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Many changes - tidying up the extensions interfaces.

Browse Source 
Updating the GPIO command - new command - allreadall
ScrollPhat code
max31855 code (tested with adafruit breakout board)
more tests
updated rht03 code

Raspberry Pi v3 support.
This commit is contained in:
Gordon Henderson
2016-02-29 06:57:38 +00:00
parent 2dbecfca0a
commit b0a60c3302
27 changed files with 406 additions and 185 deletions
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47
examples/rht03.c
View File

@@ -27,7 +27,7 @@
#include <wiringPi.h>
#include <maxdetect.h>
#define RHT03_PIN 0
#define RHT03_PIN 7
/*
***********************************************************************
@@ -37,32 +37,49 @@
int main (void)
{
int temp, rh ;
int newTemp, newRh ;
int result, temp, rh ;
int minT, maxT, minRH, maxRH ;
temp = rh = newTemp = newRh = 0 ;
int numGood, numBad ;
wiringPiSetup () ;
piHiPri (55) ;
minT = 1000 ;
maxT = -1000 ;
minRH = 1000 ;
maxRH = -1000 ;
numGood = numBad = 0 ;
for (;;)
{
delay (100) ;
if (!readRHT03 (RHT03_PIN, &newTemp, &newRh))
continue ;
result = readRHT03 (RHT03_PIN, &temp, &rh) ;
if ((temp != newTemp) || (rh != newRh))
if (!result)
{
temp = newTemp ;
rh = newRh ;
if ((temp & 0x8000) != 0) // Negative
{
temp &= 0x7FFF ;
temp = -temp ;
}
printf ("Temp: %5.1f, RH: %5.1f%%\n", temp / 10.0, rh / 10.0) ;
printf (".") ;
fflush (stdout) ;
++numBad ;
continue ;
}
++numGood ;
if (temp < minT) minT = temp ;
if (temp > maxT) maxT = temp ;
if (rh < minRH) minRH = rh ;
if (rh > maxRH) maxRH = rh ;
printf ("\r%6d, %6d: ", numGood, numBad) ;
printf ("Temp: %5.1f, RH: %5.1f%%", temp / 10.0, rh / 10.0) ;
printf (" Max/Min Temp: %5.1f:%5.1f", maxT / 10.0, minT / 10.0) ;
printf (" Max/Min RH: %5.1f:%5.1f", maxRH / 10.0, minRH / 10.0) ;
printf ("\n") ;
}
return 0 ;