Outline ![]()
Files ![]()
loading...
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
/**
******************************************************************************
* @file Examples_LL/UTILS/UTILS_ReadDeviceInfo/Src/main.c
* @author MCD Application Team
* @brief This example describes how to read UID, Device ID and Revision ID
* through the STM32F4xx UTILS LL API.
******************************************************************************
* @attention
*
* Copyright (c) 2017 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 "main.h"
/** @addtogroup STM32F4xx_LL_Examples
* @{
*/
/** @addtogroup UTILS_ReadDeviceInfo
* @{
*/
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Buffer used for displaying different UTILS info */
uint8_t aShowDeviceID[30] = {0};
uint8_t aShowRevisionID[30] = {0};
uint8_t aShowCoordinate[40] = {0};
uint8_t aShowWaferNumber[30] = {0};
uint8_t aShowLotNumber[30] = {0};
/* Private function prototypes -----------------------------------------------*/
void GetMCUInfo(void);
/* Private functions ---------------------------------------------------------*/
/**
* @brief Main program
* @param None
* @retval None
*/
int main(void)
{
/* Get different information available in the MCU */
GetMCUInfo();
/* Infinite loop */
while (1)
{
}
}
/**
* @brief Get different information available in the MCU (Device ID, Revision ID & UID)
* @param None
* @retval None
*/
void GetMCUInfo(void)
{
register uint32_t size_string = 0, read_info = 0, read_info2 = 0;
/* Display Device ID in string format */
sprintf((char*)aShowDeviceID,"Device ID = 0x%lX", LL_DBGMCU_GetDeviceID());
/* Display Revision ID in string format */
sprintf((char*)aShowRevisionID,"Revision ID = 0x%lX", LL_DBGMCU_GetRevisionID());
/* Display X and Y coordinates on the wafer expressed in BCD format */
sprintf((char*)aShowCoordinate,"X and Y coordinates = 0x%lX", LL_GetUID_Word0());
/* Display Waver number and lot number in string format */
read_info = LL_GetUID_Word1();
read_info2 = LL_GetUID_Word2();
sprintf((char*)aShowWaferNumber,"Wafer NB = 0x%X", (uint8_t)read_info);
size_string = sprintf((char*)aShowLotNumber,"Lot NB = 0x%lX", read_info2);
sprintf((char*)aShowLotNumber+size_string,"%lX", (read_info >> 8));
}
/**
* @}
*/
/**
* @}
*/