ahoneybun/qmk_firmware
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Update board Dataflash_Init() functions to automatically configure the appropriate communication interface.

Browse source
This commit is contained in:
Dean Camera 2013-06-12 19:51:57 +02:00
parent 6d58628e85
commit f7b9ebea02
16 changed files with 37 additions and 20 deletions
Download patch file Download diff file Expand all files Collapse all files

8
LUFA/Drivers/Board/XMEGA/A3BU_XPLAINED/Dataflash.h
View file

@ -89,7 +89,7 @@
/* Inline Functions: */
/** Initializes the dataflash driver so that commands and data may be sent to an attached dataflash IC.
* The microcontroller's SPI driver MUST be initialized before any of the dataflash commands are used.
* The appropriate SPI interface will be automatically configured.
*/
static inline void Dataflash_Init(void)
{
@ -97,6 +97,12 @@
PORTCFG.MPCMASK = DATAFLASH_CHIPCS_MASK;
DATAFLASH_CHIPCS_PORT.PIN0CTRL = PORT_INVEN_bm;
SerialSPI_Init(&USARTD0, (USART_SPI_SCK_LEAD_RISING | USART_SPI_SAMPLE_LEADING | USART_SPI_ORDER_MSB_FIRST), (F_CPU / 2));
PORTD.DIRSET = PIN3_bm | PIN1_bm;
PORTD.DIRCLR = PIN2_bm;
PORTC.PIN2CTRL = PORT_OPC_PULLUP_gc;
}
/** Sends a byte to the currently selected dataflash IC, and returns a byte from the dataflash.