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#include <stdio.h>
#include <stdint.h>
void intToByteArray(int *array, unsigned long int number) {
for (int i = 0; i < 5; i++) {
array[i] = (number >> (8 * i)) & 0xFF;
}
}
long int byteArrayToInt(int *array) {
/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file : main.c
* @brief : Main program body
******************************************************************************
* @attention
*
* Copyright (c) 2024 STMicroelectronics.
* All rights reserved.
@x225am
x225am / gist:45f990282444af24360900fc319aa865
Created September 27, 2023 10:35
2D array in to the 1D arrays
const int numRows = 6;
const int numItems = 23;
// Define the original 2D array
byte originalArray[numRows][numItems] = {
{0, 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, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114},
@x225am
x225am / gist:4c50d2b1dd2904f995f28fb9b953cdc4
Created September 24, 2023 12:16
cube ide stm32 code for copy uint8_t array to string and then print via serial port 2
#include "main.h"
#include <string.h>
#include <stdio.h>
UART_HandleTypeDef huart2;
void SystemClock_Config(void);
static void MX_GPIO_Init(void);
static void MX_USART2_UART_Init(void);
@x225am
x225am / gist:433968c6a7f6372aa7a21e0a36d11ee1
Last active September 24, 2023 12:17
stm32 read variable string via serial port
#include "main.h"
#include <string.h>
UART_HandleTypeDef huart2; // Change this to your UART handler
#define MAX_STRING_LENGTH 50 // Maximum length of the received string
char receivedString[MAX_STRING_LENGTH]; // String buffer to store received data
uint8_t rxData; // Variable to store received byte
uint8_t rxBuffer[MAX_STRING_LENGTH]; // Buffer to store received bytes