Encoders
REGISTERS
ACE
UART
SCE
Raw
IR
Consumer
IR
ASK
IR
Bus Interface
I/O
Clock Generator
IrDA
IR
COMM
Port
SMSC Infrared Communications Controller
IR
Transducer
Module
Output
Mux
COM
AUX
System Controls
FIGURE 1 - SMSC IrCC 2.0 FUNCTIONAL COMPONENTS
nACE
Bus Interface
ISA Controls
Data (0-7)
Address (0-2)
FIFO,
DMA, I/O,
Interrupts
Databus
MUX
ACE
Registers
COM
IrDA SIR
ACE UART
Sharp ASK
IR
Output
MUX
COM
AUX
SCE
IrDA FIR
Consumer
SCE
Registers
GP/Raw/Fast
G.P.
nSCE
FIGURE 2 - IrCC 2.0 ARCHITECTURAL BLOCK DIAGRAM
3