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Replumbing timers working around Arduino change.

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Bumping version number and changing example.

Interrupt WDT now makes example flaky so changing.
This commit is contained in:
Brad Nelson
2023-04-17 18:10:20 -07:00
parent c7dcbbef36
commit c43cbfd9d9
5 changed files with 106 additions and 61 deletions
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34
site/ESP32forth.html
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@ -811,7 +811,9 @@ esp_intr_free ( handle -- 0/err )
These words are inside the <code>timers</code> vocabulary.
<pre>
timer_isr_register ( group timer xt arg ret -- 0/err )
timer_isr_callback_add ( group timer xt arg -- 0/err ) Register a raw timer ISR callback.
timer_isr_register ( group timer xt arg ret -- 0/err ) REMOVED
</pre>
<h5 id="rmt">RMT</h5>
@ -890,6 +892,7 @@ my-counter start-task
<h5 id="timers">Timers</h5>
These words are inside the <code>TIMERS</code> vocabulary.
<br/><b>NOTE: These are low level ESP32 timers. For a periodic background
operation, you'll probably want to use <a href="#tasks">TASKS</a>.</b>
@ -898,27 +901,38 @@ operation, you'll probably want to use <a href="#tasks">TASKS</a>.</b>
( timer t = 0-3 )
interval ( xt usec t -- ) Setup timer t to call xt each after usec
rerun ( t -- ) Rerun timer t triggering
rerun ( t -- ) REMOVED - rerun no longer required as autoreload used
</pre>
<br/><b>NOTE: The Interrupt Watchdog timer doesn't work well with
use of serial output during an interrupt routine.
Operations durring the handler should be kept to a minimum.</b>
<pre>
Example:
timers
: hi ." hi" cr 0 rerun ;
variable x
: hi 1 x +! ;
' hi 1000000 0 interval ( run hi every second )
x @ . ( See value of x goes up )
</pre>
<p>Medium Level words:</p>
<pre>
timer@ ( t -- lo hi )
timer! ( lo hi t -- )
alarm ( t -- a )
timer@ ( t -- lo hi ) Get timer counter current value
timer! ( lo hi t -- ) Set timer counter current value
alarm@ ( t -- lo hi ) Get alarm value
alarm! ( lo hi t -- ) Set alarm value
enable! ( f t -- ) Timer enable/disable
increase! ( f t -- ) Timer increasing/decreasing
divider! ( n t -- ) Timer divider 2 - 65535
edgeint! ( f t -- ) Edge trigger
levelint! ( f t -- ) Level trigger
alarm-enable! ( f t -- ) Alarm enable
alarm-enable@ ( t -- f ) Alarm enabled?
alarm-enable! ( f t -- ) Enable/disable alarm.
int-enable! ( f t -- ) Enable/disble interrupt.
onalarm ( xt t -- ) Set callback
alarm ( t -- a ) REMOVED
alarm-enable@ ( t -- f ) REMOVED
</pre>
<p>Low Level words:</p>