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fix I2C case where using different pins would not work with libs calling begin internally

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if you call Wire.begin(new_sda, new_scl) and your library calls
internally Wire.begin() this will overwrite the SDA,SCL pins to the
default ones
This commit is contained in:
John Doe 2015-06-20 21:57:09 +03:00
parent 5baed4061e
commit 80d5508b73
1 changed files with 2 additions and 0 deletions
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2
libraries/Wire/Wire.cpp
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@ -55,6 +55,8 @@ TwoWire::TwoWire(){}
// Public Methods ////////////////////////////////////////////////////////////// // Public Methods //////////////////////////////////////////////////////////////
void TwoWire::begin(int sda, int scl){ void TwoWire::begin(int sda, int scl){
default_sda_pin = sda;
default_scl_pin = scl;
twi_init(sda, scl); twi_init(sda, scl);
flush(); flush();
} }