- /* Port 3: 7:UC_RX, 6:UC_TX, 5:-, 4:-, 3:UC_SCK, 2:UC_SOMI, 1:UC_SIMO, 0:- */
- P3SEL = 0xc7; /* 1 1 0 0 1 1 1 0 */
- P3OUT = 0x7b; /* 0 1 1 1 1 0 1 1 */
- P3DIR = 0x7b; /* 0 1 1 1 1 0 1 1 */
+ /* Port 3:
+ * 7:UC_RX, 6:UC_TX, 5:-, 4:-, 3:UC_SCK, 2:UC_SOMI, 1:UC_SIMO, 0:-
+ */
+ P3SEL = 0; /* 0 0 0 0 0 0 0 0 */
+ P3OUT = 0x3f; /* 0 0 1 1 1 1 1 1 */
+ P3DIR = 0x4a; /* 0 1 0 0 1 0 1 0 */
+ P3REN = 0xb5; /* 1 0 1 1 0 1 0 1 */