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Add the possibility to insert address at begin()

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This commit is contained in:
Renzo Mischianti 2024-02-01 18:27:38 +01:00
parent dac17ed3bc
commit fb05aecc88
6 changed files with 12 additions and 4 deletions
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6
PCF8574.cpp
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@ -181,6 +181,12 @@ 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 * wake up i2c controller
*/ */

3
PCF8574.h
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@ -2,7 +2,7 @@
* PCF8574 GPIO Port Expand * PCF8574 GPIO Port Expand
* *
* AUTHOR: Renzo Mischianti * AUTHOR: Renzo Mischianti
* VERSION: 2.3.6 * VERSION: 2.3.7
* *
* https://www.mischianti.org/2019/01/02/pcf8574-i2c-digital-i-o-expander-fast-easy-usage/ * https://www.mischianti.org/2019/01/02/pcf8574-i2c-digital-i-o-expander-fast-easy-usage/
* *
@ -125,6 +125,7 @@ public:
#endif #endif
bool begin(); bool begin();
bool begin(uint8_t address);
void pinMode(uint8_t pin, uint8_t mode, uint8_t output_start = HIGH); void pinMode(uint8_t pin, uint8_t mode, uint8_t output_start = HIGH);
void encoder(uint8_t pinA, uint8_t pinB); void encoder(uint8_t pinA, uint8_t pinB);

2
PCF8574_library.h
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@ -2,7 +2,7 @@
* PCF8574 GPIO Port Expand * PCF8574 GPIO Port Expand
* *
* AUTHOR: Renzo Mischianti * AUTHOR: Renzo Mischianti
* VERSION: 2.3.6 * VERSION: 2.3.7
* *
* https://www.mischianti.org/2019/01/02/pcf8574-i2c-digital-i-o-expander-fast-easy-usage/ * https://www.mischianti.org/2019/01/02/pcf8574-i2c-digital-i-o-expander-fast-easy-usage/
* *

1
README.md
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@ -18,6 +18,7 @@
#### 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. #### 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 ## 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 - 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 - 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/). - 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/).

2
library.json
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@ -1,6 +1,6 @@
{ {
"name": "PCF8574 library", "name": "PCF8574 library",
"version": "2.3.6", "version": "2.3.7",
"keywords": "digital, i2c, encoder, expander, pcf8574, pcf8574a, esp32, esp8266, stm32, SAMD, Arduino, wire, rp2040, Raspberry", "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.", "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/", "homepage": "https://www.mischianti.org/category/my-libraries/pcf8574/",

2
library.properties
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@ -1,5 +1,5 @@
name=PCF8574 library name=PCF8574 library
version=2.3.6 version=2.3.7
author=Renzo Mischianti <renzo.mischianti@gmail.com> author=Renzo Mischianti <renzo.mischianti@gmail.com>
maintainer=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 sentence=Most starred PCF8574 library for Arduino (standard and SAMD), Raspberry Pi Pico and rp2040 boards, ESP8266, smt32 and esp32