Download PC Oscilloscope USB based - Introduction

School of Electronic, Communication and Electrical Engineering
DB-9 Female (DCE)
BEng Final Year Project Report
DB-9 Male (DTE)
Figure 5 RS-232 D-sub connectors and pin locations for RS-232 connectors [9]
The device that connects to the interface is called a Data Communications Equipment (DCE)
and the device to which it connects (e.g., the computer) is called a Data Terminal Equipment
(DTE) which is a device that controls data flowing to or from a computer. In practical terms,
the DCE is usually a modem or other RS-232 device being controlled by a computer and the
DTE is the computer itself, or more precisely, the computer's UART chip. [9]
1.3.2 DLP-USB 245M User Manual
Figure 6 DLP-USB 245M User Manual [10]
The DLP-USB245M is the 2
nd
generation of DLP Design‟s USB adapter. This device adds
extra functionality to its DLP-USB1 predecessor with a reduced component count and a new
low price. It has several main features shown below [10]:
He, Miao / PC Oscilloscope USB based
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