Xilinx MIcroBlaze Development Spartan-3E 1600E Kit User Manual page 62

Chapter 7: RS-232 Serial Ports
60
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Pin 5 Pin 1
Pin 6
Pin 9
DB9 Serial Port Connector
(front view)
Std 9-Pin
Serial cable
To DCE
DCE
Female DB9
5 4 3 2
9 8 7 6
J9
GND
RS-232 Voltage Translator (IC2)
(R7) (M14)
Spartan-3E FPGA
Figure 7-1: RS-232 Serial Ports
MicroBlaze Development Kit Spartan-3E 1600 Edition User Guide
Std 9-Pin
RS-232 Peripheral
Serial cable
To DTE
OR
DCE DTE
DTE
Male DB9
1
5 4 3
9 8
GND
(U8)
UG257 (v1.1) December 5, 2007
TALK/DATA
RS CS TR RD TD CD
TALK
Null Modem
Serial cable
To DTE
2 1
7 6
J10
(M13)
UG257_07_01_060506
R