长期求购st单片机:upsd系列str/psd系列
str911fam44x6t,str911fam46x6,str911fam47x6
str911faw44x6,str911faw44x6t,str911faw46x6
str911faw47x6,str912faw32x6,str912faw42x6
str912faw44x6t,str912faw46x6,str912faw47x6t
str912faz42h6,str912faz44h6,str912faz44h6t
str912faz46h6,str912faz47h6,str912faz47h6t,str911fam47x6t