diff --git a/firmware/config/boards/proteus/mapping.yaml b/firmware/config/boards/proteus/mapping.yaml
index e98c5c1bca..144d906d63 100644
--- a/firmware/config/boards/proteus/mapping.yaml
+++ b/firmware/config/boards/proteus/mapping.yaml
@@ -43,14 +43,14 @@ outputs:
   GPIOD_14: "Highside 4"    # pin 14/black35
 
 event_inputs:
-  GPIOC_6:  "Digital 1"
-  GPIOE_11: "Digital 2"
-  GPIOE_12: "Digital 3"
-  GPIOE_13: "Digital 4"
-  GPIOE_14: "Digital 5"
-  GPIOE_15: "Digital 6"
-  GPIOE_7:  "VR 1"
-  GPIOE_8:  "VR 2"
+  GPIOC_6:  "Digital 1"     # pin 10/black23
+  GPIOE_11: "Digital 2"     # pin  1/black23
+  GPIOE_12: "Digital 3"     # pin  2/black23
+  GPIOE_13: "Digital 4"     # pin  3/black23
+  GPIOE_14: "Digital 5"     # pin  9/black23
+  GPIOE_15: "Digital 6"     # pin 11/black23
+  GPIOE_7:  "VR 1"          # pin 5+13/black23
+  GPIOE_8:  "VR 2"          # pin 4+12/black23
 
 switch_inputs:
   GPIOC_6:  "Digital 1"
diff --git a/firmware/config/engines/mazda_miata_vvt.cpp b/firmware/config/engines/mazda_miata_vvt.cpp
index 7c0ae5c7d7..925556d418 100644
--- a/firmware/config/engines/mazda_miata_vvt.cpp
+++ b/firmware/config/engines/mazda_miata_vvt.cpp
@@ -756,13 +756,13 @@ void setMiataNB2_Proteus_TCU(DECLARE_CONFIG_PARAMETER_SIGNATURE) {
 void setMiataNB2_ProteusEngineConfiguration(DECLARE_CONFIG_PARAMETER_SIGNATURE) {
     setMazdaMiataEngineNB2Defaults(PASS_CONFIG_PARAMETER_SIGNATURE);
 
-    engineConfiguration->triggerInputPins[0] = GPIOC_6;
+    engineConfiguration->triggerInputPins[0] = GPIOC_6;                     // pin 10/black23
     engineConfiguration->triggerInputPins[1] = GPIO_UNASSIGNED;
-    engineConfiguration->camInputs[0] = GPIOE_11;
+    engineConfiguration->camInputs[0] = GPIOE_11;                           // pin  1/black23
 
-    engineConfiguration->alternatorControlPin = GPIOA_8;
+    engineConfiguration->alternatorControlPin = GPIOA_8;  // "Highside 2"    # pin 1/black35
 
-    engineConfiguration->auxPidPins[0] = GPIOB_5; // VVT solenoid control
+    engineConfiguration->auxPidPins[0] = GPIOB_5; // VVT solenoid control # pin 8/black35
 
     // high-side driver with +12v VP jumper
     engineConfiguration->tachOutputPin = GPIOA_9; // tachometer
@@ -779,10 +779,10 @@ void setMiataNB2_ProteusEngineConfiguration(DECLARE_CONFIG_PARAMETER_SIGNATURE)
     engineConfiguration->injectionMode = IM_SEQUENTIAL;
 
 
-    engineConfiguration->injectionPins[0] = GPIOD_7; // BLU
-    engineConfiguration->injectionPins[1] = GPIOG_9; // BLK
-    engineConfiguration->injectionPins[2] = GPIOG_10; // GRN
-    engineConfiguration->injectionPins[3] = GPIOG_11; // WHT
+    engineConfiguration->injectionPins[0] = GPIOD_7;  // BLU  # pin 3/black35
+    engineConfiguration->injectionPins[1] = GPIOG_9;  // BLK  # pin 15/black35
+    engineConfiguration->injectionPins[2] = GPIOG_10; // GRN  # pin 4/black35
+    engineConfiguration->injectionPins[3] = GPIOG_11; // WHT  # pin 16/black35
     engineConfiguration->injectionPinMode = OM_DEFAULT;