Note that the erase must be enabled using CONFIG.WEN before the non-volatile memory can be erased. Initially the high permeability bits were 10–50 μm wide lines of sputtered permalloy (Ni 81 Fe 19 ) on a glass substrate. Although in many Flash memories recently made available the contents are divided into blocks and the erasure can be done block by block, unlike EEPROM, Flash memory has no byte erasure option. The data in this is permanent and cannot be changed. … embedded software engineer, you get 100 % customised services that resonate with your personal needs... Data even after the power is turned off or lost temporarily, its storage cells should stay within same! Otherwise, you can reject the proofs and add the reason in the appropriate notes field. All these products have been designed to offer you the best possible combination of design and quality. width: 1em !important; With USB 3.0 flash drives, you can copy, save or share files with a speed 10 times higher than that of normal USB flash drives. PROMs are used for permanent data storage. !function(a,b,c){function d(a){var c,d,e,f=b.createElement("canvas"),g=f.getContext&&f.getContext("2d"),h=String.fromCharCode;if(!g||!g.fillText)return!1;switch(g.textBaseline="top",g.font="600 32px Arial",a){case"flag":return g.fillText(h(55356,56806,55356,56826),0,0),f.toDataURL().length>3e3;case"diversity":return g.fillText(h(55356,57221),0,0),c=g.getImageData(16,16,1,1).data,d=c[0]+","+c[1]+","+c[2]+","+c[3],g.fillText(h(55356,57221,55356,57343),0,0),c=g.getImageData(16,16,1,1).data,e=c[0]+","+c[1]+","+c[2]+","+c[3],d!==e;case"simple":return g.fillText(h(55357,56835),0,0),0!==g.getImageData(16,16,1,1).data[0];case"unicode8":return g.fillText(h(55356,57135),0,0),0!==g.getImageData(16,16,1,1).data[0]}return!1}function e(a){var c=b.createElement("script");c.src=a,c.type="text/javascript",b.getElementsByTagName("head")[0].appendChild(c)}var f,g,h,i;for(i=Array("simple","flag","unicode8","diversity"),c.supports={everything:!0,everythingExceptFlag:!0},h=0;h