- 可以由外部电容 (1~50pF
80486DX,DX2,DX4,32位主理器,主频25/33/50/66/75/100MHZ,总线频率33/50/66MHZ,运算速度20~60MIPs,集成晶体管1.2M个,1微米制造工艺
void delay(unsigned char b) //50us
reg clk_50k
CON4
CON50&
SN74LV4052AD
SP3232E
SST25VF016B-50
Library Component Count : 50
Name