w83627ehf Winbond Electronics Corp America, w83627ehf Datasheet - Page 20

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w83627ehf

Manufacturer Part Number
w83627ehf
Description
W83627ehf/ef W83627ehg/eg Winbond Lpc I/o
Manufacturer
Winbond Electronics Corp America
Datasheet

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Serial Port & Infrared Port Interface, continued
Note. The * sign see 5.10.8 GPIO-1 and GPIO-4 with WDTO# / SUSLED / PLED multi-function
SYMBOL
PENKBC
GP43***
GP41***
SOUTA
SOUTB
DCDA#
DCDB#
DTRB#
GP44*
GP42*
GP40*
GP63
GP62
GP61
GP60
SINA
SINB
IRRX
IRTX
RIA#
RIB#
PIN
81
53
82
54
83
56
84
57
57
85
I/OD
I/OD
I/OD
I/OD
I/OD
I/OD
OUT
OUT
OUT
I/OD
I/OD
I/O
I/O
IN
IN
IN
IN
IN
IN
IN
t
t
t
t
t
t
t
8
1
12
12
12
12
8t
8
8
8
8
8
2
UART B Data Terminal Ready. An active low signal informs the
modem or data set that controller is ready to communicate.
General purpose I/O port 4 bit 4.
Serial Input. It is used to receive serial data through the
communication link.
General purpose I/O port 6 bit 3.
Serial Input. It is used to receive serial data through the
communication link.
IR Receiver input.
General purpose I/O port 4 bit 3.
UART A Serial Output. It is used to transmit serial data out to the
communication link.
During power on reset, this pin is pulled down internally(20K D
Æø¼and is defined as PENKBC, which provides the power on
value for CR24 bit 2.
is recommended if intends to pull up.
General purpose I/O port 6 bit 2.
UART B Serial Output. It is used to transmit serial data out to the
communication link.
IR Transmitter output.
General purpose I/O port 4 bit 2.
Data Carrier Detect. An active low signal indicates the modem or
data set has detected a data carrier.
General purpose I/O port 6 bit 1.
Data Carrier Detect. An active low signal indicates the modem or
data set has detected a data carrier.
General purpose I/O port 4 bit 1.
Ring Indicator. An active low signal indicates that a ring signal is
being received from the modem or data set.
General purpose I/O port 6 bit 0.
Ring Indicator. An active low signal indicates that a ring signal is
being received from the modem or data set.
General purpose I/O port 4 bit 0.
W83627EHF/EF, W83627EHG/EG
-14-
A 1 k: is reserved to pull down
FUNCTION
and a 1 k:

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