Maxim Integrated MAX31782 - Manual (Page 102)

MaximIntegrated 11-8
MAX31782 User’s Guide
Revision 0; 8/11
11.4GPIOCodeExample
//set pin 6.4 as a high output
PD6 |= 0x10;
//set direction PD6.4 to 1 for an output
PO6 |= 0x10; //set the output PO6.4 high
//set pin 6.4 as a high-impedance input
PD6 &= ~0x10;
//set direction PD6.4 to 0 for input
PO6 &= ~0x10; //set PO6.4 low to disable weak pullup
//enable the pin 6.4 weak pullup
PD6 &= ~0x10;
//set direction PD6.4 to 0 for input
PO6 |= 0x10; //set PO6.4 high to enable weak pullup