From 2f60747dd3b51321903de9c51789765d41ed83e4 Mon Sep 17 00:00:00 2001
From: ozpv <39195175+ozpv@users.noreply.github.com>
Date: Mon, 17 Aug 2026 00:01:22 -0500
Subject: audio driver

---
 Core/Src/i2c.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

(limited to 'Core/Src/i2c.c')

diff --git a/Core/Src/i2c.c b/Core/Src/i2c.c
index 6ebfe13..4f3b697 100755
--- a/Core/Src/i2c.c
+++ b/Core/Src/i2c.c
@@ -38,7 +38,7 @@ void MX_I2C4_Init(void)
 
   /* USER CODE END I2C4_Init 1 */
   hi2c4.Instance = I2C4;
-  hi2c4.Init.Timing = 0x00201E2D;
+  hi2c4.Init.Timing = 0x307075B1;
   hi2c4.Init.OwnAddress1 = 0;
   hi2c4.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT;
   hi2c4.Init.DualAddressMode = I2C_DUALADDRESS_DISABLE;
@@ -74,12 +74,22 @@ void HAL_I2C_MspInit(I2C_HandleTypeDef* i2cHandle)
 {
 
   GPIO_InitTypeDef GPIO_InitStruct = {0};
+  RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
   if(i2cHandle->Instance==I2C4)
   {
   /* USER CODE BEGIN I2C4_MspInit 0 */
 
   /* USER CODE END I2C4_MspInit 0 */
 
+  /** Initializes the peripherals clock
+  */
+    PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_I2C4;
+    PeriphClkInitStruct.I2c4ClockSelection = RCC_I2C4CLKSOURCE_D3PCLK1;
+    if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
+    {
+      Error_Handler();
+    }
+
     __HAL_RCC_GPIOB_CLK_ENABLE();
     /**I2C4 GPIO Configuration
     PB8     ------> I2C4_SCL
-- 
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