From 280dc9cf2ce8352a15b1975e0dd44106ee1127e4 Mon Sep 17 00:00:00 2001
From: serek4 <jacezarem@gmail.com>
Date: Fri, 30 Jul 2021 19:32:30 +0200
Subject: [PATCH] added README.md

---
 README.md | 4 ++++
 1 file changed, 4 insertions(+)
 create mode 100644 README.md

diff --git a/README.md b/README.md
new file mode 100644
index 0000000..5684550
--- /dev/null
+++ b/README.md
@@ -0,0 +1,4 @@
+# libraries
+
+## PCF8574 I2C I/O expansion
+- [PCF8574.h](https://github.com/xreef/PCF8574_library)