From f602401dc88edba025c1efbf342ab1924ac2ba2c Mon Sep 17 00:00:00 2001
From: arc <zleyyij@users.noreply.github.com>
Date: Fri, 10 Jan 2025 09:57:03 -0700
Subject: [PATCH] vault backup: 2025-01-10 09:57:03

---
 .obsidian/plugins/obsidian-git/data.json      | 27 +++++++++++++++++++
 .../ECE2700/Binary Logic.md                   | 18 ++++++++++++-
 2 files changed, 44 insertions(+), 1 deletion(-)

diff --git a/.obsidian/plugins/obsidian-git/data.json b/.obsidian/plugins/obsidian-git/data.json
index e69de29..bef4c6e 100644
--- a/.obsidian/plugins/obsidian-git/data.json
+++ b/.obsidian/plugins/obsidian-git/data.json
@@ -0,0 +1,27 @@
+{
+  "commitMessage": "vault backup: {{date}}",
+  "autoCommitMessage": "vault backup: {{date}}",
+  "commitDateFormat": "YYYY-MM-DD HH:mm:ss",
+  "autoSaveInterval": 5,
+  "autoPushInterval": 0,
+  "autoPullInterval": 5,
+  "autoPullOnBoot": true,
+  "disablePush": false,
+  "pullBeforePush": true,
+  "disablePopups": false,
+  "listChangedFilesInMessageBody": false,
+  "showStatusBar": true,
+  "updateSubmodules": false,
+  "syncMethod": "merge",
+  "customMessageOnAutoBackup": false,
+  "autoBackupAfterFileChange": false,
+  "treeStructure": false,
+  "refreshSourceControl": true,
+  "basePath": "",
+  "differentIntervalCommitAndPush": false,
+  "changedFilesInStatusBar": false,
+  "showedMobileNotice": true,
+  "refreshSourceControlTimer": 7000,
+  "showBranchStatusBar": true,
+  "setLastSaveToLastCommit": false
+}
\ No newline at end of file
diff --git a/education/computer engineering/ECE2700/Binary Logic.md b/education/computer engineering/ECE2700/Binary Logic.md
index c31ddde..c1dd14f 100644
--- a/education/computer engineering/ECE2700/Binary Logic.md	
+++ b/education/computer engineering/ECE2700/Binary Logic.md	
@@ -63,5 +63,21 @@ A NOR gate outputs a one if neither gate is enabled.
 | 1     | 0     | 0     |
 | 1     | 1     | 0     |
 ## Mathematical Expression
+A NOR operation is expressed using a bar over an OR operation.
+$$ y = \overline{x_1 + x_2} $$
+# XOR Gate
+An XOR gate is on if one input is enabled, but *not* both (exclusively one or the other).
 
-$$ y = \overline{x_1 + x_2} $$
\ No newline at end of file
+## Truth Table
+| $x_1$ | $x_2$ | $y$ |
+| ----- | ----- | --- |
+| 0     | 0     | 0   |
+| 0     | 1     | 1   |
+| 1     | 0     | 1   |
+| 1     | 1     | 0   |
+## Mathematical Expression
+An XOR operation is expressed using a circle around an addition symbol:
+$$ y = x_1 \oplus x_2 $$
+
+## XNOR Gate
+An XNOR gate is on