From e3ea89febc4ae09a58dc04594529d7ea1977c580 Mon Sep 17 00:00:00 2001
From: A10001986 <76924199+realA10001986@users.noreply.github.com>
Date: Mon, 28 Oct 2024 10:13:19 +0100
Subject: [PATCH] Update README.md

---
 DIY/README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/DIY/README.md b/DIY/README.md
index 2757d7c4..10cbb3af 100644
--- a/DIY/README.md
+++ b/DIY/README.md
@@ -207,7 +207,7 @@ For Rotary Encoders, see [here](#hardware-configuration).
 
 ### Connecting props by wire
 
-The TCD can tell other props about a time travel. It does so by setting a pin (IO14, labeled "TT OUT" on Control Boards 1.3 and later) to high or low.
+The TCD can tell other props about a time travel. It does so by setting a pin (IO14, labeled "TT OUT" on Control Boards 1.3 and later) to high or low. "High" is between 2.7V and 3.3V.
 
 ![Wired connection](img/family-wired.png)