From 9227291ee374d42f23a68c27fd8c512482fb7eaf Mon Sep 17 00:00:00 2001
From: Renzo Mischianti <renzo.mischianti@gmail.com>
Date: Thu, 1 Feb 2024 18:29:23 +0100
Subject: [PATCH] Add the possibility to insert address at begin() function

---
 PCF8591.cpp        | 5 +++++
 PCF8591.h          | 4 ++--
 README.md          | 1 +
 library.json       | 2 +-
 library.properties | 2 +-
 5 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/PCF8591.cpp b/PCF8591.cpp
index 65ef3b5..ea00f20 100644
--- a/PCF8591.cpp
+++ b/PCF8591.cpp
@@ -140,6 +140,11 @@ PCF8591::PCF8591(uint8_t address, int sda, int scl){
 //
 //#endif
 
+void PCF8591::begin(uint8_t address){
+	_address = address;
+	return PCF8591::begin();
+}
+
 /**
  * wake up i2c controller
  */
diff --git a/PCF8591.h b/PCF8591.h
index 55657e2..ec5dfab 100644
--- a/PCF8591.h
+++ b/PCF8591.h
@@ -112,14 +112,14 @@ class PCF8591 {
 //
 //#endif
 
-	void begin(void);
+	void begin();
+	void begin(uint8_t address);
 	struct AnalogInput analogReadAll(byte readType = SINGLE_ENDED_INPUT);
 	uint8_t analogRead(uint8_t channel, byte readType = SINGLE_ENDED_INPUT);
 	void analogWrite(uint8_t value);
 
 	void voltageWrite(float value, bool microcontrollerReferenceVoltage = true, float referenceVoltage = 5.0);
 	float voltageRead(uint8_t analogPin, bool microcontrollerReferenceVoltage = true, float referenceVoltage = 5.0);
-
 private:
 	TwoWire *_wire;
 
diff --git a/README.md b/README.md
index 57484af..d4f0826 100644
--- a/README.md
+++ b/README.md
@@ -17,6 +17,7 @@ You can find updated version of documentation on my site​ [PCF8591](https://ww
 
 Library to use i2c analog IC with arduino and esp8266. Can read analog value and write analog value with only 2 wire (perfect for ESP-01).
 
+ - 01/02/2024: v1.1.2 Add the possibility to insert address at begin() function 
  - 10/07/2023: v1.1.1 Add support for Arduino UNO R4 
  - 16/02/2023: v1.1.0 
     - Fix STM32 support and add support for Raspberry Pi Pico and other rp2040 boards
diff --git a/library.json b/library.json
index 3077ced..bb27719 100644
--- a/library.json
+++ b/library.json
@@ -1,6 +1,6 @@
 {
   "name": "PCF8591 library",
-  "version": "1.1.1",
+  "version": "1.1.2",
   "keywords": "analog, digital, i2c, encoder, expander, pcf8591, pcf8591a, esp32, esp8266, stm32, SAMD, Arduino, wire, Raspberry, rp2040",
   "description": "PCF8591 library. i2c digital expander for i2c digital expander for Arduino, Raspberry Pi Pico and rp2040 boards, esp32, SMT32 and ESP8266. Can read write digital values with only 2 wire. Very simple to use and encoder support.",
   "homepage": "https://www.mischianti.org/2019/01/03/pcf8591-i2c-analog-i-o-expander/",
diff --git a/library.properties b/library.properties
index 4c95ef0..a91fbd7 100644
--- a/library.properties
+++ b/library.properties
@@ -1,5 +1,5 @@
 name=PCF8591 library
-version=1.1.1
+version=1.1.2
 author=Renzo Mischianti <renzo.mischianti@gmail.com>
 maintainer=Renzo Mischianti <renzo.mischianti@gmail.com>
 sentence=PCF8591, library for Arduino, Raspberry Pi Pico and rp2040 boards, esp32, SMT32 and ESP8266.