參數(shù)資料
型號: M58WR064KU70ZA6U
廠商: NUMONYX
元件分類: PROM
英文描述: 4M X 16 FLASH 1.8V PROM, 70 ns, PBGA44
封裝: 7.50 X 5 MM, 0.50 MM PITCH, ROHS COMPLIANT, VFBGA-44
文件頁數(shù): 19/122頁
文件大?。?/td> 2187K
代理商: M58WR064KU70ZA6U
M58WRxxxKU, M58WRxxxKL
Flowcharts and pseudocodes
16.2
Quadruple enhanced factory program pseudocode
quad_efp_command(addressFlow,dataFlow,n)
/* n is the number of pages to be programmed.*/
{
/* Setup phase */
writeToFlash(addressFlow[0],0x75);
for (i=0; i++; i< n){
/*Data Load Phase*/
/*First Data*/
writeToFlash(addressFlow[i],dataFlow[i,0]);
/*at the first data of the first page, Quad-EFP may be aborted*/
if (First_Page) {
status_register=readFlash(any_address);
if (status_register.SR7==1){
/*EFP aborted for an error*/
if (status_register.SR4==1) /*program error*/
error_handler();
if (status_register.SR3==1) /*VPP invalid error*/
error_handler();
if (status_register.SR1==1) /*program to protect block
error*/
error_handler();
}
/*2nd data*/
writeToFlash(addressFlow[i],dataFlow[i,1]);
/*3rd data*/
writeToFlash(addressFlow[i],dataFlow[i,2]);
/*4th data*/
writeToFlash(addressFlow[i],dataFlow[i,3]);
/* Program&Verify Phase */
do{
status_register=readFlash(any_address);
/* E or G must be toggled*/
}while (status_register.SR0==1)
}
/* Exit Phase */
writeToFlash(another_block_address,FFFFh);
/* status register polling */
do{
status_register=readFlash(any_address);
/* E or G must be toggled */
} while (status_register.SR7==0);
if (status_register.SR1==1) /*program to protected block error*/
error_handler();
if (status_register.SR3==1) /*VPP invalid error*/
error_handler();
if (status_register.SR4==1) /*program failure error*/
error_handler();
}
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