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en:examples:setup:linux [2010/04/01 13:06] – mikk.leinien:examples:setup:linux [2020/07/20 09:00] (current) – created - external edit 127.0.0.1
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   sudo apt-get install gcc-avr avrdude avr-libc   sudo apt-get install gcc-avr avrdude avr-libc
  
-or graphical installation software (such as Ubuntu software center or Synaptic packetmanager).+or graphical installation software (such as Ubuntu software center or Synaptic packet manager).
  
-**2. Homelab library**+**2. HomeLab library**
  
-The library simplifies the writing of program code, since lower-level functions are ready-made. Visit the Homelab website and download the file named //Homeland library vX.X.run//, where XX represents the version number. Run the following command to install the library:+The library simplifies the writing of program code, since lower-level functions are ready-made. Visit the HomeLab website and download the file named //Homelab library vX.X.run//, where XX represents the version number. Run the following command to install the library:
  
   sudo sh homelab_library_vX.X.run   sudo sh homelab_library_vX.X.run
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   sudo dpkg -i kontrollerlab*.deb   sudo dpkg -i kontrollerlab*.deb
  
-If you have problems with packet dependencies, run the command, which installs the missing packages:+If you have problems with packet dependencies, run the command which installs the missing packages:
  
   apt-get install –f   apt-get install –f
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 ===== Creating a new project ===== ===== Creating a new project =====
  
-To write an AVR program, a project must be created which contains all the necessary files: source codes, header files, compiled program, etc. To clearly seperate projects, a folder for each project should be made (this option is given by the project wizard also).+To write an AVR program, a project must be created which contains all the necessary files: source codes, header files, compiled program, etc. To clearly seperate projects, a folder for each project should be made (this option is also given by the project wizard).
  
 To create a project follow the steps: To create a project follow the steps:
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 {{  :kit:004_new_project_kontrollerlab.png?500  |}} {{  :kit:004_new_project_kontrollerlab.png?500  |}}
  
-**2.** The project must at least one C file where to write the program code. Files can be added from the //File -> New -> New// menu. In the opening window, select //C source// as a file type and specify the name of the file.+**2.** The project must have at least one C file where to write the program code. Files can be added from the //File -> New -> New// menu. In the opening window, select //C source// as a file type and specify the name of the file.
  
 {{  :kit:005_new_file_kontrollerlab.png?500  |}} {{  :kit:005_new_file_kontrollerlab.png?500  |}}
  
-**3.** Next, the project must be configured for Homelab kit. From the //Project -> Configure Project// menu open the configurations window and select //Common// tab. CPU type should be ATmega128 and the clock should be 14745600,0 Hz. Also the names of the HEX and MAP files should be specified. Pressing a //Set as default// button makes these configurations as a default for new projects. This is reasonable when working only with Homelab AVR microcontroller. As the HEX and MAP files are also stored as a default it is recommended to use some general name for them, for example "out.hex".+**3.** Next, the project must be configured for HomeLab kit. From the //Project -> Configure Project// menu open the configurations window and select //Common// tab. CPU type should be ATmega128 and the clock should be 14745600,0 Hz. Also the names of the HEX and MAP files should be specified. Pressing a //Set as default// button makes these configurations as a default for new projects. This is reasonable when working only with HomeLab AVR microcontroller. As the HEX and MAP files are also stored as a default it is recommended to use some general name for them, for example "out.hex".
  
-NB! As the Homelab library can not be added on the //Linker// configuration tab, the command "-lhomelab" must be added behind the name of the MAP file.+NB! As the HomeLab library can not be added on the //Linker// configuration tab, the command "-lhomelab" must be added behind the name of the MAP file.
  
 {{  :kit:006_project_conf_common.png?500  |}} {{  :kit:006_project_conf_common.png?500  |}}
  
-Apply settings on the //Compiler// tab as showed on the following screenshot. Before pressing //OK// set compiler configurations also as a default.+Apply settings on the //Compiler// tab as shown on the following screenshot. Before pressing //OK// set compiler configurations also as a default.
  
 {{  :kit:007_project_conf_compiler.png?500  |}} {{  :kit:007_project_conf_compiler.png?500  |}}
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 ===== Writing and testing a program ===== ===== Writing and testing a program =====
  
-After the configurations steps are done, it is time programm.+After the configurations steps are done, it is time to programm.
  
 **1.** Connect the programmer with Controller module. Double-check if the programmer is correctly connected with a JTAG socket. The cable must head away from the board (look at the picture). Now connect the power supply and check if the green LED lights on the Controller board. **1.** Connect the programmer with Controller module. Double-check if the programmer is correctly connected with a JTAG socket. The cable must head away from the board (look at the picture). Now connect the power supply and check if the green LED lights on the Controller board.
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 int main(void) int main(void)
 { {
- // Viigu PB7 seadmine väljundiks+ // Set pin PB7 as an output
  DDRB = 0x80;  DDRB = 0x80;
    
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  while (true)  while (true)
  {  {
- // Viigu PB7 inverteerimine+ // Inverting pin PB7
  PORTB ^= 0x80;  PORTB ^= 0x80;
  hw_delay_ms(500);  hw_delay_ms(500);
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 If everything was done correctly the red LED on the Controller board should blink periodically, with 1 second interval. If everything was done correctly the red LED on the Controller board should blink periodically, with 1 second interval.
  
-===== Using floating point numbers =====+===== Using floating-point numbers =====
  
-Sometimes it is neccessary to use floating point numbers in program. To calculate with them and use them with //printf//-typed functions, some modifications in project configuration must be done:+Sometimes it is neccessary to use floating-point numbers in program. To calculate with them and use them with //printf//-typed functions, some modifications in project configuration must be done:
  
 **1.** Open the //Project Configurations// window and the //Linker// tab. Check the first line in the //Linker flags// list (look at the picture). **1.** Open the //Project Configurations// window and the //Linker// tab. Check the first line in the //Linker flags// list (look at the picture).
en/examples/setup/linux.1270127175.txt.gz · Last modified: 2020/07/20 09:00 (external edit)
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