Altera Cyclone II EP2C35 PCI Development Board Manual do Utilizador descarregar pdf (Página 45)

Altera Corporation Core Version 4.0.0 4–11

May 2005 Cyclone II EP2C35 PCI Development Board Reference Manual

Pin-Outs & Signal Specifications

RS-232 Serial Interface

Table 4–6 shows the RS-232 serial interface signal and pin connections as

well as the level converters.

Configuration

This section describes signal specifications for the following:

■ JTAG header

■ Active Serial (AS) interface

■ EPCS64 serial Flash interface

JTAG Header

Table 4–7 shows the JTAG header signal and pin connections.

Table 4–6. RS-232 Serial Interface Signal & Pin Connections

Connector

Signal

Connector Pin Level Converter A Level Converter B

Cyclone II

Pin (U9)

Cyclone II Signal

DB9_TXD J12.2 U12.14 U12.11 F24 RS232_TXD

DB9_RXD J12.3 U12.13 U12.12 G24 RS232_RXD

DB9_RTS J12.7 U12.8 U12.9 H21 RS232_RTS

DB9_CTS J12.8 U12.7 U12.10 G25 RS232_CTS

Table 4–7. JTAG Header Connections

JTAG Signal JTAG Header (J8) Cyclone II Pin (U9)

JTAG_TCK 1M6

JTAG_TDO 3M7

JTAG_TDI 9M8

JTAG_TMS 5L8

GND 2, 10 -

3.3V 4, 6 -

1 2 ... 40 41 42 43 44 45 46 47 48 49 50

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