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........: Free under certain conditions. See Documentation.
   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 }