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#include "stm32f1xx_hal.h"
#include "rc522.h"
#include "oled.h"
// Sample authorized card IDs
const uint8_t authorizedID1[] = { 0xAB, 0xCD, 0xEF, 0x01};
const uint8_t authorizedID2[] = { 0x23, 0x45, 0x67, 0x89};
void SystemClock_Config(void);
void GPIO_Init(void);
void SPI_Init(void);
int main(void) {
    HAL_Init();
    SystemClock_Config();
    GPIO_Init();
    SPI_Init();
    RC522_Init();
    OLED_Init();
    while (1) {
        uint8_t cardID[5];
        if (RC522_CheckID(cardID)) {
            if (isAuthorized(cardID)) {
                engageLock();
                OLED_DisplayString("Access Granted");
            } else {
                OLED_DisplayString("Access Denied");
            }

Line: 6:7: Variable 'uint8_t' implicitly has an 'any' type, but a better type may be inferred from usage.Line: 6:15: Variable 'authorizedID1' implicitly has an 'any' type, but a better type may be inferred from usage.Line: 7:7: Variable 'uint8_t' implicitly has an 'any' type, but a better type may be inferred from usage.Line: 7:15: Variable 'authorizedID2' implicitly has an 'any' type, but a better type may be inferred from usage.Line: 6:7: Cannot redeclare block-scoped variable 'uint8_t'.Line: 7:7: Cannot redeclare block-scoped variable 'uint8_t'.Line: 6:28: Type '{ 171: any; 205: any; 239: any; 1: any; }' must have a '[Symbol.iterator]()' method that returns an iterator.Line: 7:28: Type '{ 35: any; 69: any; 103: any; 137: any; }' must have a '[Symbol.iterator]()' method that returns an iterator.Line: 9:6: Cannot find name 'SystemClock_Config'.Line: 10:6: Cannot find name 'GPIO_Init'.Line: 11:6: Cannot find name 'SPI_Init'.Line: 13:1: Cannot find name 'int'. Did you mean 'Intl'?Line: 13:5: Cannot find name 'main'.Line: 14:5: Cannot find name 'HAL_Init'.Line: 15:5: Cannot find name 'SystemClock_Config'.Line: 16:5: Cannot find name 'GPIO_Init'.Line: 17:5: Cannot find name 'SPI_Init'.Line: 19:5: Cannot find name 'RC522_Init'.Line: 20:5: Cannot find name 'OLED_Init'.Line: 23:17: Cannot find name 'cardID'.Line: 24:13: Cannot find name 'RC522_CheckID'.Line: 24:27: Cannot find name 'cardID'.Line: 25:17: Cannot find name 'isAuthorized'.Line: 25:30: Cannot find name 'cardID'.Line: 26:17: Cannot find name 'engageLock'.Line: 27:17: Cannot find name 'OLED_DisplayString'.Line: 29:17: Cannot find name 'OLED_DisplayString'.Line: 32:9: Cannot find name 'HAL_Delay'.Line: 36:1: Cannot find name 'bool'.Line: 36:6: Cannot find name 'isAuthorized'.Line: 36:29: Cannot find name 'cardID'.Line: 41:6: Cannot find name 'engageLock'.Line: 45:6: Cannot find name 'SystemClock_Config'.Line: 49:6: Cannot find name 'GPIO_Init'.Line: 53:6: Cannot find name 'SPI_Init'.Line: 1:10: ';' expected.Line: 2:10: ';' expected.Line: 3:10: ';' expected.Line: 6:15: ',' expected.Line: 6:28: ',' expected.Line: 6:39: ':' expected.Line: 6:45: ':' expected.Line: 6:51: ':' expected.Line: 6:57: ':' expected.Line: 7:15: ',' expected.Line: 7:28: ',' expected.Line: 7:39: ':' expected.Line: 7:45: ':' expected.Line: 7:51: ':' expected.Line: 7:57: ':' expected.Line: 9:29: Expression expected.Line: 10:20: Expression expected.Line: 11:19: Expression expected.Line: 13:1: Unexpected keyword or identifier.Line: 13:14: Expression expected.Line: 13:16: ';' expected.Line: 23:9: Unexpected keyword or identifier.Line: 36:1: Unexpected keyword or identifier.Line: 36:37: ';' expected.Line: 41:19: ';' expected.Line: 45:29: Expression expected.Line: 45:31: ';' expected.Line: 49:20: Expression expected.Line: 49:22: ';' expected.Line: 53:19: Expression expected.Line: 53:21: ';' expected.

RF-ID lock reference design ae50