to check the status of relays

i am working with 8051 and have connected relays with the port P2 how can i send command to turn on or off the relay, and then using the same port get the status of the appliances connected with the...
AT89C51CC03 and stepper motor n relay

I am trying to write a code for driving stepper motor n relay with AT89C51CC03 in assembly n in C. Can someone pls help me..... I will appretiate if someone can send me d code
AT89C51CC03 and stepper motor n relay

I am trying to write a code for driving stepper motor n relay with AT89C51CC03 in assembly n in C. Can someone pls help me..... I will appretiate if someone can send me d code
to check the status of relays

i am working with 8051 and have connected relays with the port P2 how can i send command to turn on or off the relay, and then using the same port get the status of the appliances connected with the...
How to test and replace a fuel pump relay?

How to test and replace a fuel pump relay ? The principles shown here apply to most vehicles. However, it's best to check with your vehicle's repair manual for testing parameters.This specific vehicle...