diff --git a/data/ea_control.py b/data/ea_control.py
index a5d4bbb..c58b109 100644
--- a/data/ea_control.py
+++ b/data/ea_control.py
@@ -32,9 +32,29 @@ def deinit(tree):
         tree[dev]['dev'].remote(False)
         tree[dev]['dev'].close()
 
-devicetree = identify(["/dev/ttyUSB0","/dev/ttyUSB1")
+starttime = time.time()
+devicetree = identify(["/dev/ttyUSB0","/dev/ttyUSB1"])
 init(devicetree)
 
+devicetree['ps']['dev'].set_current(0)
+devicetree['ps']['dev'].set_voltage(48)
+devicetree['ps']['dev'].output(True)
+
+log_str = "{time},{set_vals},{actual_ps},{actual_el}\n"
+
+for i in range(0, 10, 2):
+    log += log_str
+    log.format(
+        time=time.time()-starttime, 
+        set_vals={'i':i, 'v':48.0}, 
+        actual_ps=devicetree['ps']['dev'].get_actual_values(),
+        actual_el=devicetree['el']['dev'].get_actual_values()
+    )
+
+with open('./log.csv', 'w') as f:
+    f.write(log)
+
+devicetree['ps']['dev'].output(False)
 
 deinit(devicetree)