From 091a130d655e75bb4d5f24a15883206869e43aa7 Mon Sep 17 00:00:00 2001
From: ozpv <39195175+ozpv@users.noreply.github.com>
Date: Sat, 15 Aug 2026 17:18:25 -0500
Subject: Add files via git push

---
 Core/Src/gpio.c | 117 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 117 insertions(+)
 create mode 100755 Core/Src/gpio.c

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

diff --git a/Core/Src/gpio.c b/Core/Src/gpio.c
new file mode 100755
index 0000000..ad7713a
--- /dev/null
+++ b/Core/Src/gpio.c
@@ -0,0 +1,117 @@
+/* USER CODE BEGIN Header */
+/**
+  ******************************************************************************
+  * @file    gpio.c
+  * @brief   This file provides code for the configuration
+  *          of all used GPIO pins.
+  ******************************************************************************
+  * @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 "gpio.h"
+
+/* USER CODE BEGIN 0 */
+
+/* USER CODE END 0 */
+
+/*----------------------------------------------------------------------------*/
+/* Configure GPIO                                                             */
+/*----------------------------------------------------------------------------*/
+/* USER CODE BEGIN 1 */
+
+/* USER CODE END 1 */
+
+/** Configure pins
+     PH0-OSC_IN (PH0)   ------> RCC_OSC_IN
+     PA13 (JTMS/SWDIO)   ------> DEBUG_JTMS-SWDIO
+     PA14 (JTCK/SWCLK)   ------> DEBUG_JTCK-SWCLK
+     PB3 (JTDO/TRACESWO)   ------> DEBUG_JTDO-SWO
+*/
+void MX_GPIO_Init(void)
+{
+
+  GPIO_InitTypeDef GPIO_InitStruct = {0};
+
+  /* GPIO Ports Clock Enable */
+  __HAL_RCC_GPIOE_CLK_ENABLE();
+  __HAL_RCC_GPIOF_CLK_ENABLE();
+  __HAL_RCC_GPIOH_CLK_ENABLE();
+  __HAL_RCC_GPIOC_CLK_ENABLE();
+  __HAL_RCC_GPIOA_CLK_ENABLE();
+  __HAL_RCC_GPIOB_CLK_ENABLE();
+  __HAL_RCC_GPIOG_CLK_ENABLE();
+  __HAL_RCC_GPIOD_CLK_ENABLE();
+
+  /*Configure GPIO pin Output Level */
+  HAL_GPIO_WritePin(GPIO_OUT8_GPIO_Port, GPIO_OUT8_Pin, GPIO_PIN_RESET);
+
+  /*Configure GPIO pin Output Level */
+  HAL_GPIO_WritePin(GPIOC, GPIO_OUT7_Pin|GPIO_OUT6_Pin|GPIO_OUT3_Pin|GPIO_OUT2_Pin
+                          |GPIO_OUT1_Pin, GPIO_PIN_RESET);
+
+  /*Configure GPIO pin Output Level */
+  HAL_GPIO_WritePin(GPIOD, GPIO_OUT4_Pin|GPIO_OUT5_Pin, GPIO_PIN_RESET);
+
+  /*Configure GPIO pin Output Level */
+  HAL_GPIO_WritePin(CS4272_NRST_GPIO_Port, CS4272_NRST_Pin, GPIO_PIN_RESET);
+
+  /*Configure GPIO pin : GPIO_OUT8_Pin */
+  GPIO_InitStruct.Pin = GPIO_OUT8_Pin;
+  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
+  GPIO_InitStruct.Pull = GPIO_NOPULL;
+  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
+  HAL_GPIO_Init(GPIO_OUT8_GPIO_Port, &GPIO_InitStruct);
+
+  /*Configure GPIO pins : GPIO_OUT7_Pin GPIO_OUT6_Pin GPIO_OUT3_Pin GPIO_OUT2_Pin
+                           GPIO_OUT1_Pin */
+  GPIO_InitStruct.Pin = GPIO_OUT7_Pin|GPIO_OUT6_Pin|GPIO_OUT3_Pin|GPIO_OUT2_Pin
+                          |GPIO_OUT1_Pin;
+  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
+  GPIO_InitStruct.Pull = GPIO_NOPULL;
+  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
+  HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
+
+  /*Configure GPIO pins : GPIO_IN8_Pin GPIO_IN7_Pin */
+  GPIO_InitStruct.Pin = GPIO_IN8_Pin|GPIO_IN7_Pin;
+  GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+  GPIO_InitStruct.Pull = GPIO_NOPULL;
+  HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
+
+  /*Configure GPIO pins : GPIO_IN6_Pin GPIO_IN5_Pin GPIO_IN4_Pin GPIO_IN3_Pin
+                           GPIO_IN2_Pin GPIO_IN1_Pin */
+  GPIO_InitStruct.Pin = GPIO_IN6_Pin|GPIO_IN5_Pin|GPIO_IN4_Pin|GPIO_IN3_Pin
+                          |GPIO_IN2_Pin|GPIO_IN1_Pin;
+  GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+  GPIO_InitStruct.Pull = GPIO_NOPULL;
+  HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+
+  /*Configure GPIO pins : GPIO_OUT4_Pin GPIO_OUT5_Pin */
+  GPIO_InitStruct.Pin = GPIO_OUT4_Pin|GPIO_OUT5_Pin;
+  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
+  GPIO_InitStruct.Pull = GPIO_NOPULL;
+  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
+  HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
+
+  /*Configure GPIO pin : CS4272_NRST_Pin */
+  GPIO_InitStruct.Pin = CS4272_NRST_Pin;
+  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
+  GPIO_InitStruct.Pull = GPIO_NOPULL;
+  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
+  HAL_GPIO_Init(CS4272_NRST_GPIO_Port, &GPIO_InitStruct);
+
+}
+
+/* USER CODE BEGIN 2 */
+
+/* USER CODE END 2 */
-- 
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