c8051t623-g Silicon Laboratories, c8051t623-g Datasheet - Page 107

• Manufacturer Part Number: c8051t623-g
• Description: Full Speed Usb Eprom Mcu Family
• Manufacturer: Silicon Laboratories

C8051T622/3 and C8051T326/7
SFR Definition 17.15. P1SKIP: Port 1 Skip
SFR Address = 0xD5
SFR Definition 17.16. P2: Port 2
SFR Address = 0xA0; Bit-Addressable
114
Name
Reset
Name
Reset
6:0
7:1
Bit
Bit
Type
Type
7
0
Bit
Bit
P1SKIP[6:0]
P2[7:0]
Name
P2[0]
Unused
Name
R
R
7
0
7
0
Unused.
Port 2 Data.
Sets the Port latch logic
value or reads the Port pin
logic state in Port cells con-
figured for digital I/O.
Unused. Read = 0b. Write = don’t care.
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.
Note: P1.6 is not available on all devices
R
6
0
6
0
Description
R
5
0
5
0
Rev. 1.1
Don’t Care
0: Set output latch to logic
LOW.
1: Set output latch to logic
HIGH.
R
4
0
4
0
P1SKIP[6:0]
Function
Write
R/W
3
0
3
0
R
2
0
2
0
0000000b
0: P2.0 Port pin is logic
LOW.
1: P2.0 Port pin is logic
HIGH.
R
1
0
1
0
Read
P2[0]
R/W
0
0
0
1