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this is my code for serial communication using 8051 iam trying to send letter B on serial port but iam not getting any thig on heperterminal though all setting are ok .so not getting what the problem is.
ORG 000H MOV TMOD,#20H MOV TH1,#0FAH MOV SCON,#50H SETB TR1 MOV A,#'B' ACALL DELAY A_1: MOV SBUF,A H_1: JNB TI, H_1 CLR TI SJMP A_1 DELAY: MOV R0,#255 L1: DJNZ R0,L1 MOV R1,#255 L2: DJNZ R1,L2 RET end
"...you can only claim a statement is true if you have the proof. Until that time it is a theory."
Point taken, but that is why i wrote "Such an eengineer is likely to have to spend a significant amount..." Clumsilly, I unintentionally managed to loose the "likely" word in my second sentence.
In Sweden, it is very, very common to talk about an IC circuit. I have at a number of times responded with "Oh, you mean an IC?" just to either see a deer in the headlight, or hear a "yeah". A couple of minutes later, that same "IC circuit" phrase is used again.
Because of this, I have a lot of indication that it is very hard to break bad habits. Upgrading corrections from hints to company policy would be thought of as putting the energy at the wrong things. An R&D unit is better off making sure that the code is testable, maintainable, matching the customer requirements, ...
So, a good engineer can find a large number of areas where the pay-off is better.