adplus-dvertising
frame-decoration

Question

Each port line of a port can individually sink a current of upto

a.

2 mA

b.

8 mA

c.

5 mA

d.

1 mA

Posted under Microprocessor

Answer: (b).8 mA

Engage with the Community - Add Your Comment

Confused About the Answer? Ask for Details Here.

Know the Explanation? Add it Here.

Q. Each port line of a port can individually sink a current of upto

Similar Questions

Discover Related MCQs

Q. The number of TTL inputs that can be sinked by the port 0 when a logic 0 is sent to a port line as an output port is

Q. The open drain bidirectional (input or output) port with internal pullups is

Q. The port that can source or sink 4 LS TTL inputs when being used as an output port on each of its line is

Q. The port that will source a current of 500 micro amperes when being used as input ports is

Q. If the EA(active low) signal is grounded then the execution

Q. When the port lines of a port are to be used as input lines then the value that must be written to the port address is

Q. Port 1 lines are used during programming of

Q. The configuration in which each LED receives operating current of 8 mA from power supply while the port lines sink the current on each port line is

Q. If EA(active low) signal =1, then the execution starts from

Q. The pin that is grounded for interfacing external EPROM is

Q. The step that is involved in the procedure of memory interfacing with 8051 is

Q. The device that is used for deriving chip select signals is

Q. For deriving chip selects of isolated memory or IO devices, the gates that are traditionally used are

Q. The current that is required for a LED for an appropriate glow is

Q. The maximum current that can be sinked totally by all the ports of 8051 is

Q. The number of LEDs that can be connected to a port of 8051, if all are expected to glow simultaneously is

Q. Which is true in interfacing 7 segment code display?

Q. After the display is selected by second port, then the digit (LED) glows for a duration of

Q. The number of scans of the complete 8-digit display that can be carried out in one second is

Q. To convert its current output into a voltage, the DAC 0808 is connected with