M58LT256JSB8ZA6 STMICROELECTRONICS [STMicroelectronics], M58LT256JSB8ZA6 Datasheet - Page 90

• Manufacturer Part Number: M58LT256JSB8ZA6
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Flowcharts and pseudocodes
Figure 22. Program Suspend & Resume flowchart and pseudocode
1. The Read Status Register command (Write 70h) can be issued just before or just after the Program Resume command.
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Program Continues with
Bank in Read Status
another address
Read data from
Register Mode
Read Status
Write 70h
Write FFh
Write D0h
Write 70h
Write B0h
Register
SR7 = 1
SR2 = 1
Start
YES
YES
(1)
NO
NO
Program Complete
Read Data
Write FFh
program_suspend_command ( ) {
if (status_register.SR2==0) /*program completed */
else
}
do {
writeToFlash (any_address, 0xB0) ;
writeToFlash (bank_address, 0x70) ;
/* read status register to check if
program has already completed */
status_register=readFlash (bank_address) ;
/* E or G must be toggled*/
{ writeToFlash (bank_address, 0xFF) ;
{ writeToFlash (bank_address, 0xFF) ;
} while (status_register.SR7== 0) ;
}
}
read_data ( ) ;
/*The device returns to Read Array
(as if program/erase suspend was not issued).*/
read_data ( ); /*read data from another address*/
writeToFlash (any_address, 0xD0) ;
/*write 0xD0 to resume program*/
writeToFlash (bank_address, 0x70) ;
/*read status register to check if program has completed */
M58LT256JST, M58LT256JSB
AI10117b