If the IT0 and IT1 bits of the TCON register are , an interrupt will be generated on high to low transition, i.e. on thefallingpulse edge (only in that moment).
A.
set
B.
cleared
C.
high resistivity state
D.
not determined
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【单选题】以下程序的运行结果是 union un { unsigned int a; char c; } v; v.c = 'A'; printf("%c\n", v.a);