pump scripts

src/public_mqtt_sdl_demo/scripts/pump.py

@@ -2,7 +2,7 @@
 
 from machine import PWM, Pin
 
-pump = PWM(Pin(0))
+pump = PWM(Pin(3))
 
 
 def run(pump, power):

src/public_mqtt_sdl_demo/scripts/pumps_loop.py

@@ -0,0 +1,30 @@
+import random
+from time import sleep
+
+from machine import PWM, Pin
+
+pumps = [PWM(Pin(i)) for i in range(4)]
+
+
+def run(pump, power):
+    assert 0 <= power <= 1, "power must be between 0 and 1"
+    pump.freq(20000)
+    pump.duty_u16(round(65535 * power))
+
+
+def run_exp():
+    for pump in pumps:
+        pw = random.random()
+        print(pw)
+        run(pump, pw)
+        sleep(10.25)
+
+
+run_exp()
+[run(pump, 0.0) for pump in pumps]
+# while True:
+#    run_exp()
+##    sleep(50000)
+
+#    [run(pump, 0.0) for pump in pumps]
+#    sleep(50000)