diff --git a/.gitignore b/.gitignore
index 169ad13..5292567 100644
--- a/.gitignore
+++ b/.gitignore
@@ -176,3 +176,12 @@ OD.*
 
 # Beacon def formats
 *xtce.xml
+
+# MacOS
+.DS_Store
+
+# Vim
+*.swp
+
+# setuptools-scm
+*/_version.py
diff --git a/oresat_configs/__init__.py b/oresat_configs/__init__.py
index 76fda6f..9e34a76 100644
--- a/oresat_configs/__init__.py
+++ b/oresat_configs/__init__.py
@@ -21,20 +21,28 @@
 class OreSatConfig:
     """All the configs for an OreSat mission."""
 
-    def __init__(self, oresat: Union[OreSatId, Consts, str]):
-        if isinstance(oresat, str):
-            oresat = Consts.from_string(oresat)
-        elif isinstance(oresat, OreSatId):
-            oresat = Consts.from_id(oresat)
-        elif not isinstance(oresat, Consts):
-            raise TypeError(f"Unsupported oresat type: '{type(oresat)}'")
-
-        self.oresat = oresat
-        beacon_config = BeaconConfig.from_yaml(oresat.beacon_path)
-        self.cards = cards_from_csv(oresat)
-        self.configs = _load_configs(oresat.cards_path)
-        self.od_db = _gen_od_db(oresat, self.cards, beacon_config, self.configs)
+    def __init__(self, mission: Union[OreSatId, Consts, str]):
+        """The parameter mission may be:
+        - a string, either short or long mission name ('0', 'OreSat0.5', ...)
+        - an OreSatId (ORESAT0, ...)
+        - a Consts (ORESAT0, ...)
+
+        It will be used to derive the appropriate Consts, the collection of
+        constants associated with a specific oresat mission.
+        """
+        if isinstance(mission, str):
+            mission = Consts.from_string(mission)
+        elif isinstance(mission, OreSatId):
+            mission = Consts.from_id(mission)
+        elif not isinstance(mission, Consts):
+            raise TypeError(f"Unsupported mission type: '{type(mission)}'")
+
+        self.mission = mission
+        beacon_config = BeaconConfig.from_yaml(mission.beacon_path)
+        self.cards = cards_from_csv(mission)
+        self.configs = _load_configs(mission.cards_path)
+        self.od_db = _gen_od_db(mission, self.cards, beacon_config, self.configs)
         c3_od = self.od_db["c3"]
         self.beacon_def = _gen_c3_beacon_defs(c3_od, beacon_config)
         self.fram_def = _gen_c3_fram_defs(c3_od, self.configs["c3"])
-        self.fw_base_od = _gen_fw_base_od(oresat, FW_COMMON_CONFIG_PATH)
+        self.fw_base_od = _gen_fw_base_od(mission, FW_COMMON_CONFIG_PATH)
diff --git a/oresat_configs/__main__.py b/oresat_configs/__main__.py
index 86df854..7242b91 100644
--- a/oresat_configs/__main__.py
+++ b/oresat_configs/__main__.py
@@ -1,12 +1,19 @@
-"""oresat_configs main"""
-
-# Process for adding a new script:
-# - Add module to scripts/ directory
-#  - It must have register_subparser() which takes a subparsers list
-# - import the module here and add it to the SCRIPTS list
-# - If it can also be a standalone script then update the pyproject.toml [project.scripts] section
-#
-# test it out - both through oresat_configs and directly
+"""Entry point for for oresat_configs scripts. Invoke with either:
+- python -m oresat_configs
+- oresat-configs
+Some scripts may be installed and run as a standalone program. Consult
+pyproject.toml for names to invoke them with.
+
+Process for adding a new script:
+- Add as a module to the adjacent scripts/ directory. The module must have the
+  function register_subparser() which takes the output of
+  ArgumentParser.add_subparsers().
+- Import the module here and add it to the _SCRIPTS list.
+- If the script can also be standalone then update the pyproject.toml
+  [project.scripts] section.
+- Test the new script out. Remember that the script may be invoked both through
+  oresat-configs and directly as a standalone.
+"""
 
 import argparse
 
@@ -21,7 +28,7 @@
 # would have to be done through add_argument_group() but those can't
 # make subparser groups.
 
-SCRIPTS = [
+_SCRIPTS = [
     list_cards,
     print_od,
     sdo_transfer,
@@ -32,19 +39,14 @@
 ]
 
 
-def oresat_configs() -> None:
-    """oresat_configs main."""
+if __name__ == "__main__":
     parser = argparse.ArgumentParser(prog="oresat_configs")
     parser.add_argument("--version", action="version", version="%(prog)s v" + __version__)
     parser.set_defaults(func=lambda x: parser.print_help())
     subparsers = parser.add_subparsers(title="subcommands")
 
-    for subcommand in SCRIPTS:
+    for subcommand in _SCRIPTS:
         subcommand.register_subparser(subparsers)
 
     args = parser.parse_args()
     args.func(args)
-
-
-if __name__ == "__main__":
-    oresat_configs()
diff --git a/oresat_configs/_yaml_to_od.py b/oresat_configs/_yaml_to_od.py
index 50680ad..198c216 100644
--- a/oresat_configs/_yaml_to_od.py
+++ b/oresat_configs/_yaml_to_od.py
@@ -579,7 +579,10 @@ def _load_configs(config_paths: ConfigPaths) -> dict[str, CardConfig]:
 
 
 def _gen_od_db(
-    oresat: Consts, cards: dict[str, Card], beacon_def: BeaconConfig, configs: dict[str, CardConfig]
+    mission: Consts,
+    cards: dict[str, Card],
+    beacon_def: BeaconConfig,
+    configs: dict[str, CardConfig],
 ) -> dict[str, ObjectDictionary]:
     od_db = {}
     node_ids = {name: cards[name].node_id for name in configs}
@@ -622,7 +625,7 @@ def _gen_od_db(
 
         # set specific obj defaults
         od["versions"]["configs_version"].default = __version__
-        od["satellite_id"].default = oresat.id
+        od["satellite_id"].default = mission.id
         for sat in Consts:
             od["satellite_id"].value_descriptions[sat.id] = sat.name.lower()
         if name == "c3":
@@ -688,7 +691,7 @@ def _gen_c3_beacon_defs(c3_od: ObjectDictionary, beacon_def: BeaconConfig) -> li
     return beacon_objs
 
 
-def _gen_fw_base_od(oresat: Consts, config_path: str) -> canopen.ObjectDictionary:
+def _gen_fw_base_od(mission: Consts, config_path: str) -> canopen.ObjectDictionary:
     """Generate all ODs for a OreSat mission."""
 
     od = canopen.ObjectDictionary()
@@ -725,6 +728,6 @@ def _gen_fw_base_od(oresat: Consts, config_path: str) -> canopen.ObjectDictionar
 
     # set specific obj defaults
     od["versions"]["configs_version"].default = __version__
-    od["satellite_id"].default = oresat.id
+    od["satellite_id"].default = mission.id
 
     return od
diff --git a/oresat_configs/base/dxwifi.yaml b/oresat_configs/base/dxwifi.yaml
index b9ef5f8..bd0e2e3 100644
--- a/oresat_configs/base/dxwifi.yaml
+++ b/oresat_configs/base/dxwifi.yaml
@@ -106,6 +106,11 @@ objects:
         description: number of images transmitted
         access_type: ro
 
+      - subindex: 0x5
+        name: enable_pa
+        data_type: bool
+        description: enables the power amplifier
+        default: False
       
 
 tpdos:
diff --git a/oresat_configs/card_info.py b/oresat_configs/card_info.py
index b9f8e1d..02060d6 100644
--- a/oresat_configs/card_info.py
+++ b/oresat_configs/card_info.py
@@ -2,7 +2,7 @@
 
 import csv
 import os
-from dataclasses import dataclass
+from dataclasses import dataclass, fields
 
 from dataclasses_json import dataclass_json
 
@@ -28,11 +28,20 @@ class Card:
     """Optional child node name. Useful for CFC cards."""
 
 
-def cards_from_csv(oresat: Consts) -> dict[str, Card]:
+def cards_from_csv(mission: Consts) -> dict[str, Card]:
     """Turns cards.csv into a dict of names->Cards, filtered by the current mission"""
 
     file_path = f"{os.path.dirname(os.path.abspath(__file__))}/cards.csv"
     with open(file_path, "r") as f:
+        reader = csv.DictReader(f)
+        cols = set(reader.fieldnames) if reader.fieldnames else set()
+        expect = {f.name for f in fields(Card)}
+        expect.add("name")  # the 'name' column is the keys of the returned dict; not in Card
+        if cols - expect:
+            raise TypeError(f"cards.csv has excess columns: {cols-expect}. Update class Card?")
+        if expect - cols:
+            raise TypeError(f"class Card expects more columns than cards.csv has: {expect-cols}")
+
         return {
             row["name"]: Card(
                 row["nice_name"],
@@ -42,6 +51,6 @@ def cards_from_csv(oresat: Consts) -> dict[str, Card]:
                 row["opd_always_on"].lower() == "true",
                 row["child"],
             )
-            for row in csv.DictReader(f)
-            if row["name"] in oresat.cards_path
+            for row in reader
+            if row["name"] in mission.cards_path
         }
diff --git a/oresat_configs/constants.py b/oresat_configs/constants.py
index c8511c1..cb5dbc0 100644
--- a/oresat_configs/constants.py
+++ b/oresat_configs/constants.py
@@ -12,7 +12,18 @@
 from . import oresat0, oresat0_5, oresat1
 from .base import ConfigPaths
 
-__version__ = "0.3.1"
+__all__ = [
+    "__version__",
+    "OreSatId",
+    "NodeId",
+    "Mission",
+    "Consts",
+]
+
+try:
+    from ._version import version as __version__  # type: ignore
+except ImportError:
+    __version__ = "0.0.0"  # package is not installed
 
 
 @dataclass
diff --git a/oresat_configs/scripts/gen_xtce.py b/oresat_configs/scripts/gen_xtce.py
index 277c8e3..9364694 100644
--- a/oresat_configs/scripts/gen_xtce.py
+++ b/oresat_configs/scripts/gen_xtce.py
@@ -117,7 +117,7 @@ def write_xtce(config: OreSatConfig, dir_path: str = ".") -> None:
     root = ET.Element(
         "SpaceSystem",
         attrib={
-            "name": str(config.oresat),
+            "name": str(config.mission),
             "xmlns:xtce": "http://www.omg.org/space/xtce",
             "xmlns:xsi": "http://www.w3.org/2001/XMLSchema-instance",
             "xsi:schemaLocation": (
@@ -340,7 +340,7 @@ def write_xtce(config: OreSatConfig, dir_path: str = ".") -> None:
     # write
     tree = ET.ElementTree(root)
     ET.indent(tree, space="  ", level=0)
-    file_name = f"{config.oresat.name.lower()}.xtce"
+    file_name = f"{config.mission.name.lower()}.xtce"
     tree.write(f"{dir_path}/{file_name}", encoding="utf-8", xml_declaration=True)
 
 
diff --git a/pyproject.toml b/pyproject.toml
index 45ba72f..186e0ef 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,5 +1,5 @@
 [build-system]
-requires = ["setuptools"]
+requires = ["setuptools", "setuptools_scm"]
 build-backend = "setuptools.build_meta"
 
 [project]
@@ -33,15 +33,15 @@ oresat-print-od = "oresat_configs.scripts.print_od:print_od"
 oresat-sdo-transfer = "oresat_configs.scripts.sdo_transfer:sdo_transfer"
 oresat-gen-xtce = "oresat_configs.scripts.gen_xtce:gen_xtce"
 
-[tool.setuptools.dynamic]
-version = {attr = "oresat_configs.constants.__version__"}
-
 [tool.setuptools.packages.find]
-exclude = ["docs*", "tests*"] 
+exclude = ["docs*", "tests*"]
 
 [tool.setuptools.package-data]
 "*" = ["*.yaml", "*.csv"]
 
+[tool.setuptools_scm]
+write_to = "oresat_configs/_version.py"
+
 [tool.black]
 line_length = 100
 
diff --git a/requirements.txt b/requirements.txt
index 393d948..2f3712b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,6 +10,7 @@ pylama[toml]
 pyyaml
 types-pyyaml
 setuptools
+setuptools-scm
 sphinx
 sphinx-rtd-theme
 tabulate