firmware coadHEADmaster

1 files changed, 52 insertions, 0 deletions

diff --git a/firmware/memory_chip_gone/Middlewares/ST/STM32_WPAN/utilities/otp.c b/firmware/memory_chip_gone/Middlewares/ST/STM32_WPAN/utilities/otp.c
new file mode 100644
index 0000000..2471bf7
--- /dev/null
+++ b/firmware/memory_chip_gone/Middlewares/ST/STM32_WPAN/utilities/otp.c
@@ -0,0 +1,52 @@
+/**
+  ******************************************************************************
+  * @file    otp.c
+  * @author  MCD Application Team
+  * @brief   OTP manager
+  ******************************************************************************
+  * @attention
+  *
+  * Copyright (c) 2018-2021 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.
+  *
+  ******************************************************************************
+  */
+
+
+/* Includes ------------------------------------------------------------------*/
+#include "utilities_common.h"
+
+#include "otp.h"
+
+/* Private typedef -----------------------------------------------------------*/
+/* Private defines -----------------------------------------------------------*/
+/* Private macros ------------------------------------------------------------*/
+/* Private variables ---------------------------------------------------------*/
+/* Global variables ----------------------------------------------------------*/
+/* Private function prototypes -----------------------------------------------*/
+/* Functions Definition ------------------------------------------------------*/
+
+uint8_t * OTP_Read( uint8_t id )
+{
+  uint8_t *p_id;
+
+  p_id = (uint8_t*)(CFG_OTP_END_ADRESS - 7) ;
+
+  while( ((*( p_id + 7 )) != id) && ( p_id != (uint8_t*)CFG_OTP_BASE_ADDRESS) )
+  {
+    p_id -= 8 ;
+  }
+
+  if((*( p_id + 7 )) != id)
+  {
+    p_id = 0 ;
+  }
+
+  return p_id ;
+}
+
+