diff --git a/TommyPROM/PromDevice8755A.cpp b/TommyPROM/PromDevice8755A.cpp
index aafde59..b6ef95e 100644
--- a/TommyPROM/PromDevice8755A.cpp
+++ b/TommyPROM/PromDevice8755A.cpp
@@ -2,9 +2,9 @@
#if defined(PROM_IS_8755A)
-#define CE2 A0
+#define CE1 A0
#define RD A1
-#define CE1 A2
+#define CE2 A2
#define AD10 A3
#define AD9 A4
#define AD8 A5
diff --git a/docs/TommyPROM-8755A-sch.png b/docs/TommyPROM-8755A-sch.png
index 35aebb6..b328c60 100644
Binary files a/docs/TommyPROM-8755A-sch.png and b/docs/TommyPROM-8755A-sch.png differ
diff --git a/hardware/TommyPROM-8755A Nano.sch b/hardware/TommyPROM-8755A Nano.sch
index 30b79ad..3484688 100644
--- a/hardware/TommyPROM-8755A Nano.sch
+++ b/hardware/TommyPROM-8755A Nano.sch
@@ -7248,7 +7248,7 @@ to compensate for the voltage loss from D1 and Q2.
-
+
@@ -7280,7 +7280,7 @@ to compensate for the voltage loss from D1 and Q2.
-
+