The company has enough cash to pay its debt.
查看答案
The woman says there is an error on thebalance sheet.
A. 对
B. 错
在89c51单片机中,控制中断优先级的寄存器是()
A. TCON
B. IE
C. IP
D. SCON
89C51基本型单片机具有中断源的个数是()
A. 4
B. 5
C. 6
D. 7
当CPU响应外部中断0的中断请求后,中断函数的中断类型号是()
A. 0
B. 1
C. 2
D. 3