Changeset 89 for ctrl/firmware/Main/CubeMX/Core

Timestamp:

Feb 11, 2025, 4:29:20 PM (3 months ago)

Author:

Zed

Message:

Added basic I2C EEPROM support.

Location:

ctrl/firmware/Main/CubeMX/Core

Files:

• Inc/i2c.h (modified) (2 diffs)
• Inc/main.h (modified) (1 diff)
• Src/gpio.c (modified) (1 diff)
• Src/i2c.c (modified) (4 diffs)
• Src/main.c (modified) (1 diff)

ctrl/firmware/Main/CubeMX/Core/Inc/i2c.h

@@ -35 +35 @@
 extern I2C_HandleTypeDef hi2c1;
 
+extern I2C_HandleTypeDef hi2c2;
+
 /* USER CODE BEGIN Private defines */
 
@@ -40 +42 @@
 
 void MX_I2C1_Init(void);
+void MX_I2C2_Init(void);
 
 /* USER CODE BEGIN Prototypes */

ctrl/firmware/Main/CubeMX/Core/Inc/main.h

@@ -64 +64 @@
 #define TX1_LED_Pin GPIO_PIN_6
 #define TX1_LED_GPIO_Port GPIOE
+#define EEPROM_I2C_SDA_Pin GPIO_PIN_0
+#define EEPROM_I2C_SDA_GPIO_Port GPIOF
+#define EEPROM_I2C_SCL_Pin GPIO_PIN_1
+#define EEPROM_I2C_SCL_GPIO_Port GPIOF
 #define POWER_4V_EN_Pin GPIO_PIN_15
 #define POWER_4V_EN_GPIO_Port GPIOF

ctrl/firmware/Main/CubeMX/Core/Src/gpio.c

@@ -105 +105 @@
   HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
 
-  /*Configure GPIO pins : PF0 PF1 PF2 PF3
-                           PF4 PF5 PF6 PF7
-                           PF8 PF9 PF10 PF11
-                           PF12 PF13 PF14 */
-  GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_3
-                          |GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_6|GPIO_PIN_7
-                          |GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_11
-                          |GPIO_PIN_12|GPIO_PIN_13|GPIO_PIN_14;
+  /*Configure GPIO pins : PF2 PF3 PF4 PF5
+                           PF6 PF7 PF8 PF9
+                           PF10 PF11 PF12 PF13
+                           PF14 */
+  GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_3|GPIO_PIN_4|GPIO_PIN_5
+                          |GPIO_PIN_6|GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9
+                          |GPIO_PIN_10|GPIO_PIN_11|GPIO_PIN_12|GPIO_PIN_13
+                          |GPIO_PIN_14;
   GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
   GPIO_InitStruct.Pull = GPIO_NOPULL;

ctrl/firmware/Main/CubeMX/Core/Src/i2c.c

@@ -26 +26 @@
 
 I2C_HandleTypeDef hi2c1;
+I2C_HandleTypeDef hi2c2;
 
 /* I2C1 init function */
@@ -70 +71 @@
 
 }
+/* I2C2 init function */
+void MX_I2C2_Init(void)
+{
+
+  /* USER CODE BEGIN I2C2_Init 0 */
+
+  /* USER CODE END I2C2_Init 0 */
+
+  /* USER CODE BEGIN I2C2_Init 1 */
+
+  /* USER CODE END I2C2_Init 1 */
+  hi2c2.Instance = I2C2;
+  hi2c2.Init.Timing = 0x00300B29;
+  hi2c2.Init.OwnAddress1 = 0;
+  hi2c2.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT;
+  hi2c2.Init.DualAddressMode = I2C_DUALADDRESS_DISABLE;
+  hi2c2.Init.OwnAddress2 = 0;
+  hi2c2.Init.OwnAddress2Masks = I2C_OA2_NOMASK;
+  hi2c2.Init.GeneralCallMode = I2C_GENERALCALL_DISABLE;
+  hi2c2.Init.NoStretchMode = I2C_NOSTRETCH_DISABLE;
+  if (HAL_I2C_Init(&hi2c2) != HAL_OK)
+  {
+    Error_Handler();
+  }
+
+  /** Configure Analogue filter
+  */
+  if (HAL_I2CEx_ConfigAnalogFilter(&hi2c2, I2C_ANALOGFILTER_ENABLE) != HAL_OK)
+  {
+    Error_Handler();
+  }
+
+  /** Configure Digital filter
+  */
+  if (HAL_I2CEx_ConfigDigitalFilter(&hi2c2, 0) != HAL_OK)
+  {
+    Error_Handler();
+  }
+
+  /** I2C Enable Fast Mode Plus
+  */
+  HAL_I2CEx_EnableFastModePlus(I2C_FASTMODEPLUS_I2C2);
+  /* USER CODE BEGIN I2C2_Init 2 */
+
+  /* USER CODE END I2C2_Init 2 */
+
+}
 
 void HAL_I2C_MspInit(I2C_HandleTypeDef* i2cHandle)
@@ -109 +157 @@
   /* USER CODE END I2C1_MspInit 1 */
   }
+  else if(i2cHandle->Instance==I2C2)
+  {
+  /* USER CODE BEGIN I2C2_MspInit 0 */
+
+  /* USER CODE END I2C2_MspInit 0 */
+
+  /** Initializes the peripherals clock
+  */
+    PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_I2C2;
+    PeriphClkInitStruct.I2c123ClockSelection = RCC_I2C1235CLKSOURCE_HSI;
+    if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
+    {
+      Error_Handler();
+    }
+
+    __HAL_RCC_GPIOF_CLK_ENABLE();
+    /**I2C2 GPIO Configuration
+    PF0     ------> I2C2_SDA
+    PF1     ------> I2C2_SCL
+    */
+    GPIO_InitStruct.Pin = EEPROM_I2C_SDA_Pin|EEPROM_I2C_SCL_Pin;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_OD;
+    GPIO_InitStruct.Pull = GPIO_NOPULL;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
+    GPIO_InitStruct.Alternate = GPIO_AF4_I2C2;
+    HAL_GPIO_Init(GPIOF, &GPIO_InitStruct);
+
+    /* I2C2 clock enable */
+    __HAL_RCC_I2C2_CLK_ENABLE();
+  /* USER CODE BEGIN I2C2_MspInit 1 */
+
+  /* USER CODE END I2C2_MspInit 1 */
+  }
 }
 
@@ -134 +215 @@
   /* USER CODE END I2C1_MspDeInit 1 */
   }
+  else if(i2cHandle->Instance==I2C2)
+  {
+  /* USER CODE BEGIN I2C2_MspDeInit 0 */
+
+  /* USER CODE END I2C2_MspDeInit 0 */
+    /* Peripheral clock disable */
+    __HAL_RCC_I2C2_CLK_DISABLE();
+
+    /**I2C2 GPIO Configuration
+    PF0     ------> I2C2_SDA
+    PF1     ------> I2C2_SCL
+    */
+    HAL_GPIO_DeInit(EEPROM_I2C_SDA_GPIO_Port, EEPROM_I2C_SDA_Pin);
+
+    HAL_GPIO_DeInit(EEPROM_I2C_SCL_GPIO_Port, EEPROM_I2C_SCL_Pin);
+
+  /* USER CODE BEGIN I2C2_MspDeInit 1 */
+
+  /* USER CODE END I2C2_MspDeInit 1 */
+  }
 }
 

ctrl/firmware/Main/CubeMX/Core/Src/main.c

@@ -142 +142 @@
   MX_TIM6_Init();
   MX_I2C1_Init();
+  MX_I2C2_Init();
   /* USER CODE BEGIN 2 */