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Complete embedded bootcamp firmware #266

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9e35b40
Complete embedded bootcamp firmware
JaydenWong27 Jan 9, 2026
800caf0
Fix RX two bytes issue
JaydenWong27 Jan 10, 2026
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2 changes: 1 addition & 1 deletion nucleof072rb/Core/Inc/gpio.h
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Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,7 @@
******************************************************************************
* @attention
*
* <h2><center>&copy; Copyright (c) 2024 STMicroelectronics.
* <h2><center>&copy; Copyright (c) 2026 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under BSD 3-Clause license,
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52 changes: 52 additions & 0 deletions nucleof072rb/Core/Inc/spi.h
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Original file line number Diff line number Diff line change
@@ -0,0 +1,52 @@
/**
******************************************************************************
* @file spi.h
* @brief This file contains all the function prototypes for
* the spi.c file
******************************************************************************
* @attention
*
* <h2><center>&copy; Copyright (c) 2026 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under BSD 3-Clause license,
* the "License"; You may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
* opensource.org/licenses/BSD-3-Clause
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __SPI_H__
#define __SPI_H__

#ifdef __cplusplus
extern "C" {
#endif

/* Includes ------------------------------------------------------------------*/
#include "main.h"

/* USER CODE BEGIN Includes */

/* USER CODE END Includes */

extern SPI_HandleTypeDef hspi1;

/* USER CODE BEGIN Private defines */

/* USER CODE END Private defines */

void MX_SPI1_Init(void);

/* USER CODE BEGIN Prototypes */

/* USER CODE END Prototypes */

#ifdef __cplusplus
}
#endif

#endif /* __SPI_H__ */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
4 changes: 2 additions & 2 deletions nucleof072rb/Core/Inc/stm32f0xx_hal_conf.h
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Expand Up @@ -47,8 +47,8 @@
/*#define HAL_LPTIM_MODULE_ENABLED */
/*#define HAL_RNG_MODULE_ENABLED */
/*#define HAL_RTC_MODULE_ENABLED */
/*#define HAL_SPI_MODULE_ENABLED */
/*#define HAL_TIM_MODULE_ENABLED */
#define HAL_SPI_MODULE_ENABLED
#define HAL_TIM_MODULE_ENABLED
#define HAL_UART_MODULE_ENABLED
/*#define HAL_USART_MODULE_ENABLED */
/*#define HAL_IRDA_MODULE_ENABLED */
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54 changes: 54 additions & 0 deletions nucleof072rb/Core/Inc/tim.h
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@@ -0,0 +1,54 @@
/**
******************************************************************************
* @file tim.h
* @brief This file contains all the function prototypes for
* the tim.c file
******************************************************************************
* @attention
*
* <h2><center>&copy; Copyright (c) 2026 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under BSD 3-Clause license,
* the "License"; You may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
* opensource.org/licenses/BSD-3-Clause
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __TIM_H__
#define __TIM_H__

#ifdef __cplusplus
extern "C" {
#endif

/* Includes ------------------------------------------------------------------*/
#include "main.h"

/* USER CODE BEGIN Includes */

/* USER CODE END Includes */

extern TIM_HandleTypeDef htim1;

/* USER CODE BEGIN Private defines */

/* USER CODE END Private defines */

void MX_TIM1_Init(void);

void HAL_TIM_MspPostInit(TIM_HandleTypeDef *htim);

/* USER CODE BEGIN Prototypes */

/* USER CODE END Prototypes */

#ifdef __cplusplus
}
#endif

#endif /* __TIM_H__ */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
2 changes: 1 addition & 1 deletion nucleof072rb/Core/Inc/usart.h
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Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,7 @@
******************************************************************************
* @attention
*
* <h2><center>&copy; Copyright (c) 2024 STMicroelectronics.
* <h2><center>&copy; Copyright (c) 2026 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under BSD 3-Clause license,
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3 changes: 2 additions & 1 deletion nucleof072rb/Core/Src/gpio.c
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Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,7 @@
******************************************************************************
* @attention
*
* <h2><center>&copy; Copyright (c) 2024 STMicroelectronics.
* <h2><center>&copy; Copyright (c) 2026 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under BSD 3-Clause license,
Expand Down Expand Up @@ -47,6 +47,7 @@ void MX_GPIO_Init(void)
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOF_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();

/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(LD2_GPIO_Port, LD2_Pin, GPIO_PIN_RESET);
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66 changes: 66 additions & 0 deletions nucleof072rb/Core/Src/main.c
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Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,8 @@
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "spi.h"
#include "tim.h"
#include "usart.h"
#include "gpio.h"

Expand All @@ -34,6 +36,9 @@

/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */

#define ADC_MAX_VALUE 1023

/* USER CODE END PD */

/* Private macro -------------------------------------------------------------*/
Expand All @@ -48,9 +53,14 @@
/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/

void SystemClock_Config(void);

/* USER CODE BEGIN PFP */

uint16_t ADC_Read(void);
void Set_PWM_From_ADC(uint16_t adc_val);

/* USER CODE END PFP */

/* Private user code ---------------------------------------------------------*/
Expand All @@ -71,33 +81,54 @@ int main(void)
/* MCU Configuration--------------------------------------------------------*/

/* Reset of all peripherals, Initializes the Flash interface and the Systick. */

HAL_Init();


/* USER CODE BEGIN Init */

/* USER CODE END Init */

/* Configure the system clock */

SystemClock_Config();


/* USER CODE BEGIN SysInit */

/* USER CODE END SysInit */

/* Initialize all configured peripherals */

MX_GPIO_Init();
MX_USART2_UART_Init();
MX_SPI1_Init();
MX_TIM1_Init();

/* USER CODE BEGIN 2 */

HAL_TIM_PWM_Start(&htim1, TIM_CHANNEL_1);

/* USER CODE END 2 */

/* Infinite loop */
/* USER CODE BEGIN WHILE */
while (1)
{



/* USER CODE END WHILE */

/* USER CODE BEGIN 3 */

uint16_t adc_val;

adc_val = ADC_Read();
Set_PWM_From_ADC(adc_val);

HAL_Delay(10);

}
/* USER CODE END 3 */
}
Expand All @@ -118,12 +149,15 @@ void SystemClock_Config(void)
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI48;
RCC_OscInitStruct.HSI48State = RCC_HSI48_ON;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;

if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
{
Error_Handler();
}

/** Initializes the CPU, AHB and APB buses clocks
*/

RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
|RCC_CLOCKTYPE_PCLK1;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI48;
Expand All @@ -143,7 +177,39 @@ void SystemClock_Config(void)
}

/* USER CODE BEGIN 4 */
uint16_t ADC_Read(void)
{
uint8_t tx[3] = {0x01, 0x80, 0x00};
uint8_t rx[3] = {0};
uint16_t adc_value;
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@dechair3 dechair3 Jan 9, 2026

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Are you sure you meant to allocate 2 bytes?


HAL_GPIO_WritePin(LD2_GPIO_Port, LD2_Pin, GPIO_PIN_RESET);

HAL_SPI_TransmitReceive(&hspi1, tx, rx, 3, HAL_MAX_DELAY);

HAL_GPIO_WritePin(LD2_GPIO_Port, LD2_Pin, GPIO_PIN_SET);

adc_value = ((rx[1] & 0x03) << 8) | rx[2];

return adc_value;
}



void Set_PWM_From_ADC(uint16_t adc_val)
{
uint32_t pwm_min;
uint32_t pwm_max;
uint32_t compare_val;

pwm_min = (htim1.Init.Period * 5) / 100;
pwm_max = (htim1.Init.Period * 10) / 100;

compare_val = pwm_min +
((adc_val * (pwm_max - pwm_min)) / ADC_MAX_VALUE);

__HAL_TIM_SET_COMPARE(&htim1, TIM_CHANNEL_1, compare_val);
}
/* USER CODE END 4 */

/**
Expand Down
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