firmware/clock.c

   1 /*
   2  * clock.c - part of USBasp
   3  *
   4  * Autor..........: Thomas Fischl <tfischl@gmx.de>
   5  * Description....: Provides functions for timing/waiting
   6  * Licence........: GNU GPL v2 (see Readme.txt)
   7  * Creation Date..: 2005-02-23
   8  * Last change....: 2005-04-20
   9  */
  10
  11 #include <inttypes.h>
  12 #include <avr/io.h>
  13 #include "clock.h"
  14
  15 /* wait time * 320 us */
  16 void clockWait(uint8_t time) {
  17
  18         uint8_t i;
  19         for (i = 0; i < time; i++) {
  20                 uint8_t starttime = TIMERVALUE;
  21                 while ((uint8_t) (TIMERVALUE - starttime) < CLOCK_T_320us) {
  22                 }
  23         }
  24 }