Make sure CRC value is pre-zeroed before reading from the XMEGA target device, to...

[pub/USBasp.git] / LUFA / Drivers / Board / XMEGA / B1_XPLAINED / Dataflash.h

diff --git a/LUFA/Drivers/Board/XMEGA/B1_XPLAINED/Dataflash.h b/LUFA/Drivers/Board/XMEGA/B1_XPLAINED/Dataflash.h
index f1e6da5..0b8a261 100644 (file)
--- a/LUFA/Drivers/Board/XMEGA/B1_XPLAINED/Dataflash.h
+++ b/LUFA/Drivers/Board/XMEGA/B1_XPLAINED/Dataflash.h
@@ -71,10 +71,10 @@
                        #define DATAFLASH_TOTALCHIPS                 1
 
                        /** Mask for no dataflash chip selected. */
                        #define DATAFLASH_TOTALCHIPS                 1
 
                        /** Mask for no dataflash chip selected. */

-                       #define DATAFLASH_NO_CHIP                    DATAFLASH_CHIPCS_MASK
+                       #define DATAFLASH_NO_CHIP                    0

 
                        /** Mask for the first dataflash chip selected. */
 
                        /** Mask for the first dataflash chip selected. */

-                       #define DATAFLASH_CHIP1                      0
+                       #define DATAFLASH_CHIP1                      (1 << 2)

 
                        /** Internal main memory page size for the board's dataflash ICs. */
                        #define DATAFLASH_PAGE_SIZE                  1024
 
                        /** Internal main memory page size for the board's dataflash ICs. */
                        #define DATAFLASH_PAGE_SIZE                  1024


@@ -88,10 +88,12 @@
                         */
                        static inline void Dataflash_Init(void)
                        {
                         */
                        static inline void Dataflash_Init(void)
                        {

-                               DATAFLASH_CHIPCS_PORT.DIRSET = DATAFLASH_CHIPCS_MASK;
-                               DATAFLASH_CHIPCS_PORT.OUTSET = DATAFLASH_CHIPCS_MASK;
+                               DATAFLASH_CHIPCS_PORT.DIRSET   = DATAFLASH_CHIPCS_MASK;

                                
                                

-                               PORTE.REMAP |= PORT_USART0_bm;
+                               PORTCFG.MPCMASK                = DATAFLASH_CHIPCS_MASK;
+                               DATAFLASH_CHIPCS_PORT.PIN0CTRL = PORT_INVEN_bm; 
+                               
+                               PORTC.REMAP |= PORT_USART0_bm;

                        }
 
                        /** Sends a byte to the currently selected dataflash IC, and returns a byte from the dataflash.
                        }
 
                        /** Sends a byte to the currently selected dataflash IC, and returns a byte from the dataflash.


@@ -103,7 +105,7 @@
                        static inline uint8_t Dataflash_TransferByte(const uint8_t Byte) ATTR_ALWAYS_INLINE;
                        static inline uint8_t Dataflash_TransferByte(const uint8_t Byte)
                        {
                        static inline uint8_t Dataflash_TransferByte(const uint8_t Byte) ATTR_ALWAYS_INLINE;
                        static inline uint8_t Dataflash_TransferByte(const uint8_t Byte)
                        {

-                               return SerialSPI_TransferByte(&USARTE0, Byte);
+                               return SerialSPI_TransferByte(&USARTC0, Byte);

                        }
 
                        /** Sends a byte to the currently selected dataflash IC, and ignores the next byte from the dataflash.
                        }
 
                        /** Sends a byte to the currently selected dataflash IC, and ignores the next byte from the dataflash.


@@ -113,7 +115,7 @@
                        static inline void Dataflash_SendByte(const uint8_t Byte) ATTR_ALWAYS_INLINE;
                        static inline void Dataflash_SendByte(const uint8_t Byte)
                        {
                        static inline void Dataflash_SendByte(const uint8_t Byte) ATTR_ALWAYS_INLINE;
                        static inline void Dataflash_SendByte(const uint8_t Byte)
                        {

-                               SerialSPI_SendByte(&USARTE0, Byte);
+                               SerialSPI_SendByte(&USARTC0, Byte);

                        }
 
                        /** Sends a dummy byte to the currently selected dataflash IC, and returns the next byte from the dataflash.
                        }
 
                        /** Sends a dummy byte to the currently selected dataflash IC, and returns the next byte from the dataflash.


@@ -123,7 +125,7 @@
                        static inline uint8_t Dataflash_ReceiveByte(void) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
                        static inline uint8_t Dataflash_ReceiveByte(void)
                        {
                        static inline uint8_t Dataflash_ReceiveByte(void) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
                        static inline uint8_t Dataflash_ReceiveByte(void)
                        {

-                               return SerialSPI_ReceiveByte(&USARTE0);
+                               return SerialSPI_ReceiveByte(&USARTC0);

                        }
 
                        /** Determines the currently selected dataflash chip.
                        }
 
                        /** Determines the currently selected dataflash chip.


@@ -145,7 +147,8 @@
                        static inline void Dataflash_SelectChip(const uint8_t ChipMask) ATTR_ALWAYS_INLINE;
                        static inline void Dataflash_SelectChip(const uint8_t ChipMask)
                        {
                        static inline void Dataflash_SelectChip(const uint8_t ChipMask) ATTR_ALWAYS_INLINE;
                        static inline void Dataflash_SelectChip(const uint8_t ChipMask)
                        {

-                               DATAFLASH_CHIPCS_PORT.OUT = ((DATAFLASH_CHIPCS_PORT.OUT & ~DATAFLASH_CHIPCS_MASK) | ChipMask);
+                               DATAFLASH_CHIPCS_PORT.OUTCLR = DATAFLASH_CHIPCS_MASK;
+                               DATAFLASH_CHIPCS_PORT.OUTSET = (ChipMask & DATAFLASH_CHIPCS_MASK);

                        }
 
                        /** Deselects the current dataflash chip, so that no dataflash is selected. */
                        }
 
                        /** Deselects the current dataflash chip, so that no dataflash is selected. */