co661al-s Connect One Ltd., co661al-s Datasheet - Page 24

• Manufacturer Part Number: co661al-s
• Description: The Co661al-s Ichip? Internet Controller? Is Part Of A Family Of Intelligent Peripheral Devices That Provides Internet Connectivity Solutions To A Myriad Of Embedded Devices.
• Manufacturer: Connect One Ltd.

-DSRH/-PRES
-DTRH
-CDH
-RIH
iChip CO661AL-S Datasheet
Signal
Type
O
O
O
I
Pin No.
15
63
60
20
In Serial mode:
Data Set Ready Host: When -DSRH is LOW, it
indicates that the host is attached and ready to
communicate with iChip.
Connect -DSRH to GND when not in use.
In Parallel mode:
Parallel Reset, when LOW, generates a reset to the
parallel interface.
Data Terminal Ready Host: When -DTRH is LOW, it
indicates to the host that iChip is attached and ready to
communicate.
Carrier Detect Host: This pin indicates to the host that
the modem communication device detects a carrier
signal.
During firmware update, -CDH and -RIH are used to
display the firmware update status.
Ring Indicator Host: This pin indicates to the host that
the modem communication device detects a Ring
signal.
During firmware update, -CDH and -RIH are used to
display the firmware update status.
Description
Pin Descriptions
5-7