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Function called in ISR and Overlay Directive -Keil / 8051 core

My C code has an ISR, where a decision has to be made to execute a particular function "A". Now I know that its not good to run a function in an ISR. But in this case of my application, I do not see ...
2
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1answer
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Writing parameters into Code memory at Run time during Initializations - 8051

I need to make this possibly. I am using keil IDE and the AT89c51RD2 MCU. At initialization, a function will be called to derive about 1500bytes. I want to write this byte to code memory (byte by ...
8
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Drawing on 8x32 LED matrix with 74HC154

How do I send a pattern into an 8x32 LED matrix? I'm using the AT89S52 microcontroller with a 74HC154 4-16 line decoder, programming in C with the Keil IDE. I've done vertical scanning, but am stumped ...