diff --git a/src/cditools/screens.py b/src/cditools/screens.py
index 7fcd69b..58706e4 100644
--- a/src/cditools/screens.py
+++ b/src/cditools/screens.py
@@ -1,13 +1,14 @@
 from __future__ import annotations
+from collections import OrderedDict
 
 import numpy as np
+import time as ttime
 from ophyd import (
     CamBase,
     DerivedSignal,
     Device,
     EpicsMotor,
     EpicsSignal,
-    ImagePlugin,
     ProsilicaDetector,
     ProsilicaDetectorCam,
     ROIPlugin,
@@ -19,8 +20,10 @@
     ROIStatPlugin_V35,
     StatsPlugin,
     TransformPlugin,
+    HDF5Plugin_V34 as HDF5Plugin
 )
 from ophyd.areadetector.trigger_mixins import SingleTrigger
+from ophyd.areadetector.filestore_mixins import FileStoreHDF5IterativeWrite
 from ophyd.device import DynamicDeviceComponent
 
 
@@ -48,7 +51,53 @@ def set_from_epics(self):
                 cpt.item.name = f"{root.name}_{epics_name}_{cpt.dotted_name}"
 
 
+class HDF5PluginWithFileStore(HDF5Plugin, FileStoreHDF5IterativeWrite):
+    """Add this as a component to detectors that write HDF5s."""
+
+    def warmup(self):
+        """
+        This is vendored from ophyd (https://github.com/bluesky/ophyd/blob/master/ophyd/areadetector/plugins.py)
+        to fix the non-existent "Internal" trigger mode that is hard-coded there:
+
+            In [13]: cam6.stage()
+            An exception has occurred, use '%tb verbose' to see the full traceback.
+            UnprimedPlugin: The plugin hdf5 on the area detector with name cam6 has not been primed.
+
+            See /home/xf08bm/bluesky-files/log/bluesky/bluesky.log for the full traceback.
+
+            In [14]: cam6.hdf5.warmup()
+            An exception has occurred, use '%tb verbose' to see the full traceback.
+            ValueError: invalid literal for int() with base 0: b'Internal'
+
+            See /home/xf08bm/bluesky-files/log/bluesky/bluesky.log for the full traceback.
+        """
+        self.enable.set(1).wait()
+        sigs = OrderedDict([(self.parent.cam.array_callbacks, 1),
+                            (self.parent.cam.image_mode, 'Single'),
+                            (self.parent.cam.trigger_mode, 'Fixed Rate'),  # updated here "Internal" -> "Fixed Rate"
+                            # just in case tha acquisition time is set very long...
+                            (self.parent.cam.acquire_time, 1),
+                            (self.parent.cam.acquire_period, 1),
+                            (self.parent.cam.acquire, 1)])
+
+        original_vals = {sig: sig.get() for sig in sigs}
+
+        for sig, val in sigs.items():
+            ttime.sleep(0.1)  # abundance of caution
+            sig.set(val).wait()
+
+        ttime.sleep(2)  # wait for acquisition
+
+        for sig, val in reversed(list(original_vals.items())):
+            ttime.sleep(0.1)
+            sig.set(val).wait()
+
+
 class ProsilicaCamBase(ProsilicaDetector):
+    hdf5 = Cpt(HDF5PluginWithFileStore,
+               suffix="HDF1:",
+               write_path_template="/tmp",
+               root="/nsls2/data/cdi/proposals")
     wait_for_plugins = Cpt(EpicsSignal, "WaitForPlugins", string=True, kind="hinted")
     cam = Cpt(ProsilicaDetectorCam, "cam1:")
     stats1 = Cpt(StatsPlugin, "Stats1:")
@@ -75,6 +124,18 @@ def default_plugin_graph(
     ) -> dict[PluginBase, CamBase | PluginBase] | None:
         return self._default_plugin_graph
 
+    @property
+    def root_path_str(self):
+        return f"{self.hdf5.root}/{self._md['cycle']}/{self._md['data_session']}/assets/{self._asset_path}"
+
+    @property
+    def _asset_path(self):
+        # cam names are 'cam_{hutch}{num}'
+        # need to split, slice off hutch, and join on a dash for directory
+        base, num = self.name.split("_")[0:2]
+        num = num[1:]
+        return f"{base}-{num}"
+
     def _stage_plugin_graph(self, plugin_graph: dict[PluginBase, CamBase | PluginBase]):
         for target, source in plugin_graph.items():
             self.stage_sigs[target.nd_array_port] = source.port_name.get()
@@ -104,10 +165,6 @@ def __init__(self, *args, **kwargs):
             self.roistat1: self.cam,
         }
 
-    def stage(self):
-        return super().stage()
-
-
 class ScreenState(DerivedSignal):
     def __init__(self, *args, in_position=0.0, out_position=25.0, **kwargs):
         super().__init__(*args, **kwargs)