programme bts
Dependencies: mbed ID12RFID SDFileSystem
Diff: eeprom_flash.cpp
- Revision:
- 5:e104ec24b3fa
- Parent:
- 4:3269abcc9c73
diff -r 3269abcc9c73 -r e104ec24b3fa eeprom_flash.cpp --- a/eeprom_flash.cpp Tue Mar 16 14:58:12 2021 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,166 +0,0 @@ -#include "mbed.h" -#include "eeprom_flash.h" -Serial pc(USBTX, USBRX); //Initalise PC serial comms -DigitalOut myled(LED1); -/* -* Must call this first to enable writing -*/ -void enableEEPROMWriting() { -HAL_StatusTypeDef status = HAL_FLASH_Unlock(); -FLASH_PageErase(EEPROM_START_ADDRESS); // required to re-write -CLEAR_BIT(FLASH->CR, FLASH_CR_PER); // Bug fix: bit PER has been set in Flash_PageErase(), must clear it here -} -void disableEEPROMWriting() { -HAL_FLASH_Lock(); -} -/* -* Writing functions -* Must call enableEEPROMWriting() first -*/ -HAL_StatusTypeDef writeEEPROMHalfWord(uint32_t address, uint16_t data) { -HAL_StatusTypeDef status; -address = address + EEPROM_START_ADDRESS; -status = HAL_FLASH_Program(FLASH_TYPEPROGRAM_HALFWORD, address, data); -return status; -} -/* -* Reading functions -*/ -uint16_t readEEPROMHalfWord(uint32_t address) { -uint16_t val = 0; -address = address + EEPROM_START_ADDRESS; -val = *(__IO uint16_t*)address; -return val; -} -//Programme de test -int main() { -int tab[40]= {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}; -int adresse = 0x00; -int lecture; -pc.baud(9600); -/* Ecriture*/ -enableEEPROMWriting(); //autorisation d'ecriture dans l'eeprom -writeEEPROMHalfWord(adresse, tab[0]); -writeEEPROMHalfWord(adresse+2, tab[1]); -writeEEPROMHalfWord(adresse+4, tab[2]); -writeEEPROMHalfWord(adresse+6, tab[3]); -writeEEPROMHalfWord(adresse+8, tab[4]); -writeEEPROMHalfWord(adresse+10, tab[5]); -writeEEPROMHalfWord(adresse+12, tab[6]); -writeEEPROMHalfWord(adresse+14, tab[7]); -writeEEPROMHalfWord(adresse+16, tab[8]); -writeEEPROMHalfWord(adresse+18, tab[9]); -writeEEPROMHalfWord(adresse+20, tab[10]); -writeEEPROMHalfWord(adresse+22, tab[11]); -writeEEPROMHalfWord(adresse+24, tab[12]); -writeEEPROMHalfWord(adresse+26, tab[13]); -writeEEPROMHalfWord(adresse+28, tab[14]); -writeEEPROMHalfWord(adresse+30, tab[15]); -writeEEPROMHalfWord(adresse+32, tab[16]); -writeEEPROMHalfWord(adresse+34, tab[17]); -writeEEPROMHalfWord(adresse+36, tab[18]); -writeEEPROMHalfWord(adresse+38, tab[19]); -writeEEPROMHalfWord(adresse+40, tab[20]); -writeEEPROMHalfWord(adresse+42, tab[21]); -writeEEPROMHalfWord(adresse+44, tab[22]); -writeEEPROMHalfWord(adresse+46, tab[23]); -writeEEPROMHalfWord(adresse+48, tab[24]); -writeEEPROMHalfWord(adresse+50, tab[25]); -writeEEPROMHalfWord(adresse+52, tab[26]); -writeEEPROMHalfWord(adresse+54, tab[27]); -writeEEPROMHalfWord(adresse+56, tab[28]); -writeEEPROMHalfWord(adresse+58, tab[29]); -writeEEPROMHalfWord(adresse+60, tab[30]); -writeEEPROMHalfWord(adresse+62, tab[31]); -writeEEPROMHalfWord(adresse+64, tab[32]); -writeEEPROMHalfWord(adresse+66, tab[33]); -writeEEPROMHalfWord(adresse+68, tab[34]); -writeEEPROMHalfWord(adresse+70, tab[35]); -writeEEPROMHalfWord(adresse+72, tab[36]); -writeEEPROMHalfWord(adresse+74, tab[37]); -writeEEPROMHalfWord(adresse+76, tab[38]); -writeEEPROMHalfWord(adresse+78, tab[39]); -disableEEPROMWriting(); //Interdiction d'ecriture -myled=!myled; -wait(0.5); -myled=!myled; -wait(0.5); -/*lecture et affichage*/ -lecture=readEEPROMHalfWord(adresse); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+2); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+4); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+6); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+8); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+10); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+12); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+14); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+16); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+18); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+20); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+22); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+24); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+26); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+28); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+30); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+32); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+34); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+36); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+38); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+40); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+42); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+44); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+46); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+48); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+50); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+52); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+54); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+56); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+58); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+60); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+62); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+64); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+68); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+70); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+72); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+76); -pc.printf ("valeur lue: %d\n\r",lecture); -lecture=readEEPROMHalfWord(adresse+78); -pc.printf ("valeur lue: %d\n\r",lecture); -while(1); -}