rooty/Arduino
1
0
Fork 0
mirror of https://github.com/arduino/Arduino.git synced 2025-03-03 00:29:21 +01:00
Code Issues Releases Activity

Clarified some comments in the EsploraTable example

Browse Source
This commit is contained in:
Scott Fitzgerald 2012-12-13 10:15:33 -05:00
parent cce70d269c
commit f56b98210d
1 changed files with 8 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
libraries/Esplora/examples/EsploraTable/EsploraTable.ino
View File

@ -1,17 +1,16 @@
/* /*
Esplora Table Esplora Table
Acts like a keyboard that prints some of its sensors' Acts like a keyboard that prints sensor
data in a table-like text, row by row. data in a table-like text, row by row.
It is a sort of "data-logger".
At startup, it does nothing. It just waits for you to open a At startup, it does nothing. It waits for you to open a
spreadsheet (e.g. Google Drive spreadsheet) so it can put its spreadsheet (e.g. Google Drive spreadsheet) so it can write
data. Then, by pressing Switch 1, it starts printing the table data. By pressing Switch 1, it starts printing the table
headers and the first row of data. It waits a bit, then it headers and the first row of data. It waits a bit, then it
will print another row, and so on. will print another row, and so on.
The amount of time between each row is given by the slider. The amount of time between each row is determined by the slider.
If put to full left, the sketch will wait 10 seconds; at If put to full left, the sketch will wait 10 seconds; at
full right position, it will wait 5 minutes. An intermediate full right position, it will wait 5 minutes. An intermediate
position will make the sketch wait for some time in-between. position will make the sketch wait for some time in-between.
@ -175,17 +174,12 @@ void logAndPrint() {
} }
/** /**
* Similar to delay(), but allows to do something else * Similar to delay(), but allows the program to do something else
* in the meanwhile. In particular, it calls waitLoop(). * in the meanwhile. In particular, it calls checkSwitchPress().
* Note 1: it may wait longer than the specified amount, not less; * Note 1: it may wait longer than the specified amount, not less;
* Note 2: beware of data synchronization issues, e.g. if the * Note 2: beware of data synchronization issues, e.g. if the
* whileWaiting() function alters some variables used by the * activeDelay() function alters some variables used by the
* caller of this function. * caller of this function.
*
* I discovered by chance that there's an ongoing discussion about
* adding yield() in the Arduino API:
* http://comments.gmane.org/gmane.comp.hardware.arduino.devel/1381
* The purpose is the same, but for now I'm using this implementation.
*/ */
void activeDelay(unsigned long amount) { void activeDelay(unsigned long amount) {
unsigned long at = millis() + amount; unsigned long at = millis() + amount;