Others/CHIP_IO
1
0
Fork 0
mirror of https://github.com/xtacocorex/CHIP_IO synced 2025-07-20 04:43:21 +00:00
Code Issues Releases Activity

Adding protection for to the GPIO to only allow edge detection and call back on the XIO pins, clean up of the PWM, updated test code

Browse Source
This commit is contained in:
Robert Wolterman
2016-04-02 19:48:57 -05:00
parent cea44c287d
commit c2ab013a5d
3 changed files with 84 additions and 22 deletions
Download Patch File Download Diff File Expand all files Collapse all files

76
test/gptest.py
View File

@ -1,35 +1,73 @@
#!/usr/bin/python
import CHIP_IO.GPIO as GPIO
import time, os
import time, os, threading
print "SETUP CSIDO"
def myfuncallback(channel):
print "CALLBACK LIKE DRAKE IN HOTLINE BLING"
def loopfunction():
print "LOOP FUNCTION"
for i in xrange(20):
if i % 2:
print "SETTING CSID0 LOW"
GPIO.output("CSID0",GPIO.LOW)
else:
print "SETTING CSID0 HIGH"
GPIO.output("CSID0",GPIO.HIGH)
print "SLEEPING"
time.sleep(1)
print "SETUP XIO-P0"
GPIO.setup("XIO-P0", GPIO.IN)
print "SETUP CSID0"
GPIO.setup("CSID0", GPIO.OUT)
#print os.path.exists('/sys/class/gpio/gpio132')
# VERIFY SIMPLE FUNCTIONALITY
print "VERIFY SIMPLE FUNCTIONALITY"
print "SETUP XIO-P1"
GPIO.setup("XIO-P1", GPIO.IN)
#GPIO.setup("U14_13", GPIO.IN)
print "READING XIO-P1"
print "READING XIO-PI"
GPIO.output("CSID0", GPIO.HIGH)
print "HIGH", GPIO.input("XIO-P1")
print "HIGH", GPIO.input("XIO-P0")
GPIO.output("CSID0", GPIO.LOW)
GPIO.output("CSID0", GPIO.LOW)
time.sleep(1)
print "LOW", GPIO.input("XIO-P1")
print "LOW", GPIO.input("XIO-P0")
GPIO.output("CSID0", GPIO.HIGH)
GPIO.output("CSID0", GPIO.HIGH)
print "HIGH", GPIO.input("XIO-P1")
time.sleep(1)
# ==============================================
# EDGE DETECTION - EXPANDED GPIO
print "SETTING UP EDGE DETECTION"
GPIO.add_event_detect("XIO-P0",GPIO.FALLING,myfuncallback)
GPIO.output("CSID0", GPIO.LOW)
GPIO.output("CSID0", GPIO.LOW)
print "LOW", GPIO.input("XIO-P1")
print "VERIFYING EDGE DETECT"
f = open("/sys/class/gpio/gpio408/edge","r")
edge = f.read()
f.close()
print "EDGE: %s" % edge
# LOOP WRITING ON CSID0 TO HOPEFULLY GET CALLBACK TO WORK
print "WAITING FOR CALLBACKS"
loopfunction()
print "PRESS CONTROL-C TO EXIT IF SCRIPT GETS STUCK"
GPIO.remove_event_detect("XIO-P0")
try:
# WAIT FOR EDGE
t = threading.Thread(target=loopfunction)
t.start()
print "WAITING FOR EDGE"
GPIO.wait_for_edge("XIO-P0",GPIO.FALLING)
print "WE'VE FALLEN LIKE COOLIO'S CAREER"
print "ATTEMPTING TO CANCEL THE TIMER"
t.cancel()
except:
pass
print "TESTING ERRORS THROWN WHEN SPECIFYING EDGE DETECTION ON UNAUTHORIZED GPIO"
GPIO.setup("CSID1",GPIO.IN)
GPIO.add_event_detect("CSID1",GPIO.FALLING,myfuncallback)
print "CLEANUP"
GPIO.remove_event_detect("XIO-P0")
GPIO.cleanup()