Th3maz1ng/ESP8266_swiss_army_board
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Merge branch 'master' of http://web-directories.cf/git/Th3maz1ng/ESP8266_swiss_army_board

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Th3maz1ng 2021-07-25 18:26:48 +02:00
commit e108dd919a
3 changed files with 10 additions and 0 deletions
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7
src/libs/PCF8574/PCF8574.cpp
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@ -104,3 +104,10 @@ void PCF8574::getPinModeAll(boolean array[8])
array[6] = (_pddr & P6) == 0 ? INPUT : OUTPUT; array[6] = (_pddr & P6) == 0 ? INPUT : OUTPUT;
array[7] = (_pddr & P7) == 0 ? INPUT : OUTPUT; array[7] = (_pddr & P7) == 0 ? INPUT : OUTPUT;
} }
void PCF8574::resetIRQ()
{
//We request 1 byte in order to reset the IRQ
_twc.requestFrom((uint8_t)_address,(uint8_t)1,(uint8_t)true);
while(_twc.available())_twc.read();
}

2
src/libs/PCF8574/PCF8574.h
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@ -23,6 +23,8 @@ class PCF8574
boolean getPinMode(Pin pin); boolean getPinMode(Pin pin);
void getPinModeAll(boolean array[8]); void getPinModeAll(boolean array[8]);
void togglePin(Pin pin); void togglePin(Pin pin);
//Reset the IRQ by doing a dummy read
void resetIRQ();
private: private:
TwoWire &_twc; TwoWire &_twc;
uint8_t _address; uint8_t _address;

1
src/libs/PCF8574/keywords.txt
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@ -16,6 +16,7 @@ digitalReadAll KEYWORD2
getPinMode KEYWORD2 getPinMode KEYWORD2
getPinModeAll KEYWORD2 getPinModeAll KEYWORD2
togglePin KEYWORD2 togglePin KEYWORD2
resetIRQ KEYWORD2
####################################### #######################################
# Constants (LITERAL1) # Constants (LITERAL1)