Assembly instruction offset address
EA is the assembly instruction of MCS-51 microcontroller.
The role of EA:
Interrupt enable general control bit, EA=1 means turn on general interrupt
One bit of the interrupt enable control register (IE)
FPGA Spartan-IIE Family 50K Gates 1728 Cells 357MHz 0.15um Technology 1.8V 144-Pin TQFP
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