ston1th/arduino
1
0
Fork 0
Code Issues Releases Activity

initial commit

Browse source
This commit is contained in:
ston1th 2017-11-05 18:30:54 +01:00
commit f3547bf7b8
15 changed files with 1610 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

55
libraries/Entropy/Entropy.h Normal file
View file

@ -0,0 +1,55 @@
#ifndef Entropy_h
#define Entropy_h
#include <stdint.h>
// Separate the ARM Due headers we use
#ifdef ARDUINO_SAM_DUE
#include <sam.h>
#include <sam3xa/include/component/component_trng.h>
#endif
// Teensy required headers
#ifdef TEENSYDUINO
#include <util/atomic.h>
#endif
// Separate AVR headers from ARM headers
#ifdef __AVR__
#include <avr/interrupt.h>
#include <avr/wdt.h>
#include <util/atomic.h>
#endif
const uint32_t WDT_RETURN_BYTE=256;
const uint32_t WDT_RETURN_WORD=65536;
union ENTROPY_LONG_WORD
{
uint32_t int32;
uint16_t int16[2];
uint8_t int8[4];
};
class EntropyClass
{
public:
void initialize(void);
uint32_t random(void);
uint32_t random(uint32_t max);
uint32_t random(uint32_t min, uint32_t max);
uint8_t randomByte(void);
uint16_t randomWord(void);
float randomf(void);
float randomf(float max);
float randomf(float min, float max);
float rnorm(float mean, float stdDev);
uint8_t available(void);
private:
ENTROPY_LONG_WORD share_entropy;
uint32_t retVal;
uint8_t random8(void);
uint16_t random16(void);
};
extern EntropyClass Entropy;
#endif