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I am using Keil uv2 to program my AT89C51 and although the UART is working just fine in Simulation but in real circuit its not working i donno why .... cuz there are just ASCII code in the Hyper term but it was suppose to be "Hello to MCU " so could any one plese help me ..... any help is appreciable well my id is sirfrajput@hotmail.com
Andy ask "Are you sure that the point you're measuring "
you answer "My power supply is"
Now, pleaase answer Andys question, my guess is that that will answer yours.
Erik
Hiya man well the answer of Erik's question is that i am measuring the voltage on the port .... IO port man well i know i am dumb but not that much that i cant measure the voltage