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Getting started with tiny gecko

msalko
msalko over 10 years ago

Hi. I'm starting with efm 32 Tiny gecko.

I have the demo kit and i wrote simple hello world program to turn on user led, but it wont turn on and when i look into the ports they are all empty.

do you guys know what is wrong with my code?

 

#include "em_device.h"
#include "em_chip.h"
#include "em_gpio.h"

//define ports
enum ports {PORT_A,PORT_B,PORT_C,PORT_D,PORT_E,PORT_F,PORT_G};


int main(void)
{
  /* Chip errata */
  CHIP_Init();

  //turn led on
  GPIO->P[PORT_D].MODEL = (GPIO->P[2].MODEL & ~_GPIO_P_MODEL_MODE7_MASK) | GPIO_P_MODEL_MODE7_PUSHPULL;
  GPIO->P[PORT_D].DOUT = (1 << 7);




  /* Infinite loop */
  while(1)
  {

  }
}

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  • clem57
    0 clem57 over 10 years ago

    Did you set the GPIO clock?

    Add:

     

    #include “em_cmu.h”

    in other #include's


    CMU_ClockEnable(cmuClock_GPIO, true);

    after CHIP_Init(); 

     

    Reference: Hello World Part 2: Create firmware to blink the L... - Silicon Labs Community

     

    Cheers,

    Clem

    Please mark correct if this works, thanks.

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  • clem57
    0 clem57 over 10 years ago

    Did you set the GPIO clock?

    Add:

     

    #include “em_cmu.h”

    in other #include's


    CMU_ClockEnable(cmuClock_GPIO, true);

    after CHIP_Init(); 

     

    Reference: Hello World Part 2: Create firmware to blink the L... - Silicon Labs Community

     

    Cheers,

    Clem

    Please mark correct if this works, thanks.

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