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PCF8574 output pin initialization parameter

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Ash-4 2025-05-02 23:51:15 -05:00
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commit d7e7abb4c5
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7
myHal.cpp_example.txt
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@ -146,6 +146,13 @@ void halSetup() {
//PCF8574::create(200, 8, 0x23, 40);
// Alternative form to initialize 8 pins as output
// INT pin -1, when INT pin is not used
//PCF8574::create(200, 8, 0x23, -1, 255); 8 pins High
//PCF8574::create(200, 8, 0x23, -1, 0); 8 pins Low
//PCF8574::create(200, 8, 0x23, -1, 0b11000010);
// pins listed sequentially from 7 to 0
//=======================================================================
// The following directive defines a PCF8575 16-port I2C GPIO Extender module.