diff --git a/data/registers/cordic_v1.json b/data/registers/cordic_v1.json
index 49087d2..4bf497a 100644
--- a/data/registers/cordic_v1.json
+++ b/data/registers/cordic_v1.json
@@ -39,9 +39,10 @@
       },
       {
         "name": "SCALE",
-        "description": "Scaling factor (2^-n for arguments, 2^n for results).",
+        "description": "Scaling factor.\nInput value has been multiplied by 2^(-n) before for argument.\nOutput value will need to be multiplied by 2^n later for results.",
         "bit_offset": 8,
-        "bit_size": 3
+        "bit_size": 3,
+        "enum": "Scale"
       },
       {
         "name": "IEN",
@@ -247,6 +248,51 @@
       }
     ]
   },
+  "enum/Scale": {
+    "bit_size": 3,
+    "variants": [
+      {
+        "name": "A1_R1",
+        "description": "Argument multiplied by 1, result multiplied by 1",
+        "value": 0
+      },
+      {
+        "name": "A1o2_R2",
+        "description": "Argument multiplied by 1/2, result multiplied by 2",
+        "value": 1
+      },
+      {
+        "name": "A1o4_R4",
+        "description": "Argument multiplied by 1/4, result multiplied by 4",
+        "value": 2
+      },
+      {
+        "name": "A1o8_R8",
+        "description": "Argument multiplied by 1/8, result multiplied by 8",
+        "value": 3
+      },
+      {
+        "name": "A1o16_R16",
+        "description": "Argument multiplied by 1/16, result multiplied by 16",
+        "value": 4
+      },
+      {
+        "name": "A1o32_R32",
+        "description": "Argument multiplied by 1/32, result multiplied by 32",
+        "value": 5
+      },
+      {
+        "name": "A1o64_R64",
+        "description": "Argument multiplied by 1/64, result multiplied by 64",
+        "value": 6
+      },
+      {
+        "name": "A1o128_R128",
+        "description": "Argument multiplied by 1/128, result multiplied by 128",
+        "value": 7
+      }
+    ]
+  },
   "enum/Size": {
     "bit_size": 1,
     "variants": [
diff --git a/data/registers/timer_l0.json b/data/registers/timer_l0.json
index 9147c05..9995be3 100644
--- a/data/registers/timer_l0.json
+++ b/data/registers/timer_l0.json
@@ -206,7 +206,7 @@
         "name": "PSC",
         "description": "prescaler",
         "byte_offset": 40,
-        "fieldset": "PSC_CORE"
+        "bit_size": 16
       },
       {
         "name": "ARR",
@@ -976,17 +976,6 @@
       }
     ]
   },
-  "fieldset/PSC_CORE": {
-    "description": "prescaler",
-    "fields": [
-      {
-        "name": "PSC",
-        "description": "Prescaler value",
-        "bit_offset": 0,
-        "bit_size": 16
-      }
-    ]
-  },
   "fieldset/SMCR_2CH": {
     "description": "slave mode control register",
     "fields": [
diff --git a/data/registers/timer_v1.json b/data/registers/timer_v1.json
index 5d4ecf9..0496923 100644
--- a/data/registers/timer_v1.json
+++ b/data/registers/timer_v1.json
@@ -514,7 +514,7 @@
         "name": "PSC",
         "description": "prescaler",
         "byte_offset": 40,
-        "fieldset": "PSC_CORE"
+        "bit_size": 16
       },
       {
         "name": "ARR",
@@ -1962,17 +1962,6 @@
       }
     ]
   },
-  "fieldset/PSC_CORE": {
-    "description": "prescaler",
-    "fields": [
-      {
-        "name": "PSC",
-        "description": "Prescaler value",
-        "bit_offset": 0,
-        "bit_size": 16
-      }
-    ]
-  },
   "fieldset/RCR_1CH_CMP": {
     "description": "repetition counter register",
     "fields": [
diff --git a/data/registers/timer_v2.json b/data/registers/timer_v2.json
index 4061550..24cd420 100644
--- a/data/registers/timer_v2.json
+++ b/data/registers/timer_v2.json
@@ -540,7 +540,7 @@
         "name": "PSC",
         "description": "prescaler",
         "byte_offset": 40,
-        "fieldset": "PSC_CORE"
+        "bit_size": 16
       },
       {
         "name": "ARR",
@@ -2342,17 +2342,6 @@
       }
     ]
   },
-  "fieldset/PSC_CORE": {
-    "description": "prescaler",
-    "fields": [
-      {
-        "name": "PSC",
-        "description": "Prescaler value",
-        "bit_offset": 0,
-        "bit_size": 16
-      }
-    ]
-  },
   "fieldset/RCR_1CH_CMP": {
     "description": "repetition counter register",
     "fields": [