ss
Dependencies: WS2812 PixelArray Adafruit_GFX
PCF8574.cpp
- Committer:
- eunsong
- Date:
- 2019-06-15
- Revision:
- 0:27e31cadeb36
File content as of revision 0:27e31cadeb36:
#include "PCF8574.h" #include "mbed.h" PCF8574::PCF8574(PinName sda, PinName scl, int address) : _i2c(sda, scl) { _address = address; _i2c.frequency(100000); } int PCF8574::read() { char foo[1]; _i2c.read(_address, foo, 1); return foo[0]; } void PCF8574::write(int data) { char foo[1]; foo[0] = data; _i2c.write(_address, foo, 1); }