HELLOW
IAM CONFUSED PROGRAM MEMORY (INTERNAL PROGRAM MEMORY,MEMORY SUBMODULE )
1. INTERNAL PROGRAM MEMOY ( RAM ) IN WHICH THE PROGRAM STORED & CAN BE LOST IF POWER FAILURE OCCURS & NO BACK UP BATTERY SUPPLY.MY QUESTION THAT IF I DO NOT WANT TO LOSE MY PROGRAM SHAL I USE EPROM OR EEPROM, WHAT IS THE DIFFRENCE BETWEEN THEM , WHEN WE USE THEM & IF WE USE MEMORY SUBMODULE (EPRM OR EEPROM ) CAN WE IGNORE THE BACK UP BATTERY.
2.WHAT IS THE DIFFRENCE BETWEEN RAM & ROM
BEST REGARDS
IAM CONFUSED PROGRAM MEMORY (INTERNAL PROGRAM MEMORY,MEMORY SUBMODULE )
1. INTERNAL PROGRAM MEMOY ( RAM ) IN WHICH THE PROGRAM STORED & CAN BE LOST IF POWER FAILURE OCCURS & NO BACK UP BATTERY SUPPLY.MY QUESTION THAT IF I DO NOT WANT TO LOSE MY PROGRAM SHAL I USE EPROM OR EEPROM, WHAT IS THE DIFFRENCE BETWEEN THEM , WHEN WE USE THEM & IF WE USE MEMORY SUBMODULE (EPRM OR EEPROM ) CAN WE IGNORE THE BACK UP BATTERY.
2.WHAT IS THE DIFFRENCE BETWEEN RAM & ROM
BEST REGARDS