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CP2104-EK

Rev. 0.7

7

D

OCUMENT

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HANGE

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Revision 0.1 to Revision 0.2

Updated "6.4. Power Connector (J4)" on page 5 to 
reflect the updated schematic.

Updated J4 in Figure 4, “CP2104 Evaluation Board 
Schematic,” on page 6.

Revision 0.2 to Revision 0.3

Updated "7. Schematic" on page 6.

Revision 0.3 to Revision 0.4

Updated "2.1.1. Virtual COM Port Driver Installation 
for Windows" on page 1.

Updated "2.2.1. USBXpress Installation for 
Windows" on page 2.

Removed “2.2.2. USBXpress Installation for 
Windows 98SE” on page 2.

Revision 0.4 to Revision 0.5

Updated Figure 3 with shorting blocks installed.

Revision 0.5 to Revision 0.6

Updated "3. Software Setup" on page 1.

Revision 0.6 to Revision 0.7

Updated “1. Kit Contents” to change CD-ROM to 
DVD.

Added “2. Relevant Documentation”.

Updated “3. Software Setup” to point to the drivers 
on the website.

Updated Figure 1 and Figure 2.

Summary of Contents for CP2104

Page 1: ...ftware website This package includes Device Customization Utility AN721 Documentation data sheet application notes user s guide quick start guide etc CP210x Virtual COM Port VCP Drivers Software Driver Customization Utility AN220 and programming examples The Windows installer should launch automatically after inserting the DVD For Mac and Linux browse to the appropriate directory on the DVD to ins...

Page 2: ...board is connected to a PC as shown in Figure 1 1 Connect one end of the USB cable to a USB Port on the PC 2 Connect the other end of the USB cable to the USB connector on the CP2104 evaluation board 3 Connect one end of the RS232 serial cable to the DB 9 connector on the CP2104 evaluation board 4 Connect the other end of the RS232 serial cable to the target serial device Figure 1 Hardware Setup C...

Page 3: ...he reference point of both the host application and the serial device and it can support serial device control requests defined in the Microsoft Win32 Communications API Examples for how to communicate with the device as a serial COM port are included in AN197 on the www silabs com interface appnotes page or in the SDK If the USBXpress drivers are used the CP2104 will appear as a USB USBXpress dev...

Page 4: ...ing Blocks Installed 6 1 LED Headers J2 J3 Connectors J2 and J3 are provided to allow access to the GPIO pins on the CP2104 Place shorting blocks on J2 and J3 to connect the GPIO pins to the four green LEDs DS0 DS3 These LEDs can be used to indicate active communications through the CP2104 Table 1 shows the LED corresponding to each header position 6 2 Universal Serial Bus USB Interface P1 A Unive...

Page 5: ... Remove the shorting block to power VIO from an external source Pins 3 4 Connects the main 3 V net to the CP2104 VDD Pin 6 The main 3 V net powers the other components four green LEDs and RS232 Sipex Part on the evaluation board Table 3 RS232 Pin Descriptions Pin Signal CP2104 Direction Description 1 DCD Input Data Carrier Detect 2 RXD Input Receive Data 3 TXD Output Transmit Data 4 DTR Output Dat...

Page 6: ...CP2104 EK 6 Rev 0 7 7 Schematic Figure 4 CP2104 Evaluation Board Schematic ...

Page 7: ...ual COM Port Driver Installation for Windows on page 1 Updated 2 2 1 USBXpress Installation for Windows on page 2 Removed 2 2 2 USBXpress Installation for Windows 98SE on page 2 Revision 0 4 to Revision 0 5 Updated Figure 3 with shorting blocks installed Revision 0 5 to Revision 0 6 Updated 3 Software Setup on page 1 Revision 0 6 to Revision 0 7 Updated 1 Kit Contents to change CD ROM to DVD Added...

Page 8: ...umes no responsibility for errors and omissions and disclaims responsibility for any consequences resulting from the use of information included herein Additionally Silicon Laboratories assumes no responsibility for the functioning of undescribed features or parameters Silicon Laboratories reserves the right to make changes without further notice Silicon Laboratories makes no warranty rep resentat...

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