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libsimpletools
source
wait.c
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/*
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* @file wait.c
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*
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* @author Andy Lindsay
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*
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* @version 0.85
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*
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* @copyright Copyright (C) Parallax, Inc. 2012. See end of file for
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* terms of use (MIT License).
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*
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* @brief wait function source, see simpletools.h for documentation.
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*
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* @detail Please submit bug reports, suggestions, and improvements to
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* this code to editor@parallax.com.
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*/
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#include "
simpletools.h
"
// simpletools function prototypes
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void
wait
(
int
time)
// pause function definition
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{
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// If dt not initialized, set it up to 1 us.
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/*
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if(!st_iodt) // If dt not initialized
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{
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set_io_dt(CLKFREQ/1000000); // Set up timed I/O time increment
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set_io_timeout(CLKFREQ/4); // Set up timeout
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}
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*/
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time *=
st_iodt
;
// Calculate system clock ticks
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waitcnt
(
st_mark
+= time);
// Wait for system clock target
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}
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wait
void wait(int time)
Waits a certain number of time increments from the last call to mark or wait functions (deprecated).
Definition:
wait.c:19
simpletools.h
This library provides convenient functions for a variety of microcontroller I/O, timing,...
waitcnt
#define waitcnt(a)
Wait until system counter reaches a value.
Definition:
propeller.h:176
st_iodt
int st_iodt
Clock ticks in a time increment used by pulse_in, pulse_out, and rc_time. Default value is the number...
Definition:
timeTicks.c:24
st_mark
int st_mark
Variable shared by mark and time_out functions.
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