/*! \file spi.h \author Travis Goodspeed \brief Definitions for the SPI application. */ //Pins and I/O #define SS BIT0 #define MOSI BIT1 #define MISO BIT2 #define SCK BIT3 #define SETSS P5OUT|=SS #define CLRSS P5OUT&=~SS #define SETMOSI P5OUT|=MOSI #define CLRMOSI P5OUT&=~MOSI #define SETCLK P5OUT|=SCK #define CLRCLK P5OUT&=~SCK #define READMISO (P5IN&MISO?1:0) //! Set up the pins for SPI mode. void spisetup(); //! Read and write an SPI byte. unsigned char spitrans8(unsigned char byte); //! Read a block to a buffer. void spiflash_peekblock(unsigned long adr, unsigned char *buf, unsigned int len); //! Write many blocks to the SPI Flash. void spiflash_pokeblocks(unsigned long adr, unsigned char *buf, unsigned int len); //! Enable SPI writing void spiflash_wrten(); //! Read and write an SPI byte. unsigned char spitrans8(unsigned char byte); //! Grab the SPI flash status byte. unsigned char spiflash_status(); //! Erase a sector. void spiflash_erasesector(unsigned long adr);