2、采用位移法
無符號長整型a;
a =重新編碼;
wr flash[0]= a & amp;0x000000FF
a & gt& gt= 8;
wr flash[1]= a & amp;0x000000FF
wr flash[2]= a & amp;0x000000FF
wr flash[3]= a & amp;0x000000FF