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address connection between flash and bf533

Question asked by wumo on May 16, 2012
Latest reply on Jul 22, 2012 by wumo

hello everyone, the pcb which i designed meet to a problem.that is :   you know ,the bf533's address has 19  which from A1 to A19,  the flash's type which i used is Am29LV160D .it has 20  address  which from A0 to  A19. I just use single flash ,i connect bf533's A1 to flash's A1 .the rest can be done in the same manner. A2 connect A2.....A19 connect A19.  then you will  can see that  flash's A0 address is not connet, in fact , i connet  this A0 pin to the bf533's ABE0/SDQM0 pin  which i leraned from the bf533 ez kit. but i met diffcult  when down load program to flash , i can't down loat program to flash.  the detail is described in accessory. i want to know the problem that i met if has  relation to  th flash's address connection.