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authorRaspberry Pi <raspberrypi@umn.edu>2019-12-02 20:27:29 -0600
committerRaspberry Pi <raspberrypi@umn.edu>2019-12-02 20:27:29 -0600
commit0fe6f542246dd150b4793df18253ed6d4a443264 (patch)
tree254849abf6bb3be93bb67380d519363fbd957546 /System/test_Encoder.py
parentMinor tweaks to PI.py to get working seamlessly with web server - tested and ... (diff)
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Update test files to do GPIO cleanup on completion (ex: encoders don't work if GPIO.cleanup is not performed). Add system destructor and add GPIO.cleanup to that too. Everything appears to be working still.
Diffstat (limited to 'System/test_Encoder.py')
-rwxr-xr-xSystem/test_Encoder.py13
1 files changed, 10 insertions, 3 deletions
diff --git a/System/test_Encoder.py b/System/test_Encoder.py
index b667cc1..d0b7ef8 100755
--- a/System/test_Encoder.py
+++ b/System/test_Encoder.py
@@ -1,5 +1,6 @@
from encoder import Encoder
import time
+import RPi.GPIO as GPIO
# Decide which pins to hook up to on the Pi before running
clk_pin = 2
@@ -9,6 +10,12 @@ data_pin = 3
e = Encoder(clk_pin, cs_pin, data_pin)
e.set_zero()
-while(1):
- print(e.read_position('Degrees'))
- time.sleep(0.001) \ No newline at end of file
+try:
+ while(1):
+ print(e.read_position('Degrees'))
+ time.sleep(0.001)
+except:
+ print("Program killed by Ctrl-C")
+finally:
+ # Perform GPIO cleanup. Things may get weird otherwise...
+ GPIO.cleanup()