mirror of
https://github.com/RobTillaart/Arduino.git
synced 2024-10-03 18:09:02 -04:00
70 lines
1.2 KiB
C++
70 lines
1.2 KiB
C++
//
|
|
// FILE: tca9548_demo.ino
|
|
// AUTHOR: Rob Tillaart
|
|
// PURPOSE: demo TCA9548 I2C multiplexer
|
|
// DATE: 2021-03-16
|
|
// URL: https://github.com/RobTillaart/TCA9548
|
|
|
|
|
|
#include "TCA9548.h"
|
|
|
|
TCA9548 MP(0x70);
|
|
|
|
|
|
void setup()
|
|
{
|
|
Serial.begin(115200);
|
|
Serial.println(__FILE__);
|
|
Serial.println();
|
|
|
|
Wire.begin();
|
|
if (MP.begin() == false)
|
|
{
|
|
Serial.println("COULD NOT CONNECT");
|
|
}
|
|
|
|
Serial.print("MASK:\t");
|
|
Serial.println(MP.getChannelMask(), HEX);
|
|
for (int chan = 0; chan < 8; chan++)
|
|
{
|
|
Serial.print("PRE:\t");
|
|
Serial.print(MP.isEnabled(chan));
|
|
MP.enableChannel(chan);
|
|
Serial.print("\t");
|
|
Serial.println(MP.isEnabled(chan));
|
|
delay(100);
|
|
}
|
|
Serial.println();
|
|
MP.setChannelMask(0x00);
|
|
|
|
Serial.print("MASK:\t");
|
|
Serial.println(MP.getChannelMask(), HEX);
|
|
for (int chan = 0; chan < 8; chan++)
|
|
{
|
|
MP.enableChannel(chan);
|
|
|
|
Serial.print("MASK:\t");
|
|
Serial.println(MP.getChannelMask(), HEX);
|
|
delay(100);
|
|
}
|
|
for (int chan = 0; chan < 8; chan++)
|
|
{
|
|
MP.disableChannel(chan);
|
|
Serial.print("MASK:\t");
|
|
Serial.println(MP.getChannelMask(), HEX);
|
|
delay(100);
|
|
}
|
|
Serial.println();
|
|
|
|
Serial.println("done...");
|
|
}
|
|
|
|
|
|
void loop()
|
|
{
|
|
}
|
|
|
|
|
|
// -- END OF FILE --
|
|
|