Mirrored_Repos/PCF8574_library
1
0
Fork 0
mirror of https://github.com/xreef/PCF8574_library.git synced 2024-08-30 18:12:18 +00:00
Code Issues Packages Projects Releases Wiki Activity

Compare commits

...

2 Commits
v2.3.5 ... master

Author SHA1 Message Date
Renzo Mischianti
fb05aecc88 Add the possibility to insert address at begin() 2024-02-01 18:27:38 +01:00
Renzo Mischianti
dac17ed3bc Add Arduino UNO R4 support 2023-07-11 07:47:22 +02:00
7 changed files with 108 additions and 9 deletions

90
.project

@ -5,7 +5,97 @@
<projects>
</projects>
<buildSpec>
<buildCommand>
<name>org.eclipse.cdt.make.core.makeBuilder</name>
<triggers>clean,full,incremental,</triggers>
<arguments>
<dictionary>
<key>org.eclipse.cdt.core.errorOutputParser</key>
<value>org.eclipse.cdt.autotools.core.ErrorParser;org.eclipse.cdt.core.GASErrorParser;org.eclipse.cdt.core.GLDErrorParser;org.eclipse.cdt.core.GCCErrorParser;org.eclipse.cdt.core.GmakeErrorParser;org.eclipse.cdt.core.VCErrorParser;org.eclipse.cdt.core.CWDLocator;org.eclipse.cdt.core.MakeErrorParser;</value>
</dictionary>
<dictionary>
<key>org.eclipse.cdt.make.core.append_environment</key>
<value>true</value>
</dictionary>
<dictionary>
<key>org.eclipse.cdt.make.core.build.arguments</key>
<value></value>
</dictionary>
<dictionary>
<key>org.eclipse.cdt.make.core.build.command</key>
<value>make</value>
</dictionary>
<dictionary>
<key>org.eclipse.cdt.make.core.build.target.auto</key>
<value>all</value>
</dictionary>
<dictionary>
<key>org.eclipse.cdt.make.core.build.target.clean</key>
<value>clean</value>
</dictionary>
<dictionary>
<key>org.eclipse.cdt.make.core.build.target.inc</key>
<value>all</value>
</dictionary>
<dictionary>
<key>org.eclipse.cdt.make.core.enableAutoBuild</key>
<value>false</value>
</dictionary>
<dictionary>
<key>org.eclipse.cdt.make.core.enableCleanBuild</key>
<value>true</value>
</dictionary>
<dictionary>
<key>org.eclipse.cdt.make.core.enableFullBuild</key>
<value>true</value>
</dictionary>
<dictionary>
<key>org.eclipse.cdt.make.core.enabledIncrementalBuild</key>
<value>true</value>
</dictionary>
<dictionary>
<key>org.eclipse.cdt.make.core.environment</key>
<value></value>
</dictionary>
<dictionary>
<key>org.eclipse.cdt.make.core.stopOnError</key>
<value>false</value>
</dictionary>
<dictionary>
<key>org.eclipse.cdt.make.core.useDefaultBuildCmd</key>
<value>true</value>
</dictionary>
</arguments>
</buildCommand>
<buildCommand>
<name>org.eclipse.cdt.autotools.core.genmakebuilderV2</name>
<arguments>
</arguments>
</buildCommand>
<buildCommand>
<name>org.eclipse.cdt.managedbuilder.core.genmakebuilder</name>
<arguments>
</arguments>
</buildCommand>
<buildCommand>
<name>io.sloeber.core.inoToCpp</name>
<arguments>
</arguments>
</buildCommand>
<buildCommand>
<name>org.eclipse.cdt.codan.core.codanBuilder</name>
<arguments>
</arguments>
</buildCommand>
</buildSpec>
<natures>
<nature>io.sloeber.arduinonature</nature>
<nature>org.eclipse.cdt.core.cnature</nature>
<nature>org.eclipse.cdt.managedbuilder.core.managedBuildNature</nature>
<nature>org.eclipse.cdt.core.ccnature</nature>
<nature>org.eclipse.cdt.autotools.core.autotoolsNatureV2</nature>
<nature>org.eclipse.cdt.make.core.makeNature</nature>
<nature>org.eclipse.cdt.codan.core.codanNature</nature>
<nature>org.eclipse.cdt.make.core.cfgSupportNature</nature>
</natures>
</projectDescription>

12
PCF8574.cpp

@ -53,7 +53,7 @@ PCF8574::PCF8574(uint8_t address, uint8_t interruptPin, void (*interruptFunctio
_usingInterrupt = true;
};
#if !defined(__AVR) && !defined(ARDUINO_ARCH_SAMD) && !defined(TEENSYDUINO)
#if !defined(__AVR) && !defined(ARDUINO_ARCH_SAMD) && !defined(TEENSYDUINO) && !defined(ARDUINO_ARCH_RENESAS)
/**
* Constructor
* @param address: i2c address
@ -90,7 +90,7 @@ PCF8574::PCF8574(uint8_t address, uint8_t interruptPin, void (*interruptFunctio
};
#endif
#if defined(ESP32) || defined(ARDUINO_ARCH_SAMD)|| defined(ARDUINO_ARCH_RP2040) || defined(ARDUINO_ARCH_STM32)
#if defined(ESP32) || defined(ARDUINO_ARCH_SAMD)|| defined(ARDUINO_ARCH_RP2040) || defined(ARDUINO_ARCH_STM32) || defined(ARDUINO_ARCH_RENESAS)
/**
* Constructor
* @param address: i2c address
@ -181,12 +181,18 @@ PCF8574::PCF8574(uint8_t address, uint8_t interruptPin, void (*interruptFunctio
}
bool PCF8574::begin(uint8_t address){
_address = address;
return PCF8574::begin();
}
/**
* wake up i2c controller
*/
bool PCF8574::begin(){
this->transmissionStatus = 4;
#if !defined(__AVR) && !defined(ARDUINO_ARCH_SAMD) && !defined(TEENSYDUINO)
#if !defined(__AVR) && !defined(ARDUINO_ARCH_SAMD) && !defined(TEENSYDUINO) && !defined(ARDUINO_ARCH_RENESAS)
DEBUG_PRINT(F("begin(sda, scl) -> "));DEBUG_PRINT(_sda);DEBUG_PRINT(F(" "));DEBUG_PRINTLN(_scl);
// _wire->begin(_sda, _scl);
#ifdef ARDUINO_ARCH_STM32

7
PCF8574.h

@ -2,7 +2,7 @@
* PCF8574 GPIO Port Expand
*
* AUTHOR: Renzo Mischianti
* VERSION: 2.3.5
* VERSION: 2.3.7
*
* https://www.mischianti.org/2019/01/02/pcf8574-i2c-digital-i-o-expander-fast-easy-usage/
*
@ -109,12 +109,12 @@ public:
PCF8574(uint8_t address);
PCF8574(uint8_t address, uint8_t interruptPin, void (*interruptFunction)() );
#if !defined(__AVR) && !defined(ARDUINO_ARCH_SAMD) && !defined(TEENSYDUINO)
#if !defined(__AVR) && !defined(ARDUINO_ARCH_SAMD) && !defined(TEENSYDUINO) && !defined(ARDUINO_ARCH_RENESAS)
PCF8574(uint8_t address, int sda, int scl);
PCF8574(uint8_t address, int sda, int scl, uint8_t interruptPin, void (*interruptFunction)());
#endif
#if defined(ESP32) || defined(ARDUINO_ARCH_SAMD) || defined(ARDUINO_ARCH_RP2040) || defined(ARDUINO_ARCH_STM32)
#if defined(ESP32) || defined(ARDUINO_ARCH_SAMD) || defined(ARDUINO_ARCH_RP2040) || defined(ARDUINO_ARCH_STM32) || defined(ARDUINO_ARCH_RENESAS)
///// changes for second i2c bus
PCF8574(TwoWire *pWire, uint8_t address);
PCF8574(TwoWire *pWire, uint8_t address, uint8_t interruptPin, void (*interruptFunction)() );
@ -125,6 +125,7 @@ public:
#endif
bool begin();
bool begin(uint8_t address);
void pinMode(uint8_t pin, uint8_t mode, uint8_t output_start = HIGH);
void encoder(uint8_t pinA, uint8_t pinB);

2
PCF8574_library.h

@ -2,7 +2,7 @@
* PCF8574 GPIO Port Expand
*
* AUTHOR: Renzo Mischianti
* VERSION: 2.3.5
* VERSION: 2.3.7
*
* https://www.mischianti.org/2019/01/02/pcf8574-i2c-digital-i-o-expander-fast-easy-usage/
*

2
README.md

@ -18,6 +18,8 @@
#### If you need more pins [here](https://www.mischianti.org/2019/07/22/pcf8575-i2c-16-bit-digital-i-o-expander/) you can find the pcf8575 16bit version of the IC.
## Changelog
- 01/02/2024: v2.3.7 Add the possibility to insert address at begin()
- 10/07/2023: v2.3.6 Support for Arduino UNO R4
- 08/02/2023: v2.3.5 Fix STM32 support and add support for Raspberry Pi Pico and other rp2040 boards
- 10/08/2022: v2.3.4 Add support for custom SERCOM interface of Arduino SAMD devices. Force SDA SCL to use GPIO numeration for STM32 bug (https://www.mischianti.org/forums/topic/compatible-with-stm32duino/).
- 28/07/2022: v2.3.3 Force SDA SCL to use GPIO numeration (https://www.mischianti.org/forums/topic/cannot-set-sda-clk-on-esp8266/).

2
library.json

@ -1,6 +1,6 @@
{
"name": "PCF8574 library",
"version": "2.3.5",
"version": "2.3.7",
"keywords": "digital, i2c, encoder, expander, pcf8574, pcf8574a, esp32, esp8266, stm32, SAMD, Arduino, wire, rp2040, Raspberry",
"description": "Most starred PCF8574 library. 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/category/my-libraries/pcf8574/",

2
library.properties

@ -1,5 +1,5 @@
name=PCF8574 library
version=2.3.5
version=2.3.7
author=Renzo Mischianti <renzo.mischianti@gmail.com>
maintainer=Renzo Mischianti <renzo.mischianti@gmail.com>
sentence=Most starred PCF8574 library for Arduino (standard and SAMD), Raspberry Pi Pico and rp2040 boards, ESP8266, smt32 and esp32