A library to read and write all 25* serial SPI eeprom devices from Microchip (from 25xx010 to 25xx1024).

Dependents:   RobotRic VITI2_ihm_2

Files at this revision

API Documentation at this revision

Comitter:
hlipka
Date:
Sat Feb 19 18:29:20 2011 +0000
Parent:
1:c29a67c7034d
Commit message:
added license

Changed in this revision

Ser25lcxxx.cpp Show annotated file Show diff for this revision Revisions of this file
Ser25lcxxx.h Show annotated file Show diff for this revision Revisions of this file
--- a/Ser25lcxxx.cpp	Thu Feb 03 20:31:08 2011 +0000
+++ b/Ser25lcxxx.cpp	Sat Feb 19 18:29:20 2011 +0000
@@ -1,3 +1,26 @@
+/*
+* Ser25lcxxx library
+* Copyright (c) 2010 Hendrik Lipka
+* 
+* Permission is hereby granted, free of charge, to any person obtaining a copy
+* of this software and associated documentation files (the "Software"), to deal
+* in the Software without restriction, including without limitation the rights
+* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+* copies of the Software, and to permit persons to whom the Software is
+* furnished to do so, subject to the following conditions:
+* 
+* The above copyright notice and this permission notice shall be included in
+* all copies or substantial portions of the Software.
+* 
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+* THE SOFTWARE.
+*/
+
 #include "Ser25lcxxx.h"
 #include "wait_api.h"
 
@@ -115,7 +138,7 @@
         bool b=writePage(_pageSize*pageNum,_pageSize,s);
         delete s;
         return b;
-    } else if (_size<131072) { // everything up to 512k
+    } else {
         _enable->write(0);
         wait_us(1);
         _spi->write(0x42);
@@ -125,20 +148,7 @@
         _enable->write(1);
 
         waitForWrite();
-    } else { // 25xx1024, needs 3 byte address
-        _enable->write(0);
-        wait_us(1);
-        _spi->write(0x42);
-        _spi->write((_pageSize*pageNum)>>16);
-        _spi->write(HIGH(_pageSize*pageNum));
-        _spi->write(LOW(_pageSize*pageNum));
-        wait_us(1);
-        _enable->write(1);
-
-        waitForWrite();
     }
-
-
     return true;
 }
 
--- a/Ser25lcxxx.h	Thu Feb 03 20:31:08 2011 +0000
+++ b/Ser25lcxxx.h	Sat Feb 19 18:29:20 2011 +0000
@@ -1,3 +1,26 @@
+/*
+* Ser25lcxxx library
+* Copyright (c) 2010 Hendrik Lipka
+* 
+* Permission is hereby granted, free of charge, to any person obtaining a copy
+* of this software and associated documentation files (the "Software"), to deal
+* in the Software without restriction, including without limitation the rights
+* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+* copies of the Software, and to permit persons to whom the Software is
+* furnished to do so, subject to the following conditions:
+* 
+* The above copyright notice and this permission notice shall be included in
+* all copies or substantial portions of the Software.
+* 
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+* THE SOFTWARE.
+*/
+
 #ifndef __SER25LCXXX_H__
 #define __SER25LCXXX_H__