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@ -89,7 +89,7 @@
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/* Inline Functions: */
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/* Inline Functions: */
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/** Initializes the dataflash driver so that commands and data may be sent to an attached dataflash IC.
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/** Initializes the dataflash driver so that commands and data may be sent to an attached dataflash IC.
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* The microcontroller's SPI driver MUST be initialized before any of the dataflash commands are used.
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* The appropriate SPI interface will be automatically configured.
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*/
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*/
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static inline void Dataflash_Init(void)
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static inline void Dataflash_Init(void)
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{
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{
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@ -98,7 +98,12 @@
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PORTCFG.MPCMASK = DATAFLASH_CHIPCS_MASK;
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PORTCFG.MPCMASK = DATAFLASH_CHIPCS_MASK;
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DATAFLASH_CHIPCS_PORT.PIN0CTRL = PORT_INVEN_bm;
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DATAFLASH_CHIPCS_PORT.PIN0CTRL = PORT_INVEN_bm;
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SerialSPI_Init(&USARTC0, (USART_SPI_SCK_LEAD_RISING | USART_SPI_SAMPLE_LEADING | USART_SPI_ORDER_MSB_FIRST), (F_CPU / 2));
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PORTC.REMAP |= PORT_USART0_bm;
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PORTC.REMAP |= PORT_USART0_bm;
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PORTC.DIRSET = PIN7_bm | PIN5_bm;
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PORTC.DIRCLR = PIN6_bm;
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PORTC.PIN6CTRL = PORT_OPC_PULLUP_gc;
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}
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}
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/** Sends a byte to the currently selected dataflash IC, and returns a byte from the dataflash.
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/** Sends a byte to the currently selected dataflash IC, and returns a byte from the dataflash.
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