/* * This file is part of the MicroPython project, http://micropython.org/ * * The MIT License (MIT) * * Copyright (c) 2015 Glenn Ruben Bakke * Copyright (c) 2018 Artur Pacholec * * 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 #include "py/mphal.h" #include "py/mpstate.h" #include "py/gc.h" #if (MICROPY_PY_BLE_NUS == 0) #if !defined( NRF52840_XXAA) int mp_hal_stdin_rx_chr(void) { uint8_t data; nrfx_uarte_rx(&serial_instance, &data, 1); return data; } bool mp_hal_stdin_any(void) { return nrf_uarte_event_check(serial_instance.p_reg, NRF_UARTE_EVENT_RXDRDY); } void mp_hal_stdout_tx_strn(const char *str, mp_uint_t len) { if (len == 0) { return; } // EasyDMA can only access SRAM uint8_t * tx_buf = (uint8_t*) str; if ( !nrfx_is_in_ram(str) ) { tx_buf = (uint8_t *) gc_alloc(len, false, false); memcpy(tx_buf, str, len); } nrfx_uarte_tx(&serial_instance, tx_buf, len); if ( !nrfx_is_in_ram(str) ) { gc_free(tx_buf); } } #else #include "tusb.h" int mp_hal_stdin_rx_chr(void) { for (;;) { #ifdef MICROPY_VM_HOOK_LOOP MICROPY_VM_HOOK_LOOP #endif // if (reload_requested) { // return CHAR_CTRL_D; // } if (tud_cdc_available()) { #ifdef MICROPY_HW_LED_RX gpio_toggle_pin_level(MICROPY_HW_LED_RX); #endif return tud_cdc_read_char(); } } return 0; } bool mp_hal_stdin_any(void) { return tud_cdc_available() > 0; } void mp_hal_stdout_tx_strn(const char *str, mp_uint_t len) { #ifdef MICROPY_HW_LED_TX gpio_toggle_pin_level(MICROPY_HW_LED_TX); #endif #ifdef CIRCUITPY_BOOT_OUTPUT_FILE if (boot_output_file != NULL) { UINT bytes_written = 0; f_write(boot_output_file, str, len, &bytes_written); } #endif tud_cdc_write(str, len); } #endif // USB #endif // NUS /*------------------------------------------------------------------*/ /* delay *------------------------------------------------------------------*/ void mp_hal_delay_ms(mp_uint_t delay) { uint64_t start_tick = ticks_ms; uint64_t duration = 0; while (duration < delay) { #ifdef MICROPY_VM_HOOK_LOOP MICROPY_VM_HOOK_LOOP #endif // Check to see if we've been CTRL-Ced by autoreload or the user. if(MP_STATE_VM(mp_pending_exception) == MP_OBJ_FROM_PTR(&MP_STATE_VM(mp_kbd_exception))) { break; } duration = (ticks_ms - start_tick); // TODO(tannewt): Go to sleep for a little while while we wait. } }