Adds set_eeprom_lowlevel_config() to C3000Controller

Enable sending "u" commands to change pump EEPROM settings, e.g.
set_eeprom_lowlevel_config(2, 90) to set motor run current to 90%
instead of 75%

See manual Table 5-5 for commands reference

pycont/controller.py

@@ -1138,6 +1138,18 @@ def set_eeprom_config(self, operand_value):
             print("Unpower and repower the pump to make changes active!")
             print("####################################################")
 
+    def set_eeprom_lowlevel_config(self, command, operand):
+        """
+        Sets the configuration of the EEPROM on the pumps.
+
+        Args:
+            command (int): The value of the command to be issued.
+            operand (int): The value of the supplied operand.
+
+        """
+        eeprom_packet = self._protocol.forge_eeprom_lowlevel_config_packet(sub_command=command, operand_value=operand)
+        self.write_and_read_from_pump(eeprom_packet)
+
     def flash_eeprom_3_way_y_valve(self):
         """
         Sets the EEPROM config of the pump to use a 3-way Y valve (I/O operations)

pycont/dtprotocol.py

@@ -91,8 +91,11 @@ def decode(self):
         if self.response is not None:
             info = self.response.rstrip().rstrip('\x03').lstrip(DTStart)
             address = info[0]
+            # try:
             status = info[1]
             data = info[2:]
+            # except IndexError:
+            #     return None
             return address, status, data
         else:
             return None

tests/pump_test_config.json

@@ -1,13 +1,13 @@
 {
   "io": {
-      "port": "/dev/pycont",
+      "port": "/dev/tricable",
       "baudrate": 9600,
       "timeout": 1
   },
   "default": {
-    "volume": 0.5,
+    "volume": 5,
     "micro_step_mode": 2,
-    "top_velocity": 5000
+    "top_velocity": 6000
   },
   "groups": {
     "chemicals": ["acetone"]

tests/pycont_test_dario.py

@@ -3,7 +3,7 @@
 import time
 
 import logging
-logging.basicConfig(level=logging.INFO)
+logging.basicConfig(level=logging.INFO )
 
 # simply import the module
 import pycont.controller
@@ -15,18 +15,25 @@
 controller = pycont.controller.MultiPumpController.from_configfile(SETUP_CONFIG_FILE)
 
 # initialize the pumps in a smart way, if they are already initialized we do not want to reinitialize them because they got back to zero position
-# controller.smart_initialize()
+controller.smart_initialize()
 # print(controller.pumps['acetone'].get_current_valve_config())
 # input("Flashing EEPROM! Press enter to confirm")
-# controller.pumps['acetone'].flash_eeprom_4_way_dist_valve()
 # input("Reboot pump and press enter to continue...")
 
-controller.smart_initialize()
-print(controller.pumps['acetone'].get_current_valve_config())
-print("Pumping from inlet to outlet")
-controller.pumps['acetone'].transfer(volume_in_ml=0.5, from_valve='I', to_valve='O')
-# controller.pumps['acetone'].transfer(volume_in_ml=5, from_valve='I', to_valve='E')
-controller.pumps['acetone'].go_to_volume(0)
+# controller.smart_initialize()
+# controller.pumps['acetone'].initialize()
+# print(controller.pumps['acetone'].get_current_valve_config())
+# Set max motor speed to 90%
+# controller.pumps['acetone'].set_eeprom_lowlevel_config(2, 75)
+# print("Pumping from inlet to outlet")
+
+# for _ in range(0, 5):
+#     controller.pumps['acetone'].transfer(volume_in_ml=0.5, from_valve='I', to_valve='O', speed_in=20000, speed_out=20000)
+
+# controller.pumps['acetone'].transfer(volume_in_ml=1, from_valve='I', to_valve='O')
+# controller.pumps['acetone'].transfer(volume_in_ml=1, from_valve='I', to_valve='E')
 
-controller.wait_until_all_pumps_idle()
+for _ in range(0, 100):
+    controller.pumps['acetone'].go_to_volume(0, speed=3500, wait=True)
+    controller.pumps['acetone'].go_to_max_volume(speed=3500, wait=True)