FDC37C665GT(1994) Ver la hoja de datos (PDF) - SMSC -> Microchip
Número de pieza
componentes Descripción
Lista de partido
FDC37C665GT
(Rev.:1994)
(Rev.:1994)
SMSC -> Microchip
FDC37C665GT Datasheet PDF : 152 Pages
| |||
PIN NO.
NAME
81 nRequest to
Send
DESCRIPTION OF PIN FUNCTIONS
BUFFER
SYMBOL TYPE
DESCRIPTION
nRTS1
O4 Active low Request to Send output for
Primary Serial Port. Handshake output
signal notifies modem that the UART is
ready to transmit data. This signal can be
programmed by writing to bit 1 of Modem
Control Register (MCR). The hardware
reset will reset the nRTS signal to inactive
mode (high). Forced inactive during loop
mode operation.
Parallel Port
Configuration
Control
91 nRequest to
Send
PCF1
nRTS2
I
FDC37C666GT (Adapter Mode): Parallel
Port Configuration Control 1. During reset
active this input is read and latched to
define the address of the Parallel Port.
O4 Active low Request to Send output for
Secondary Serial Port. Handshake output
signal notifies modem that the UART is
ready to transmit data. This signal can be
programmed by writing to bit 1 of Modem
Control Register (MCR). The hardware
reset will reset the nRTS signal to inactive
mode (high). Forced inactive during loop
mode operation.
Secondary Serial S2CF0
Port
Configuration
Control
I
FDC37C666GT (Adapter Mode): Secondary
Serial Port Configuration Control 0. During
Reset active this input is read and latched to
define the address of the Secondary Serial
Port.
10
Share Link: