Embedded Programming with Modern C++ Cookbook

How to do it...

Follow these steps to complete this recipe:

1. Switch to the build system we set up in Chapter 2, Setting Up the Environment.
2. Make sure that the 8051 emulator is installed:

# apt install -y mcu8051ide

3. Launch mcu8051ide and create a new project called Test.

4. Create a new file called test.c and put the following code snippet into it. This increments an internal counter for each timer interrupt:

#include<mcs51reg.h> volatile int Counter = 0;void timer0_ISR (void) __interrupt(1) /*interrupt no. 1 for Timer0 */{    Counter++;} void main(void) {   TMOD = 0x03;   TH0 = 0x0;   TL0 = 0x0;   ET0 = 1;   TR0 = 1;  EA = 1;  while (1); /* do nothing */ } 

5. Select Tools | Compile to build the code. The messages window will display the following ...