16.14.3 TRISx
Important: 
            
- The TRIS bit associated with the
                     MCLR pin is Read-Only and the value is
                     1.
- Refer to the “Pin Allocation Table” for details about MCLR pin and pin availability per port.
| Name: | TRISx | 
| Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
| TRISx7 | TRISx6 | TRISx5 | TRISx4 | TRISx3 | TRISx2 | TRISx1 | TRISx0 | ||
| Access | R/W | R/W | R/W | R/W | R/W | R/W | R/W | R/W | |
| Reset | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 
Bits 0, 1, 2, 3, 4, 5, 6, 7 – TRISxn Port I/O Tri-state Control
| Value | Description | 
|---|---|
| 1 | PORTx output driver is disabled. PORTx pin configured as an input (tri-stated) | 
| 0 | PORTx output driver is enabled. PORTx pin configured as an output | 
