ubiq_01
arduino_and_i2c
An Arduino board driving the I2C peripheral that had been connected to a LEGO Mindstorms NXT before - www.flickr.com/photos/56083335@N00/3621104957/ .
We could also use LEGO NXT sensors / actors with the Arduino.
/*
Test program for PCF8574 I2C I/O expander
*/
#include <Wire.h>
#define expander B0100000
void setup() {
Wire.begin();
}
void loop() {
int i;
for (i=0; i <= 9; i++)
{
expanderWrite(i);
delay(1000);
}
}
void expanderWrite(byte _data ) {
Wire.beginTransmission(expander);
Wire.send(_data);
Wire.endTransmission();
}
arduino_and_i2c
An Arduino board driving the I2C peripheral that had been connected to a LEGO Mindstorms NXT before - www.flickr.com/photos/56083335@N00/3621104957/ .
We could also use LEGO NXT sensors / actors with the Arduino.
/*
Test program for PCF8574 I2C I/O expander
*/
#include <Wire.h>
#define expander B0100000
void setup() {
Wire.begin();
}
void loop() {
int i;
for (i=0; i <= 9; i++)
{
expanderWrite(i);
delay(1000);
}
}
void expanderWrite(byte _data ) {
Wire.beginTransmission(expander);
Wire.send(_data);
Wire.endTransmission();
}