Quick LCG Test for MAX826550 Power Profiling

main.c

/* **** Includes **** */
#include "max32650.h"
#include "lp.h"
#include "mxc_errors.h"
#include "mxc_sys.h"
#include "led.h"
#include "pt.h"
/* **** Definitions **** */
// Uncomment to run with slower clock
//#define SLOW_SPEED

#ifdef SLOW_SPEED
#define BLINK_ITERS     10000
#else
#define BLINK_ITERS     100000000
#endif

int main(void) {
    // Test sequence. Ignored during power profiling
    LED_On(LED_RED);    
    LED_Off(LED_RED);
    LED_On(LED_GREEN);
    LED_Off(LED_GREEN);

#ifdef SLOW_SPEED  
    int error = MXC_SYS_Clock_Select(MXC_SYS_CLOCK_NANORING);
    if (error != E_NO_ERROR) {
        LED_On(LED_GREEN);
    }
#endif
    unsigned long lcg_seed = 0x50000L; // Could be any value
    unsigned long iterations = 0;
    while (1) {
        lcg_seed = (lcg_seed * 1103515245L + 12345L) % 2147483648L;
        iterations++;
        if (iterations % BLINK_ITERS == 0) LED_Toggle(LED_RED);
    }
}