66 lines
2.2 KiB
C
66 lines
2.2 KiB
C
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/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2017 Dan Halbert for Adafruit Industries
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* Copyright (c) 2019 Artur Pacholec
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <math.h>
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#include "common-hal/microcontroller/Processor.h"
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#include "fsl_tempmon.h"
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#include "fsl_ocotp.h"
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#include "clocks.h"
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float common_hal_mcu_processor_get_temperature(void) {
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tempmon_config_t config;
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TEMPMON_GetDefaultConfig(&config);
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TEMPMON_Init(TEMPMON, &config);
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TEMPMON_StartMeasure(TEMPMON);
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const float temp = TEMPMON_GetCurrentTemperature(TEMPMON);
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TEMPMON_Deinit(TEMPMON);
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return temp;
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}
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float common_hal_mcu_processor_get_voltage(void) {
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return NAN;
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}
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uint32_t common_hal_mcu_processor_get_frequency(void) {
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return SystemCoreClock;
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}
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void common_hal_mcu_processor_get_uid(uint8_t raw_id[]) {
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OCOTP_Init(OCOTP, CLOCK_GetFreq(kCLOCK_IpgClk));
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// Reads shadow registers 0x01 - 0x04 (Configuration and Manufacturing Info)
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for (int i = 0; i < 4; ++i)
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((uint32_t*) raw_id)[i] = OCOTP_ReadFuseShadowRegister(OCOTP, i + 1);
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OCOTP_Deinit(OCOTP);
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}
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