Motoo Tanaka
ISSI IS25LQ032B 3V-Quad Serial Flash Memory with Multi-I/O SPI
Dependents: testSPI_IS25LQ032B SPI_Flash_erase
SPI Flash Memory ISSI IS25LQ032B library.
Although the device has lots of features, only a small portion of commands were implemented. (sorry)
For the data sheet please refer to http://www.issi.com/WW/pdf/25LQ080B-016B-032B.pdf
Diff: SPI_IS25LQ032B.h
- Revision:
- 0:3f3dd929e3e5
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/SPI_IS25LQ032B.h Thu Dec 25 00:46:17 2014 +0000
@@ -0,0 +1,67 @@
+#ifndef _SPI_IS25LQ032B_H_
+#define _SPI_IS25LQ032B_H_
+
+#include "mbed.h"
+
+/** SPI_IS25LQ032B ISSI 3V-QUAD SERIAL FLASH MEMORY MULTI-I/O SPI
+ * Data Sheet: http://www.issi.com/WW/pdf/25LQ080B-016B-032B.pdf
+ */
+
+class SPI_IS25LQ032B
+{
+public:
+/**
+ * ISSI 3V-QUAD SERIAL FLASH MEMORY MULTI-I/O SPI constructor
+ *
+ * @param mosi SPI_MOSI pin
+ * @param miso SPI_MISO pin
+ * @param sclk SPI_CLK pin
+ * @param cs SPI_CS pin
+ */
+ SPI_IS25LQ032B(PinName mosi, PinName miso, PinName sclk, PinName cs) ;
+
+/// Destructor
+ ~SPI_IS25LQ032B() ;
+
+/// write enable
+ void writeEnable(void) ;
+
+/// write disable
+ void writeDisable(void) ;
+
+/// read status register
+ uint8_t readStatus(void) ;
+
+/** write status register
+ *
+ * @param uint8_t newStatus new register value
+ */
+ void writeStatus(uint8_t newStatus) ;
+
+/// read function register
+ uint8_t readFunc(void) ;
+
+/// write fucntion register
+ void writeFunc(uint8_t newValue) ;
+
+/** program page
+ *
+ * @param int addr start address
+ * @param uint8_t *data data buffer address
+ * @param int numData number of data to be written (max 256)
+ */
+ void programPage(int addr, uint8_t *data, int numData) ;
+
+/// chip erase
+ void chipErase(void) ;
+
+ uint8_t read8(int addr) ;
+ void write8(int addr, uint8_t data) ;
+
+ SPI m_spi;
+ DigitalOut m_cs ;
+ int _mode ;
+
+private:
+} ;
+#endif // _SPI_IS25LQ032B_H_
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