_ROM_QSTR(MP_QSTR_micros), MP_ROM_PTR(&mp_time_ticks_us_obj) },
{ MP_ROM_QSTR(MP_QSTR_elapsed_micros), MP_ROM_PTR(&pyb_elapsed_micros_obj) },
{ MP_ROM_QSTR(MP_QSTR_delay), MP_ROM_PTR(&mp_time_sleep_ms_obj) },
{ MP_ROM_QSTR(MP_QSTR_udelay), MP_ROM_PTR(&mp_time_sleep_us_obj) },
{ MP_ROM_QSTR(MP_QSTR_sync), MP_ROM_PTR(&mp_os_sync_obj) },
{ MP_ROM_QSTR(MP_QSTR_mount), MP_ROM_PTR(&mp_vfs_mount_obj) },
#endif
{ MP_ROM_QSTR(MP_QSTR_Timer), MP_ROM_PTR(&pyb_timer_type) },
#if MICROPY_HW_ENABLE_RNG
{ MP_ROM_QSTR(MP_QSTR_rng), MP_ROM_PTR(&pyb_rng_get_obj) },
#endif
#if MICROPY_HW_ENABLE_RTC
{ MP_ROM_QSTR(MP_QSTR_RTC), MP_ROM_PTR(&pyb_rtc_type) },
#endif
{ MP_ROM_QSTR(MP_QSTR_Pin), MP_ROM_PTR(&pin_type) },
{ MP_ROM_QSTR(MP_QSTR_ExtInt), MP_ROM_PTR(&extint_type) },
#if MICROPY_HW_ENABLE_SERVO
{ MP_ROM_QSTR(MP_QSTR_pwm), MP_ROM_PTR(&pyb_pwm_set_obj) },
{ MP_ROM_QSTR(MP_QSTR_servo), MP_ROM_PTR(&pyb_servo_set_obj) },
{ MP_ROM_QSTR(MP_QSTR_Servo), MP_ROM_PTR(&pyb_servo_type) },
#endif
#if MICROPY_HW_HAS_SWITCH
{ MP_ROM_QSTR(MP_QSTR_Switch), MP_ROM_PTR(&pyb_switch_type) },
#endif
#if MICROPY_HW_HAS_FLASH
{ MP_ROM_QSTR(MP_QSTR_Flash), MP_ROM_PTR(&pyb_flash_type) },
#endif
#if MICROPY_HW_ENABLE_SDCARD
#if MICROPY_PY_PYB_LEGACY
{ MP_ROM_QSTR(MP_QSTR_SD), MP_ROM_PTR(&pyb_sdcard_obj) }, // now obsolete
#endif
{ MP_ROM_QSTR(MP_QSTR_SDCard), MP_ROM_PTR(&pyb_sdcard_type) },
#endif
#if MICROPY_HW_ENABLE_MMCARD
{ MP_ROM_QSTR(MP_QSTR_MMCard), MP_ROM_PTR(&pyb_mmcard_type) },
#endif
#if defined(MICROPY_HW_LED1)
{ MP_ROM_QSTR(MP_QSTR_LED), MP_ROM_PTR(&pyb_led_type) },
#endif
#if MICROPY_PY_PYB_LEGACY && MICROPY_HW_ENABLE_HW_I2C
{ MP_ROM_QSTR(MP_QSTR_I2C), MP_ROM_PTR(&pyb_i2c_type) },
#endif
{ MP_ROM_QSTR(MP_QSTR_SPI), MP_ROM_PTR(&pyb_spi_type) },
{ MP_ROM_QSTR(MP_QSTR_UART), MP_ROM_PTR(&machine_uart_type) },
#if MICROPY_HW_ENABLE_CAN
{ MP_ROM_QSTR(MP_QSTR_CAN), MP_ROM_PTR(&pyb_can_type) },
#endif
#if MICROPY_HW_ENABLE_ADC
{ MP_ROM_QSTR(MP_QSTR_ADC), MP_ROM_PTR(&pyb_adc_type) },
{ MP_ROM_QSTR(MP_QSTR_ADCAll), MP_ROM_PTR(&pyb_adc_all_type) },
#endif
#if MICROPY_HW_ENABLE_DAC
{ MP_ROM_QSTR(MP_QSTR_DAC), MP_ROM_PTR(&pyb_dac_type) },
#endif
#if MICROPY_HW_HAS_MMA7660 || MICROPY_HW_HAS_KXTJ3
{ MP_ROM_QSTR(MP_QSTR_Accel), MP_ROM_PTR(&pyb_accel_type) },
#endif
#if MICROPY_HW_HAS_LCD
{ MP_ROM_QSTR(MP_QSTR_LCD), MP_ROM_PTR(&pyb_lcd_type) },
#endif
};
STATIC MP_DEFINE_CONST_DICT(pyb_module_globals, pyb_module_globals_table);
const mp_obj_module_t pyb_module = {
.base = { &mp_type_module },
.globals = (mp_obj_dict_t *)&pyb_module_globals,
};
MP_REGISTER_MODULE(MP_QSTR_pyb, pyb_module);
#endif // MICROPY_PY_PYB
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