Merge pull request esp8266#1610 from WereCatf/patch-1

Add PCF8574 - library to the list.
ukaszenko · Feb 10, 2016 · 8bbc8d6 · 8bbc8d6
2 parents 0550e72 + 93a40d8
commit 8bbc8d6
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diff --git a/doc/libraries.md b/doc/libraries.md
@@ -157,3 +157,4 @@ Libraries that don't rely on low-level access to AVR registers should work well.
 - [WiFiManager](https://github.com/tzapu/WiFiManager) - WiFi Connection manager with web captive portal. If it can't connect, it starts AP mode and a configuration portal so you can choose and enter WiFi credentials.
 - [OneWire](https://github.com/PaulStoffregen/OneWire) - Library for Dallas/Maxim 1-Wire Chips.
 - [Adafruit-PCD8544-Nokia-5110-LCD-Library](https://github.com/WereCatf/Adafruit-PCD8544-Nokia-5110-LCD-library) - Port of the Adafruit PCD8544 - library for the ESP8266.
+- [PCF8574_ESP](https://github.com/WereCatf/PCF8574_ESP) - A very simplistic library for using the PCF8574/PCF8574A I2C 8-pin GPIO-expander.