mirror of
https://github.com/IoTManagerProject/IoTManager.git
synced 2026-03-26 22:22:16 +03:00
Добавляем модуль PCF8574
This commit is contained in:
87
src/modules/exec/Pcf8574/Pcf8574.cpp
Normal file
87
src/modules/exec/Pcf8574/Pcf8574.cpp
Normal file
@@ -0,0 +1,87 @@
|
||||
#include "Global.h"
|
||||
#include "classes/IoTItem.h"
|
||||
#include "classes/IoTGpio.h"
|
||||
#include <Adafruit_PCF8574.h>
|
||||
|
||||
/* Example for 8 input buttons that are connected from the GPIO expander pins to ground.
|
||||
* Note the buttons must be connected with the other side of the switch to GROUND. There is
|
||||
* a built in pull-up 'resistor' on each input, but no pull-down resistor capability.
|
||||
*/
|
||||
|
||||
void scanI2C();
|
||||
|
||||
class Pcf8574Driver : public IoTGpio {
|
||||
private:
|
||||
Adafruit_PCF8574 _pcf;
|
||||
|
||||
public:
|
||||
Pcf8574Driver(int index, String addr) : IoTGpio(index) {
|
||||
if (!_pcf.begin(hexStringToUint8(addr))) {
|
||||
Serial.println("PCF8574 Init Error.");
|
||||
}
|
||||
}
|
||||
|
||||
void pinMode(uint8_t pin, uint8_t mode) {
|
||||
_pcf.pinMode(pin, mode);
|
||||
}
|
||||
|
||||
void digitalWrite(uint8_t pin, uint8_t val) {
|
||||
_pcf.digitalWrite(pin, val);
|
||||
}
|
||||
|
||||
int digitalRead(uint8_t pin) {
|
||||
return _pcf.digitalRead(pin);
|
||||
}
|
||||
|
||||
void digitalInvert(uint8_t pin) {
|
||||
_pcf.digitalWrite(pin, 1 - _pcf.digitalRead(pin));
|
||||
}
|
||||
|
||||
~Pcf8574Driver() {};
|
||||
};
|
||||
|
||||
|
||||
class Pcf8574 : public IoTItem {
|
||||
private:
|
||||
Pcf8574Driver* _driver;
|
||||
|
||||
public:
|
||||
Pcf8574(String parameters) : IoTItem(parameters) {
|
||||
_driver = nullptr;
|
||||
|
||||
String addr;
|
||||
jsonRead(parameters, "addr", addr);
|
||||
if (addr == "") {
|
||||
scanI2C();
|
||||
return;
|
||||
}
|
||||
|
||||
int index;
|
||||
jsonRead(parameters, "index", index);
|
||||
if (index > 4) {
|
||||
Serial.println("Pcf8574 wrong index. Must be 0 - 4");
|
||||
return;
|
||||
}
|
||||
|
||||
_driver = new Pcf8574Driver(index, addr);
|
||||
}
|
||||
|
||||
void doByInterval() {}
|
||||
|
||||
//возвращает ссылку на экземпляр класса Pcf8574Driver
|
||||
IoTGpio* getGpioDriver() {
|
||||
return _driver;
|
||||
}
|
||||
|
||||
~Pcf8574() {
|
||||
delete _driver;
|
||||
};
|
||||
};
|
||||
|
||||
void* getAPI_Pcf8574(String subtype, String param) {
|
||||
if (subtype == F("Pcf8574")) {
|
||||
return new Pcf8574(param);
|
||||
} else {
|
||||
return nullptr;
|
||||
}
|
||||
}
|
||||
44
src/modules/exec/Pcf8574/modinfo.json
Normal file
44
src/modules/exec/Pcf8574/modinfo.json
Normal file
@@ -0,0 +1,44 @@
|
||||
{
|
||||
"menuSection": "Исполнительные устройства",
|
||||
|
||||
"configItem": [{
|
||||
"name": "Расширитель портов Pcf8574",
|
||||
"type": "Reading",
|
||||
"subtype": "Pcf8574",
|
||||
"id": "Pcf",
|
||||
"widget": "",
|
||||
"page": "",
|
||||
"descr": "",
|
||||
"int": "0",
|
||||
"addr": "0x20",
|
||||
"index": 1
|
||||
}],
|
||||
|
||||
"about": {
|
||||
"authorName": "Serghei Crasnicov",
|
||||
"authorContact": "https://t.me/Serghei63",
|
||||
"authorGit": "https://github.com/Serghei63",
|
||||
"specialThanks": "Ilya Belyakov @Biveraxe , @AEV_LAB ",
|
||||
"moduleName": "Pcf8574",
|
||||
"moduleVersion": "1.0",
|
||||
"moduleDesc": "Добавляет в систему дополнительные GPIO для элементов, которые поддерживают такую функцию.",
|
||||
"propInfo": {
|
||||
"int": "Не используется",
|
||||
"addr": "Адрес устройства на шине, обычно 0x20",
|
||||
"index": "Значения от 1 до 4, где при выборе 1 будет нумерация pin 100-115, при выборе 2 200-215 и т.д."
|
||||
}
|
||||
},
|
||||
|
||||
"defActive": true,
|
||||
|
||||
"devices": {
|
||||
"esp32_4mb": [
|
||||
"adafruit/Adafruit PCF8574@^1.0.0",
|
||||
"adafruit/Adafruit BusIO @ ^1.13.0"
|
||||
],
|
||||
"esp8266_4mb": [
|
||||
"adafruit/Adafruit PCF8574@^1.0.0",
|
||||
"adafruit/Adafruit BusIO @ ^1.13.0"
|
||||
]
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user