James Stockton
This is a library to talk to STs SPI EEPROM with part number M95xxx.
Diff: SPIMem.h
- Revision:
- 0:e4a388ac74a0
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/SPIMem.h Sat Aug 17 08:49:04 2019 +0000
@@ -0,0 +1,45 @@
+
+
+
+
+
+
+#ifndef SPIMEM_H
+#define SPIMEM_H
+
+#include "mbed.h"
+
+
+
+#define WREN 0x06
+#define WRDI 0x04
+#define RDSR 0x05
+#define WRSR 0x01
+#define READ 0x03
+#define WRITE 0x02
+
+#define PAGE_SIZE 32
+
+
+class SPIMem {
+public:
+
+ SPIMem(PinName _mosi, PinName _miso, PinName _sckl, PinName _cs);
+
+ void writeEnable(void);
+ void writeDisable(void);
+
+ void write(uint16_t addr, uint8_t val);
+ int read(uint16_t addr);
+
+ void burstWrite(uint16_t addr, char *data, uint16_t len);
+ void burstRead(uint16_t addr, char *data, uint16_t len);
+
+
+
+private:
+ SPI spi;
+ DigitalOut cs;
+};
+
+#endif
\ No newline at end of file