i use a sst27sf512 with topwin 6, ive already tried topwin 5 and 2.5 and topwin 6 works better for me i erase the eeprom and verify for blank, i see the buffer its empty then i load de binfile to 08000 where its suppossed to start the bin file and in the buffer in file format i use .bin binary at normal fill mode ive tried normal and continiuos and the buffer star hex at 08000 in my case and everthing appearsto be ok then i select write and say Error at:08000:(ff) then i check the burned eeprom and i found that there is a part of the info this time just reach the adress 83f0 so just burn from 08000 to 83fo ive already change the vcc=5000 and dly=3 that was in a post but makes the same thing please helpme out to fix or tell me where ami worng i check the vpp pin #22 for 12v and there are 12v when burning seems to be ok but it always trowme a code for where my binfile starts or lilbit after thati dont know if som adress im putting wrong ive use the willem pcb5 with dual power and was so pretty easy do this but icant get it work with this i tought iwill be alo easier that the willem juen cant burn
i also havnt change anything from my usb speed i guess its a 2.0 480mps and i read somwhere thats needs to be a 12mbps but reads and blanks ann veryfi perfectly but can get it burn properly i also see that if i put some bin file manually i can burnt it but if i load it from other place to the buffer its when i cant burn it :S
now i coul burn eeprom with the top853 i thinnk its something bad with the software because sometime its appear one time 27sf512 and then 2 times 27sf512 an the 3 times but when its appear 1 time imnot able to erase them but whn its there for 2 times at the device selector option i can erase and blank it but not write on it, there is the mistake i think
i use product model TOP853 but i can not burn the program in the chip i select chip number and load hex file for simple program but when i press GO the program send message "Verify...Error at:00000:(FF)" so i don't know where is the problem;please help me
this is my program org 00h jmp start start: mov p1,#3 mov p2,#3 mov p3,#3 jmp start end