To operate 8087 in maximum mode, the pin MN/MX (active low) is
A. connected to Vcc or power supply
B. connected to ground
C. left unconnected
D. none of the mentioned
Answer:A
To operate 8087 in maximum mode, the pin MN/MX (active low) is
A. connected to Vcc or power supply B. connected to ground C. left unconnected D. none of the mentioned
Explanation: The 8087 can operate in maximum mode, only when the MN/MX (active low) pin of the CPU is grounded. In maximum mode, all the control signals are derived using a sequence chip known as a bus controller.