diff --git a/rsim.kicad_sch b/rsim.kicad_sch
index 6b6ad21..f9efaf3 100644
--- a/rsim.kicad_sch
+++ b/rsim.kicad_sch
@@ -290,18 +290,10 @@
       (effects (font (size 1.27 1.27)) (justify left))
       (uuid 877b8a0b-0a2b-4612-a989-a42b71a72638)
     )
-    (pin "BL" input (at 58.42 70.485 180)
-      (effects (font (size 1.27 1.27)) (justify left))
-      (uuid 344d8f71-0d1c-4fff-a819-e7dbe967a6dd)
-    )
     (pin "SIM1_DIR" output (at 58.42 81.28 180)
       (effects (font (size 1.27 1.27)) (justify left))
       (uuid 93b56e7a-0b98-4a2f-971f-c27a714c1547)
     )
-    (pin "RST" input (at 58.42 68.58 180)
-      (effects (font (size 1.27 1.27)) (justify left))
-      (uuid 3d9e8d58-415d-4fe6-bcb1-c8ab42233dd1)
-    )
     (pin "SIM1_VCC" input (at 58.42 73.66 180)
       (effects (font (size 1.27 1.27)) (justify left))
       (uuid fc682c15-1931-46d5-9276-19f448a864e5)
@@ -310,6 +302,14 @@
       (effects (font (size 1.27 1.27)) (justify left))
       (uuid 52f80fab-291e-4f31-b297-afb118b255b3)
     )
+    (pin "EN" input (at 58.42 68.58 180)
+      (effects (font (size 1.27 1.27)) (justify left))
+      (uuid bdd2cea0-3a6d-48b3-ab2d-293506b5062f)
+    )
+    (pin "IO0" input (at 58.42 70.485 180)
+      (effects (font (size 1.27 1.27)) (justify left))
+      (uuid 0b06bcf2-ad8a-4791-a8f4-2c10ba03f098)
+    )
     (instances
       (project "rsim"
         (path "/43fc3289-82a7-492c-a423-3030e10115dc" (page "5"))
@@ -352,10 +352,6 @@
     (property "Sheetfile" "rsim_esp32s2.kicad_sch" (at 59.055 59.0046 0)
       (effects (font (size 1.27 1.27)) (justify left top))
     )
-    (pin "BL" input (at 59.055 42.545 180)
-      (effects (font (size 1.27 1.27)) (justify left))
-      (uuid 9bb0fe66-86db-4411-9c3b-4b5ab86ff1b7)
-    )
     (pin "SIM_I{slash}O" bidirectional (at 59.055 52.07 180)
       (effects (font (size 1.27 1.27)) (justify left))
       (uuid ea915d6f-a7b1-44b4-b68c-358896e78af6)
@@ -376,14 +372,18 @@
       (effects (font (size 1.27 1.27)) (justify left))
       (uuid 9b294b6e-cac3-4cc2-8f9d-aec1dde2f11f)
     )
-    (pin "RST" input (at 59.055 40.64 180)
-      (effects (font (size 1.27 1.27)) (justify left))
-      (uuid 557a2420-7f85-4658-9060-98b0774a5de8)
-    )
     (pin "ADC_VCC" input (at 59.055 55.88 180)
       (effects (font (size 1.27 1.27)) (justify left))
       (uuid 09d4e9d5-20e1-403a-92f4-ac99a494a5bd)
     )
+    (pin "IO0" bidirectional (at 59.055 42.545 180)
+      (effects (font (size 1.27 1.27)) (justify left))
+      (uuid 434826a6-d208-4d1d-ba35-9dccafd8baa4)
+    )
+    (pin "EN" bidirectional (at 59.055 40.64 180)
+      (effects (font (size 1.27 1.27)) (justify left))
+      (uuid 39a96727-a6cc-43e4-b025-e230cc39c6d9)
+    )
     (instances
       (project "rsim"
         (path "/43fc3289-82a7-492c-a423-3030e10115dc" (page "4"))
diff --git a/rsim_esp32s2.kicad_sch b/rsim_esp32s2.kicad_sch
index a9ce7d8..6485b65 100644
--- a/rsim_esp32s2.kicad_sch
+++ b/rsim_esp32s2.kicad_sch
@@ -1513,7 +1513,7 @@
     (effects (font (size 1.27 1.27)) (justify left))
     (uuid 2063b9f5-e768-437f-9139-552b4b5bd8f7)
   )
-  (hierarchical_label "RST" (shape input) (at 123.19 29.21 0) (fields_autoplaced)
+  (hierarchical_label "EN" (shape output) (at 123.19 29.21 0) (fields_autoplaced)
     (effects (font (size 1.27 1.27)) (justify left))
     (uuid 29c25198-20b2-461b-afac-f7acb954421e)
   )
@@ -1521,7 +1521,7 @@
     (effects (font (size 1.27 1.27)) (justify left))
     (uuid 3326d318-708c-49f2-bac4-0a2b97cc526d)
   )
-  (hierarchical_label "BL" (shape input) (at 71.12 31.75 0) (fields_autoplaced)
+  (hierarchical_label "IO0" (shape input) (at 71.12 31.75 0) (fields_autoplaced)
     (effects (font (size 1.27 1.27)) (justify left))
     (uuid 431e11c0-b294-4d7a-9ccd-f8fddb4e20d4)
   )
@@ -1529,11 +1529,11 @@
     (effects (font (size 1.27 1.27)) (justify left))
     (uuid 8e802e48-bc96-488e-b5e6-866af59668a2)
   )
-  (hierarchical_label "BL" (shape input) (at 123.825 50.8 0) (fields_autoplaced)
+  (hierarchical_label "IO0" (shape output) (at 123.825 50.8 0) (fields_autoplaced)
     (effects (font (size 1.27 1.27)) (justify left))
     (uuid 93f5ef18-a702-44d1-a3f4-1c4ed7084872)
   )
-  (hierarchical_label "RST" (shape input) (at 21.59 71.12 180) (fields_autoplaced)
+  (hierarchical_label "EN" (shape input) (at 21.59 71.12 180) (fields_autoplaced)
     (effects (font (size 1.27 1.27)) (justify right))
     (uuid c43b41f7-d35a-4fbe-91b1-60885927269b)
   )
diff --git a/rsim_esp32s3.kicad_sch b/rsim_esp32s3.kicad_sch
index 345b606..bf53ab2 100644
--- a/rsim_esp32s3.kicad_sch
+++ b/rsim_esp32s3.kicad_sch
@@ -661,7 +661,7 @@
     (effects (font (size 1.27 1.27)) (justify left))
     (uuid 048038e3-88f8-477f-bdf7-0752997d7837)
   )
-  (hierarchical_label "BL" (shape input) (at 72.39 32.385 0) (fields_autoplaced)
+  (hierarchical_label "IO0" (shape input) (at 72.39 32.385 0) (fields_autoplaced)
     (effects (font (size 1.27 1.27)) (justify left))
     (uuid 10d191a4-3b61-42c2-9a6b-a836c5abb9bf)
   )
@@ -681,7 +681,7 @@
     (effects (font (size 1.27 1.27)) (justify left))
     (uuid 6e82483a-ef77-4593-a887-4532e5f2d644)
   )
-  (hierarchical_label "RST" (shape input) (at 25.4 70.485 180) (fields_autoplaced)
+  (hierarchical_label "EN" (shape input) (at 25.4 70.485 180) (fields_autoplaced)
     (effects (font (size 1.27 1.27)) (justify right))
     (uuid 76ac282e-b820-421a-88cb-4830d7f00be9)
   )