1 files changed, 83 insertions, 0 deletions
diff --git a/libraries/WiFi/utility/spi_drv.h b/libraries/WiFi/utility/spi_drv.h
new file mode 100644
index 0000000..b7e4cb7
--- /dev/null
+++ b/libraries/WiFi/utility/spi_drv.h
@@ -0,0 +1,83 @@
+#ifndef SPI_Drv_h
+#define SPI_Drv_h
+
+#include <inttypes.h>
+#include "wifi_spi.h"
+
+#define SPI_START_CMD_DELAY 	10
+
+#define NO_LAST_PARAM   0
+#define LAST_PARAM      1
+
+#define DUMMY_DATA  0xFF
+
+#define WAIT_FOR_SLAVE_SELECT()	 \
+	SpiDrv::waitForSlaveReady(); \
+	SpiDrv::spiSlaveSelect();
+
+
+
+class SpiDrv
+{
+private:
+	//static bool waitSlaveReady();
+	static void waitForSlaveSign();
+	static void getParam(uint8_t* param);
+public:
+
+    static void begin();
+
+    static void end();
+    
+    static void spiDriverInit();
+        
+    static void spiSlaveSelect();
+    
+    static void spiSlaveDeselect();
+    
+    static char spiTransfer(volatile char data);
+
+    static void waitForSlaveReady();
+
+    //static int waitSpiChar(char waitChar, char* readChar);
+
+    static int waitSpiChar(unsigned char waitChar);
+    
+    static int readAndCheckChar(char checkChar, char* readChar);
+
+    static char readChar();
+
+    static int waitResponseParams(uint8_t cmd, uint8_t numParam, tParam* params);
+    
+    static int waitResponseCmd(uint8_t cmd, uint8_t numParam, uint8_t* param, uint8_t* param_len);
+
+    static int waitResponseData8(uint8_t cmd, uint8_t* param, uint8_t* param_len);
+     
+    static int waitResponseData16(uint8_t cmd, uint8_t* param, uint16_t* param_len);
+ /*
+    static int waitResponse(uint8_t cmd, tParam* params, uint8_t* numParamRead, uint8_t maxNumParams);
+    
+    static int waitResponse(uint8_t cmd, uint8_t numParam, uint8_t* param, uint16_t* param_len);
+*/
+    static int waitResponse(uint8_t cmd, uint8_t* numParamRead, uint8_t** params, uint8_t maxNumParams);
+
+    static void sendParam(uint8_t* param, uint8_t param_len, uint8_t lastParam = NO_LAST_PARAM);
+
+    static void sendParamLen8(uint8_t param_len);
+
+    static void sendParamLen16(uint16_t param_len);
+
+    static uint8_t readParamLen8(uint8_t* param_len = NULL);
+
+    static uint16_t readParamLen16(uint16_t* param_len = NULL);
+
+    static void sendBuffer(uint8_t* param, uint16_t param_len, uint8_t lastParam = NO_LAST_PARAM);
+
+    static void sendParam(uint16_t param, uint8_t lastParam = NO_LAST_PARAM);
+    
+    static void sendCmd(uint8_t cmd, uint8_t numParam);
+};                                                                 
+
+extern SpiDrv spiDrv;
+
+#endif