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variant: f0: add NUCLEO-F042K6
Fixes #1099 Signed-off-by: Frederic Pillon <[email protected]>
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Diff for: ‎README.md

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@@ -126,6 +126,7 @@ User can add a STM32 based board following this [wiki](https://github.com/stm32d
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| Status | Device(s) | Name | Release | Notes |
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| :----: | :-------: | ---- | :-----: | :---- |
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| :green_heart: | STM32F031K6T | [Nucleo F031K6](https://www.st.com/en/evaluation-tools/nucleo-f031k6.html) | *1.9.0* | |
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| :yellow_heart: | STM32F042K6T | [Nucleo F042K6](https://www.st.com/en/evaluation-tools/nucleo-f042k6.html) | **2.1.0** | |
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| :green_heart: | STM32F303K8 | [Nucleo F303K8](http://www.st.com/en/evaluation-tools/nucleo-f303k8.html) | *1.1.0* | |
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| :green_heart: | STM32G031K8 | [Nucleo G031K8](https://www.st.com/en/evaluation-tools/nucleo-g031k8.html) | *2.0.0* |
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| :green_heart: | STM32G431KB | [Nucleo G431KB](https://www.st.com/en/evaluation-tools/nucleo-g431kb.html) | *1.7.0* | |

Diff for: ‎boards.txt

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@@ -558,6 +558,18 @@ Nucleo_32.menu.pnum.NUCLEO_F031K6.build.product_line=STM32F031x6
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Nucleo_32.menu.pnum.NUCLEO_F031K6.build.variant=STM32F0xx/F031K6T
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Nucleo_32.menu.pnum.NUCLEO_F031K6.build.cmsis_lib_gcc=arm_cortexM0l_math
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# NUCLEO_F042K6 board
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Nucleo_32.menu.pnum.NUCLEO_F042K6=Nucleo F042K6
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Nucleo_32.menu.pnum.NUCLEO_F042K6.node=NODE_F042K6
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Nucleo_32.menu.pnum.NUCLEO_F042K6.upload.maximum_size=32768
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Nucleo_32.menu.pnum.NUCLEO_F042K6.upload.maximum_data_size=6144
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Nucleo_32.menu.pnum.NUCLEO_F042K6.build.mcu=cortex-m0
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Nucleo_32.menu.pnum.NUCLEO_F042K6.build.board=NUCLEO_F042K6
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Nucleo_32.menu.pnum.NUCLEO_F042K6.build.series=STM32F0xx
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Nucleo_32.menu.pnum.NUCLEO_F042K6.build.product_line=STM32F042x6
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Nucleo_32.menu.pnum.NUCLEO_F042K6.build.variant=STM32F0xx/F042K(4-6)T
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Nucleo_32.menu.pnum.NUCLEO_F042K6.build.cmsis_lib_gcc=arm_cortexM0l_math
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# NUCLEO_F303K8 board
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Nucleo_32.menu.pnum.NUCLEO_F303K8=Nucleo F303K8
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Nucleo_32.menu.pnum.NUCLEO_F303K8.node=NODE_F303K8

Diff for: ‎variants/STM32F0xx/F042K(4-6)T/variant_NUCLEO_F042K6.cpp

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/*
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*******************************************************************************
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* Copyright (c) 2021, STMicroelectronics
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* All rights reserved.
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*
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* This software component is licensed by ST under BSD 3-Clause license,
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* the "License"; You may not use this file except in compliance with the
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* License. You may obtain a copy of the License at:
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* opensource.org/licenses/BSD-3-Clause
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*
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*******************************************************************************
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*/
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#if defined(ARDUINO_NUCLEO_F042K6)
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#include "pins_arduino.h"
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// Digital PinName array
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const PinName digitalPin[] = {
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PA_10, // D0
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PA_9, // D1
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PA_12, // D2
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PB_0, // D3/A8
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PB_7, // D4
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PB_6, // D5
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PB_1, // D6/A9
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PF_0, // D7
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PF_1, // D8
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PA_8, // D9
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PA_11, // D10
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PB_5, // D11
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PB_4, // D12
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PB_3, // D13
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PA_0, // D14/A0
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PA_1, // D15/A1
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PA_3, // D16/A2
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PA_4, // D17/A3
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PA_5, // D18/A4
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PA_6, // D19/A5
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PA_7, // D20/A6
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PA_2, // D21/A7
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PA_15, // D22
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PA_13, // D23
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PA_14, // D24
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PB_8 // D25
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};
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// Analog (Ax) pin number array
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const uint32_t analogInputPin[] = {
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14, // A0, PA0
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15, // A1, PA1
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16, // A2, PA3
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17, // A3, PA4
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18, // A4, PA5
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19, // A5, PA6
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20, // A6, PA7
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21, // A7, PA2
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3, // A8, PB0
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6 // A9, PB1
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};
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// ----------------------------------------------------------------------------
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief System Clock Configuration
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* @param None
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* @retval None
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*/
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WEAK void SystemClock_Config(void)
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{
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RCC_OscInitTypeDef RCC_OscInitStruct = {};
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RCC_ClkInitTypeDef RCC_ClkInitStruct = {};
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RCC_PeriphCLKInitTypeDef PeriphClkInit = {};
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/** Initializes the RCC Oscillators according to the specified parameters
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* in the RCC_OscInitTypeDef structure.
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*/
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RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI14 | RCC_OSCILLATORTYPE_HSI48;
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RCC_OscInitStruct.HSI48State = RCC_HSI48_ON;
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RCC_OscInitStruct.HSI14State = RCC_HSI14_ON;
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RCC_OscInitStruct.HSI14CalibrationValue = 16;
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RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
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if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) {
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Error_Handler();
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}
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/** Initializes the CPU, AHB and APB buses clocks
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*/
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RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK
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| RCC_CLOCKTYPE_PCLK1;
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RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI48;
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RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
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RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
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if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK) {
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Error_Handler();
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}
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PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USB | RCC_PERIPHCLK_USART1
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| RCC_PERIPHCLK_I2C1;
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PeriphClkInit.Usart1ClockSelection = RCC_USART1CLKSOURCE_SYSCLK;
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PeriphClkInit.I2c1ClockSelection = RCC_I2C1CLKSOURCE_SYSCLK;
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PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_HSI48;
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if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) {
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Error_Handler();
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}
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}
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#ifdef __cplusplus
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}
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#endif
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#endif /* ARDUINO_NUCLEO_F042K6 */

Diff for: ‎variants/STM32F0xx/F042K(4-6)T/variant_NUCLEO_F042K6.h

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/*
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*******************************************************************************
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* Copyright (c) 2021, STMicroelectronics
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* All rights reserved.
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*
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* This software component is licensed by ST under BSD 3-Clause license,
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* the "License"; You may not use this file except in compliance with the
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* License. You may obtain a copy of the License at:
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* opensource.org/licenses/BSD-3-Clause
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*
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*******************************************************************************
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*/
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#pragma once
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/*----------------------------------------------------------------------------
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* STM32 pins number
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*----------------------------------------------------------------------------*/
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// CN3
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#define PA10 0
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#define PA9 1
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#define PA12 2
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#define PB0 PIN_A8
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#define PB7 4 // Default, SB17 ON connected to A4
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#define PB6 5 // Default, SB16 ON connected to A5
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#define PB1 PIN_A9
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#define PF0 7
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#define PF1 8
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#define PA8 9
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#define PA11 10
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#define PB5 11
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#define PB4 12
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// CN4
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#define PB3 13 // LED
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#define PA0 PIN_A0
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#define PA1 PIN_A1
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#define PA3 PIN_A2
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#define PA4 PIN_A3
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#define PA5 PIN_A4
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#define PA6 PIN_A5
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#define PA7 PIN_A6
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#define PA2 PIN_A7 // VCP_TX
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#define PA15 22 // VCP_RX
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#define PA13 23 // SWDIO
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#define PA14 24 // SWCLK
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#define PB8 25 // Default SB12 ON (BOOT0 GND)
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// Alternate pins number
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#define PA6_ALT1 (PA6 | ALT1)
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#define PA7_ALT1 (PA7 | ALT1)
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#define PA7_ALT2 (PA7 | ALT2)
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#define PA7_ALT3 (PA7 | ALT3)
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#define PB0_ALT1 (PB0 | ALT1)
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#define PB1_ALT1 (PB1 | ALT1)
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#define PB1_ALT2 (PB1 | ALT2)
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#define NUM_DIGITAL_PINS 26
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#define NUM_ANALOG_INPUTS 10
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// On-board LED pin number
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#ifndef LED_BUILTIN
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#define LED_BUILTIN PB3
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#endif
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// On-board user button
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#ifndef USER_BTN
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#define USER_BTN PNUM_NOT_DEFINED
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#endif
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// I2C definitions
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#ifndef PIN_WIRE_SDA
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#define PIN_WIRE_SDA PB7
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#endif
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#ifndef PIN_WIRE_SCL
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#define PIN_WIRE_SCL PB6
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#endif
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// Timer Definitions
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// Use TIM6/TIM7 when possible as servo and tone don't need GPIO output pin
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#ifndef TIMER_TONE
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#define TIMER_TONE TIM14
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#endif
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#ifndef TIMER_SERVO
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#define TIMER_SERVO TIM16
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#endif
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// UART Definitions
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#ifndef SERIAL_UART_INSTANCE
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#define SERIAL_UART_INSTANCE 2
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#endif
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// Default pin used for generic 'Serial' instance
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// Mandatory for Firmata
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#ifndef PIN_SERIAL_RX
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#define PIN_SERIAL_RX PA15
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#endif
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#ifndef PIN_SERIAL_TX
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#define PIN_SERIAL_TX PA2
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#endif
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/*----------------------------------------------------------------------------
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* Arduino objects - C++ only
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*----------------------------------------------------------------------------*/
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#ifdef __cplusplus
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// These serial port names are intended to allow libraries and architecture-neutral
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// sketches to automatically default to the correct port name for a particular type
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// of use. For example, a GPS module would normally connect to SERIAL_PORT_HARDWARE_OPEN,
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// the first hardware serial port whose RX/TX pins are not dedicated to another use.
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//
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// SERIAL_PORT_MONITOR Port which normally prints to the Arduino Serial Monitor
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//
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// SERIAL_PORT_USBVIRTUAL Port which is USB virtual serial
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//
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// SERIAL_PORT_LINUXBRIDGE Port which connects to a Linux system via Bridge library
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//
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// SERIAL_PORT_HARDWARE Hardware serial port, physical RX & TX pins.
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//
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// SERIAL_PORT_HARDWARE_OPEN Hardware serial ports which are open for use. Their RX & TX
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// pins are NOT connected to anything by default.
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#ifndef SERIAL_PORT_MONITOR
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#define SERIAL_PORT_MONITOR Serial
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#endif
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#ifndef SERIAL_PORT_HARDWARE
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#define SERIAL_PORT_HARDWARE Serial
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#endif
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#endif

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