Sfr Definition 22.11. P0Skip: Port 0 Skip; Sfr Definition 22.12. P1: Port 1 - Silicon Laboratories C8051T620 Manual

C8051T620/1/6/7 & C8051T320/1/2/3

SFR Definition 22.11. P0SKIP: Port 0 Skip

Bit 7
Name
Type
Reset 0
SFR Address = 0xD4
Bit Name
7:0 P0SKIP[7:0] Port 0 Crossbar Skip Enable Bits.
These bits select Port 0 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 P0.n pin is not skipped by the Crossbar.
1: Corresponding P0.n pin is skipped by the Crossbar.

SFR Definition 22.12. P1: Port 1

Bit 7
Name
Type
Reset 1
SFR Address = 0x90; Bit-Addressable
Bit Name
7:0 P1[7:0] Port 1 Data.
Sets the Port latch logic
value or reads the Port pin
logic state in Port cells con-
figured for digital I/O.
154
6 5 4
P0SKIP[7:0]
0 0 0
6 5 4
1 1 1
Description
0: Set output latch to logic
LOW.
1: Set output latch to logic
HIGH.
Rev. 1.2
3 2
R/W
0 0
Function
3 2
P1[7:0]
R/W
1 1
Write
0: P1.n Port pin is logic
LOW.
1: P1.n Port pin is logic
HIGH.
1 0
0 0
1 0
1 1
Read