C8051F54X_14 Datasheet, PDF (165/275 Pages) Silicon Laboratories – Mixed Signal ISP Flash MCU Family

C8051F54x
SFR Definition 18.19. P1SKIP: Port 1 Skip
Bit
7
6
5
4
3
2
1
0
Name
P1SKIP[7:0]
Type
R/W
Reset
0
0
0
0
0
0
0
0
SFR Address = 0xD5; SFR Page = 0x0F
Bit
Name
Function
7:0 P1SKIP[7:0] Port 1 Crossbar Skip Enable Bits.
These bits select Port 1 pins to be skipped by the Crossbar Decoder. Port pins
used for analog, special functions or GPIO should be skipped by the Crossbar.
0: Corresponding P1.n pin is not skipped by the Crossbar.
1: Corresponding P1.n pin is skipped by the Crossbar.
SFR Definition 18.20. P2: Port 2
Bit
7
6
5
4
3
2
1
0
Name
P2[7:0]
Type
R/W
Reset
1
1
1
1
1
1
1
1
SFR Address = 0xA0; SFR Page = All Pages; Bit-Addressable
Bit Name
Description
Write
Read
7:0 P2[7:0] Port 2Data.
0: Set output latch to logic 0: P2.n Port pin is logic
Sets the Port latch logic
LOW.
LOW.
value or reads the Port pin ^{1: Set output latch to logic 1: P2.n Port pin is logic}
logic state in Port cells con- ^HIGH.
HIGH.
figured for digital I/O.
Note: P2.2-P2.7 are only available on the 32-pin packages.
Rev. 1.1
165