The maximum current that can be sinked totally by all the ports of 8051 is
A. 61 mA
B. 81 mA
C. 91 mA
D. 71 mA
Answer:A
The maximum current that can be sinked totally by all the ports of 8051 is
A. 61 mA B. 81 mA C. 91 mA D. 71 mA
Explanation: All the ports together (4 ports) should not be made to sink more than 71 mA.