IRTXINV=0, IRRXINV=0, IRE=0
IrDA Control Register
| IRRXINV | IRRXD Polarity Switching 0 (0): IRRXD input is used as received data as is. 1 (1): IRRXD input is used as received data after the polarity is inverted. |
| IRTXINV | IRTXD Polarity Switching 0 (0): Data to be transmitted is output to IRTXD as is. 1 (1): Data to be transmitted is output to IRTXD after the polarity is inverted. |
| IRE | IrDA Enable 0 (0): Serial I/O pins are used for normal serial communication. 1 (1): Serial I/O pins are used for IrDA data communication. |