51??????洢??С??
?洢?????????洢??(ROM)??????洢??(RAM)????????????????????????????????????????????
8051?????????????洢????4K?????????洢????256????????????????128???λ??????????????????????????RAM??е?128????
8052???????8K??????洢??????????洢???????128?????????????128???????????????????????????????????????????????????????????128????????????
Keil?б?????洢?????
?洢???? | ??? |
code | ?????????????????? |
data | ??????????????洢?????????? |
idata | ??????????????洢??????????????256???RAM?? |
bdata | ??λ???????????洢?? |
xdata | ???????????????64K?? |
pdata | ????????????????????256????????? |
????????ù???????????????(????洢??)??
Keil?е?洢????
?洢?? | ??? |
Small | ????????data??????128??? |
Compare | ????????pdata??????256??? |
Large | ????????xdata??????64K |
Keil?????????????
???????????STC????????к??????????洢????С?????????
??89/90??е???????????12????6??????????
??12/15??е????????????1??????????
51????????FFT??
??????????51????????????????????????????????????????????????????????γ???????д???FFT???????????????51??????????е?FFT?????????????ο???
??51???????????FFT????????????????
????51??????????RAM??С?????128????52??256??????16?????????????????2*4*16=128??????濪???????????256?????????????16???FFT??????????????idata???????????????128???????????16???????FFT???????????????????RAM??51??е???????????xdata???壬????????洢?????LARGE????
????admin ?????????2018-05-18
