diff options
Diffstat (limited to 'libraries/SPI/SPI.h')
-rw-r--r-- | libraries/SPI/SPI.h | 70 |
1 files changed, 0 insertions, 70 deletions
diff --git a/libraries/SPI/SPI.h b/libraries/SPI/SPI.h deleted file mode 100644 index f647d5c..0000000 --- a/libraries/SPI/SPI.h +++ /dev/null @@ -1,70 +0,0 @@ -/* - * Copyright (c) 2010 by Cristian Maglie <c.maglie@bug.st> - * SPI Master library for arduino. - * - * This file is free software; you can redistribute it and/or modify - * it under the terms of either the GNU General Public License version 2 - * or the GNU Lesser General Public License version 2.1, both as - * published by the Free Software Foundation. - */ - -#ifndef _SPI_H_INCLUDED -#define _SPI_H_INCLUDED - -#include <stdio.h> -#include <Arduino.h> -#include <avr/pgmspace.h> - -#define SPI_CLOCK_DIV4 0x00 -#define SPI_CLOCK_DIV16 0x01 -#define SPI_CLOCK_DIV64 0x02 -#define SPI_CLOCK_DIV128 0x03 -#define SPI_CLOCK_DIV2 0x04 -#define SPI_CLOCK_DIV8 0x05 -#define SPI_CLOCK_DIV32 0x06 -//#define SPI_CLOCK_DIV64 0x07 - -#define SPI_MODE0 0x00 -#define SPI_MODE1 0x04 -#define SPI_MODE2 0x08 -#define SPI_MODE3 0x0C - -#define SPI_MODE_MASK 0x0C // CPOL = bit 3, CPHA = bit 2 on SPCR -#define SPI_CLOCK_MASK 0x03 // SPR1 = bit 1, SPR0 = bit 0 on SPCR -#define SPI_2XCLOCK_MASK 0x01 // SPI2X = bit 0 on SPSR - -class SPIClass { -public: - inline static byte transfer(byte _data); - - // SPI Configuration methods - - inline static void attachInterrupt(); - inline static void detachInterrupt(); // Default - - static void begin(); // Default - static void end(); - - static void setBitOrder(uint8_t); - static void setDataMode(uint8_t); - static void setClockDivider(uint8_t); -}; - -extern SPIClass SPI; - -byte SPIClass::transfer(byte _data) { - SPDR = _data; - while (!(SPSR & _BV(SPIF))) - ; - return SPDR; -} - -void SPIClass::attachInterrupt() { - SPCR |= _BV(SPIE); -} - -void SPIClass::detachInterrupt() { - SPCR &= ~_BV(SPIE); -} - -#endif |