C8051F99X_10 Datasheet, PDF (221/322 Pages) Silicon Laboratories – Ultra Low Power, 8-2 kB Flash, Capacitive Sensing MCU

C8051F99x-C8051F98x
SFR Definition 21.2. XBR1: Port I/O Crossbar Register 1
Bit
7
6
5
4
3
2
1
0
Name
T1E
T0E
ECIE
PCA0ME[2:0]
Type ^R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset
0
0
0
0
0
0
0
0
SFR Page = 0x0; SFR Address = 0xE2
Bit
Name
Function
7:6 Unused Read = 00b; Write = Don’t Care.
5
T1E _{Timer1 Input Enable.}
0: T1 input unavailable at Port pin.
1: T1 input routed to Port pin.
4
T0E _{Timer0 Input Enable.}
0: T0 input unavailable at Port pin.
1: T0 input routed to Port pin.
3
ECIE _{PCA0 External Counter Input (ECI) Enable.}
0: PCA0 external counter input unavailable at Port pin.
1: PCA0 external counter input routed to Port pin.
2:0 PCA0ME _{PCA0 Module I/O Enable.}
000: All PCA0 I/O unavailable at Port pin.
001: CEX0 routed to Port pin.
010: CEX0, CEX1 routed to Port pins.
011: CEX0, CEX1, CEX2 routed to Port pins.
100: Reserved.
101: Reserved.
110: Reserved.
111: Reserved.
Rev. 1.0
221