Diff: RAM/23LCV1024.h

Revision:

2:e818c80e6d5c

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/RAM/23LCV1024.h	Tue Jul 14 08:34:11 2015 +0000
@@ -0,0 +1,30 @@
+#include "mbed.h"
+ 
+ 
+#define CMD_READ    0x03
+#define CMD_WRITE   0x02
+#define CMD_RDMR    0x05
+#define CMD_WRMR    0x01
+ 
+ 
+// The 23LCV1024 is a 1 Mbit Serial SRAM, with 128K * 8 bits organized into 32 byte pages
+// A 24 bit address, 00000h - 1FFFFh, is used to address the memory location
+ 
+// In this library, we will address the memory in blocks of 256 bytes, of which there are 512 in total
+// (2^1) (2^8 = 256 blocks) (2^8 = 256 bytes)
+// 512 blocks a 256 bytes
+ 
+ 
+class SRAM23LCV1024 {
+    public:
+        SRAM23LCV1024(SPI& spi, PinName cs);
+    
+        int getReadMode();
+        
+        int readBytes(int address, char* buffer, int length);
+        int writeBytes(int address, char* buffer, int length);
+        
+    private:
+        SPI& _spi;
+        DigitalOut _cs;   
+};
\ No newline at end of file