Diff: at45db161e.h

Revision:

0:0b6c94a21953

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/at45db161e.h	Thu Apr 02 03:41:57 2020 +0000
@@ -0,0 +1,75 @@
+/**
+ * @file at45db161e.h
+ * @brief AT45DB161E module
+ **/
+#ifndef AT45DB161E_H
+#define AT45DB161E_H
+
+#include "mbed.h"
+
+/** 
+          * @brief ID structure 
+          * This structure contains various informations about the
+          * dataflash chip being used.
+          **/
+        struct flash_id
+        {
+            unsigned char manufacturer;       /**< Manufacturer id                           **/
+            unsigned char device[1];          /**< Device id                                 **/
+            unsigned char extendedInfoLength; /**< Extended device information string length **/
+        };
+
+class ATD45DB161E
+{
+    
+    // Public functions
+    public:
+        
+        ATD45DB161E(PinName mosi, PinName miso, PinName clk, PinName cs);
+        ATD45DB161E(SPI &spi, PinName cs);
+        
+        void initial_chip(void);
+        void pollbusy (void);
+        int  ReadStatusRegister(void);
+        void ReadManufacturerAndDeviceID(struct flash_id *id);
+        
+        void PageRead(unsigned int,unsigned int,unsigned char *,unsigned int);
+        void ContinuousArrayRead(unsigned int,unsigned char *,unsigned int);
+        
+        void ChipErase(void);
+        void PageErase(unsigned int);
+        
+        void PageWriteThroughBuffer(unsigned int, unsigned int, unsigned char ,unsigned char *,unsigned int);
+        void ContinuousWriteThroughBuffer(unsigned int, unsigned char ,unsigned char *,unsigned int);
+        
+				void BufferRead(unsigned char, unsigned int, unsigned char, unsigned char *, unsigned int);
+        void BufferWrite(unsigned char, unsigned,unsigned char *,unsigned int);
+        void BufferToPage(unsigned char, unsigned int, unsigned char);
+        void PageToBuffer(unsigned int, unsigned char);
+        
+        void DeepPowerDown(unsigned char);
+        void UltraDeepPowerDown(unsigned char);
+        bool is_it_awake(void);
+        
+    // Private variables    
+    private:
+        SPI _spi;
+        DigitalOut _cs;
+        bool _wake_flag;
+        bool _deepsleep_flag;
+        bool _udeepsleep_flag;
+        
+        void _set_pageszie_to_binary(void);
+        void _select(); 
+        void _deselect();
+        void _pollbusy (void);
+                
+        // Send 3 byte address 
+        void _sendaddr (unsigned int address);
+};
+
+/**
+ * @}
+ **/
+
+#endif /* AT45DB161E_H */