IRCC2.0 SMSC Corporation, IRCC2.0 Datasheet - Page 4

• Manufacturer Part Number: IRCC2.0
• Description: Infrared Communications Controller
• Manufacturer: SMSC Corporation

The Interface Description lists the signals that
are required to place the IrCC 2.0 in a larger
chip-level context.
There are four groups of signals in this section:
PORT signals, HOST BUS controls, SYSTEM
controls, and CHIP-LEVEL CONFIGURATION
controls.
NAME
IRRx
IRTx
NAME
NAME
nDTR
nDSR
nDCD
nRTS
nCTS
ARx
ATx
CRx
CTx
nRI
(E.g., can be used for high-current drivers for Consumer IR)
SIZE (BITS)
SIZE (BITS)
SIZE (BITS)
1
1
INTERFACE DESCRIPTION
1
1
1
1
1
1
1
1
1
1
Table 2 - COM Port Signals
Table 3 - AUX Port Signals
Table 1 - IR Port Signals
Output
TYPE
Output
Input
TYPE
Output
Output
Output
Input
TYPE
Input
Input
Input
Input
Input
4
PORTS
The four Ports (IR, COM, AUX, and General
Purpose) provide external access for serial data
and controls.
routed through the Output Multiplexer to either
the IR, COM, or AUX port. The General Purpose
port provides external access for controls that
are independent of the IrCC 2.0 Block Control
bits or the Output Multiplexer.
Aux. Receive Data
Aux. Transmit Data
Infrared Transmit Data
COM Receive Data
COM Transmit Data
Request to Send
Data Terminal Ready
Clear To Send
Data Set Ready
Data Carrier Detect
Ring Indicator
Infrared Receive Data
DESCRIPTION
DESCRIPTION
DESCRIPTION
The active IrCC 2.0 encoder is