W83627EG Nuvoton Technology Corporation of America, W83627EG Datasheet - Page 222

• Manufacturer Part Number: W83627EG
• Description: IC I/O CONTROLLER 128-QFP
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83627EG

• Applications: PC's, PDA's
• Interface: LPC
• Voltage - Supply: 3.3V
• Package / Case: 128-XFQFN
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Note: The notation is normal mode in the IR function.
17.6 Logical Device 5 (Keyboard Controller)
CR 30h. (Default 01h)
CR 60h, 61h. (Default 00h,60h)
CR 62h, 63h. (Default 00h,64h)
CR 70h. (Default 01h)
7~1
7~0
7~0
7~4
3~0
BIT
BIT
BIT
BIT
IR MODE
0
111*
Reserved.
Reserved.
READ / WRITE
READ / WRITE
READ / WRITE
READ / WRITE
R / W
R / W
R / W
R / W
IR FUNCTION
ASK-IR
0: Logical device is inactive.
1: Activate the logical device.
These two registers select the first KBC I/O base address <100h : FFFh>
on 1 byte boundary.
These two registers select the second KBC I/O base address <100h :
FFFh> on 1 byte boundary.
These bits select IRQ resource for KINT. (Keyboard interrupt)
Inverting IRTX/SOUTB & 500
KHZ clock
W83627EHF/EF, W83627EHG/EG
IRTX
-211-
DESCRIPTION
DESCRIPTION
DESCRIPTION
DESCRIPTION
Publication Release Date: April 7, 2009
Demodulation into SINB/IRRX
IRRX
Version 1.94