w83627ef Winbond Electronics Corp America, w83627ef Datasheet - Page 18

• Manufacturer Part Number: w83627ef
• Description: Lpc Super I/o For Desktop & Server
• Manufacturer: Winbond Electronics Corp America

Multi-Mode Parallel Port, continued.
5.4
SYMBOL
SYMBOL
GP47***
DSRA#
CTSA#
CTSB#
GP67
GP66
PD1
PD2
PD3
PD4
PD5
PD6
PD7
Serial Port & Infrared Port Interface
PIN
PIN
41
40
39
38
37
36
35
49
78
50
I/OD
I/OD
I/OD
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
IN
IN
IN
12ts
12ts
12ts
12ts
12ts
12ts
12ts
t
t
t
12t
12t
12t
PRINTER MODE: PD1
Parallel port data bus bit 1. Refer to the description of the
parallel port for the definition of this pin in ECP and EPP mode.
PRINTER MODE: PD2
Parallel port data bus bit 2. Refer to the description of the
parallel port for the definition of this pin in ECP and EPP mode.
PRINTER MODE: PD3
Parallel port data bus bit 3. Refer to the description of the
parallel port for the definition of this pin in ECP and EPP mode.
PRINTER MODE: PD4
Parallel port data bus bit 4. Refer to the description of the
parallel port for the definition of this pin in ECP and EPP mode.
PRINTER MODE: PD5
Parallel port data bus bit 5. Refer to the description of the
parallel port for the definition of this pin in ECP and EPP mode.
PRINTER MODE: PD6
Parallel port data bus bit 6. Refer to the description of the
parallel port for the definition of this pin in ECP and EPP mode.
PRINTER MODE: PD7
Parallel port data bus bit 7. Refer to the description of the
parallel port for the definition of this pin in ECP and EPP mode.
Clear To Send. It is the modem control input. The function of
these pins can be tested by reading bit 4 of the handshake status
register.
General purpose I/O port 6 bit 7.
Clear To Send. It is the modem control input. The function of
these pins can be tested by reading bit 4 of the handshake status
register.
General purpose I/O port 4 bit 7.
Data Set Ready. An active low signal indicates the modem or
data set is ready to establish a communication link and transfer
data to the UART.
General purpose I/O port 6 bit 6.
W83627EHF/EF, W83627EHG/EG
- 12 -
FUNCTION
FUNCTION