LPC61W492QFP データシートの表示（PDF） - SMSC -> Microchip
部品番号
コンポーネント説明
一致するリスト
LPC61W492QFP
SMSC -> Microchip
LPC61W492QFP Datasheet PDF : 160 Pages
| |||
Multi-Mode Parallel Port, continued
SYMBOL
PIN
I/O
FUNCTION
nSTB
47
OD12 PRINTER MODE: nSTB
An active low output is used to latch the parallel data into
the printer. This pin is pulled high internally. Refer to the
description of the parallel port for the definition of this pin in
ECP and EPP mode.
-
EXTENSION FDD MODE: This pin is a tri-state output.
-
EXTENSION 2FDD MODE: This pin is a tri-state output.
PD0
42
I/O14t PRINTER MODE: PD0
Parallel port data bus bit 0. Refer to the description of the
parallel port for the definition of this pin in ECP and EPP
mode.
INt
EXTENSION FDD MODE: nINDEX2
This pin is for Extension FDD B; its function is the same as
the nINDEX pin of FDC. It is pulled high internally.
INt
EXTENSION 2FDD MODE: nINDEX2
This pin is for Extension FDD A and B; its function is the
same as the nINDEX pin of FDC. It is pulled high internally.
PD1
41
I/O14t 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
INt
mode.
EXTENSION FDD MODE: nTRAK02
This pin is for Extension FDD B; its function is the same as
INt
the nTRAK0 pin of FDC. It is pulled high internally.
EXTENSION. 2FDD MODE: nTRAK02
This pin is for Extension FDD A and B; its function is the
same as the nTRAK0 pin of FDC. It is pulled high internally.
PD2
40
I/O14t 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
INt
mode.
EXTENSION FDD MODE: nWP2
This pin is for Extension FDD B; its function is the same as
INt
the nWP pin of FDC. It is pulled high internally.
EXTENSION. 2FDD MODE: nWP2
This pin is for Extension FDD A and B; its function is the
same as the nWP pin of FDC. It is pulled high internally.
14
Share Link: