Ewaryst/RingClock
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RTC works, 5V needed

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This commit is contained in:
StefansE
2026-03-26 15:14:28 +01:00
parent 82dfb42b67
commit 53269db9a6
12 changed files with 10407 additions and 27 deletions
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2
Core/Inc/ds1307.h
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@@ -11,7 +11,7 @@
#define DS1307_H_
#include "i2c.h"
#include "DBG.h"
//#include "DBG.h"
typedef enum {

52
Core/Inc/i2c.h Normal file
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@@ -0,0 +1,52 @@
/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file i2c.h
* @brief This file contains all the function prototypes for
* the i2c.c file
******************************************************************************
* @attention
*
* Copyright (c) 2026 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* USER CODE END Header */
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __I2C_H__
#define __I2C_H__
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "main.h"
/* USER CODE BEGIN Includes */
/* USER CODE END Includes */
extern I2C_HandleTypeDef hi2c1;
/* USER CODE BEGIN Private defines */
/* USER CODE END Private defines */
void MX_I2C1_Init(void);
/* USER CODE BEGIN Prototypes */
/* USER CODE END Prototypes */
#ifdef __cplusplus
}
#endif
#endif /* __I2C_H__ */

2
Core/Inc/stm32f1xx_hal_conf.h
View File

@@ -46,7 +46,7 @@
/*#define HAL_ETH_MODULE_ENABLED */
/*#define HAL_FLASH_MODULE_ENABLED */
#define HAL_GPIO_MODULE_ENABLED
/*#define HAL_I2C_MODULE_ENABLED */
#define HAL_I2C_MODULE_ENABLED
/*#define HAL_I2S_MODULE_ENABLED */
/*#define HAL_IRDA_MODULE_ENABLED */
/*#define HAL_IWDG_MODULE_ENABLED */

8
Core/Src/ds1307.c
View File

@@ -329,7 +329,7 @@ void start_i2c_scan(I2C_HandleTypeDef *I2Chnd, uint32_t delay_){
HAL_StatusTypeDef status;
uint8_t no_devices = 0;
DBG_print("\n\r [ I2C Scanner v0.1 ]");
//DBG_print("\n\r [ I2C Scanner v0.1 ]");
for (uint8_t i = 0; i < 128; i++){
@@ -338,7 +338,7 @@ void start_i2c_scan(I2C_HandleTypeDef *I2Chnd, uint32_t delay_){
if ( status != HAL_OK){
//DBG_print(".\n\r");
} else {
DBG_print("\n\rDevice found! Address: 0x%X",i);
//DBG_print("\n\rDevice found! Address: 0x%X",i);
++no_devices;
}
@@ -347,9 +347,9 @@ void start_i2c_scan(I2C_HandleTypeDef *I2Chnd, uint32_t delay_){
}
if (!no_devices){
DBG_print("\n\r No Devices found!");
//DBG_print("\n\r No Devices found!");
} else {
DBG_print("\n\r Total Devices found: %d",no_devices);
//DBG_print("\n\r Total Devices found: %d",no_devices);
}

1
Core/Src/gpio.c
View File

@@ -48,6 +48,7 @@ void MX_GPIO_Init(void)
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(LED_Green_GPIO_Port, LED_Green_Pin, GPIO_PIN_RESET);

115
Core/Src/i2c.c Normal file
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@@ -0,0 +1,115 @@
/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file i2c.c
* @brief This file provides code for the configuration
* of the I2C instances.
******************************************************************************
* @attention
*
* Copyright (c) 2026 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "i2c.h"
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
I2C_HandleTypeDef hi2c1;
/* I2C1 init function */
void MX_I2C1_Init(void)
{
/* USER CODE BEGIN I2C1_Init 0 */
/* USER CODE END I2C1_Init 0 */
/* USER CODE BEGIN I2C1_Init 1 */
/* USER CODE END I2C1_Init 1 */
hi2c1.Instance = I2C1;
hi2c1.Init.ClockSpeed = 100000;
hi2c1.Init.DutyCycle = I2C_DUTYCYCLE_2;
hi2c1.Init.OwnAddress1 = 0;
hi2c1.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT;
hi2c1.Init.DualAddressMode = I2C_DUALADDRESS_DISABLE;
hi2c1.Init.OwnAddress2 = 0;
hi2c1.Init.GeneralCallMode = I2C_GENERALCALL_DISABLE;
hi2c1.Init.NoStretchMode = I2C_NOSTRETCH_DISABLE;
if (HAL_I2C_Init(&hi2c1) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN I2C1_Init 2 */
/* USER CODE END I2C1_Init 2 */
}
void HAL_I2C_MspInit(I2C_HandleTypeDef* i2cHandle)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
if(i2cHandle->Instance==I2C1)
{
/* USER CODE BEGIN I2C1_MspInit 0 */
/* USER CODE END I2C1_MspInit 0 */
__HAL_RCC_GPIOB_CLK_ENABLE();
/**I2C1 GPIO Configuration
PB6 ------> I2C1_SCL
PB7 ------> I2C1_SDA
*/
GPIO_InitStruct.Pin = GPIO_PIN_6|GPIO_PIN_7;
GPIO_InitStruct.Mode = GPIO_MODE_AF_OD;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
/* I2C1 clock enable */
__HAL_RCC_I2C1_CLK_ENABLE();
/* USER CODE BEGIN I2C1_MspInit 1 */
/* USER CODE END I2C1_MspInit 1 */
}
}
void HAL_I2C_MspDeInit(I2C_HandleTypeDef* i2cHandle)
{
if(i2cHandle->Instance==I2C1)
{
/* USER CODE BEGIN I2C1_MspDeInit 0 */
/* USER CODE END I2C1_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_I2C1_CLK_DISABLE();
/**I2C1 GPIO Configuration
PB6 ------> I2C1_SCL
PB7 ------> I2C1_SDA
*/
HAL_GPIO_DeInit(GPIOB, GPIO_PIN_6);
HAL_GPIO_DeInit(GPIOB, GPIO_PIN_7);
/* USER CODE BEGIN I2C1_MspDeInit 1 */
/* USER CODE END I2C1_MspDeInit 1 */
}
}
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */

16
Core/Src/main.c
View File

@@ -19,12 +19,15 @@
/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "dma.h"
#include "i2c.h"
#include "tim.h"
#include "gpio.h"
/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#include "ws2812_drv.h"
#include "ws2812_effect.h"
#include "ds1307.h"
/* USER CODE END Includes */
/* Private typedef -----------------------------------------------------------*/
@@ -90,6 +93,7 @@ int main(void)
MX_GPIO_Init();
MX_DMA_Init();
MX_TIM2_Init();
MX_I2C1_Init();
/* USER CODE BEGIN 2 */
HAL_TIM_Base_Start(&htim2);
@@ -99,6 +103,11 @@ int main(void)
uint32_t mytimer = 0;
// RTC config
ds1307_init();
ds1307_dev_t my_rtc;
ds1307_config(0, 44, 12, SATURDAY, 18, SEPTEMBER, 2021, +8, 00);
/* USER CODE END 2 */
@@ -110,7 +119,12 @@ int main(void)
/* USER CODE BEGIN 3 */
#define EFFECT_TIME 5000
#define EFFECT_TIME 500
ds1307_update(&my_rtc);
mytimer = HAL_GetTick();
while(mytimer + EFFECT_TIME > HAL_GetTick()){