From 26577474efcb8874dad687467a8ba2f01678ff4c Mon Sep 17 00:00:00 2001 From: Chris--A Date: Fri, 20 Mar 2015 12:06:20 +1000 Subject: Updated EEPROM examples. Removed hard coded lengths, which were incorrect for standard Arduino's now. --- .../EEPROM/examples/eeprom_clear/eeprom_clear.ino | 24 ++++++++++++++++------ 1 file changed, 18 insertions(+), 6 deletions(-) (limited to 'libraries/EEPROM/examples/eeprom_clear') diff --git a/libraries/EEPROM/examples/eeprom_clear/eeprom_clear.ino b/libraries/EEPROM/examples/eeprom_clear/eeprom_clear.ino index b18ff2c..49eb5fe 100644 --- a/libraries/EEPROM/examples/eeprom_clear/eeprom_clear.ino +++ b/libraries/EEPROM/examples/eeprom_clear/eeprom_clear.ino @@ -2,22 +2,34 @@ * EEPROM Clear * * Sets all of the bytes of the EEPROM to 0. + * Please see eeprom_iteration for a more in depth + * look at how to traverse the EEPROM. + * * This example code is in the public domain. - */ #include void setup() { - // write a 0 to all 512 bytes of the EEPROM - for (int i = 0; i < 512; i++) + + /*** + Iterate through each byte of the EEPROM storage. + + Larger AVR processors have larger EEPROM sizes, E.g: + - Arduno Duemilanove: 512b EEPROM storage. + - Arduino Uno: 1kb EEPROM storage. + - Arduino Mega: 4kb EEPROM storage. + + Rather than hard-coding the length, you should use the pre-provided length function. + This will make your code portable to all AVR processors. + ***/ + + for ( int i = 0 ; i < EEPROM.length() ; i++ ) EEPROM.write(i, 0); // turn the LED on when we're done digitalWrite(13, HIGH); } -void loop() -{ -} +void loop(){ /** Empty loop. **/ } -- cgit v1.2.3-18-g5258