Silicon Laboratories CP2102N-MINIEK User Manual Download

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5.1 USB Interface (J1)

A Universal Serial Bus (USB) mini connector (J1) is provided to facilitate connections to the USB interface on the CP2102N. See the
table below for the USB pin definitions.

Table 5.2. USB Mini Connector Pin Descriptions

Pin Number

Description

VBUS

D-

D+

ID (Not Connected)

Ground

UG254: CP2102N-MINIEK Kit User's Guide

Hardware Overview

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Summary of Contents for CP2102N-MINIEK

Page 1: ...nd PCB space By eliminating the need for complex firmware and driver development the CP2102N devi ces enable quick USB connectivity with minimal development effort The kit includes the following CP2102N USB to UART Bridge Mini Evaluation Board Getting Started card KEY FEATURES CP2102N USB to UART Bridge Headers for easy access to UART GPIO and Battery Charger Detect pins 0 1 header pitch for bread...

Page 2: ...SB connector to the PC using a mini USB cable not provided When a connection has been established successfully the LED marked in the picture lights up LED 3 Detect Your Device The CP2102N device will appear as a COM port in Device Manager in Windows As a virtual COM port the CP210x functions identically to a real COM port from the reference point of both the host application and the serial device ...

Page 3: ...et up a Loop Back Test Short the CP210x RXD and TXD pins on header J2 5 Send and Receive Some Data UG254 CP2102N MINIEK Kit User s Guide Getting Started silabs com Smart Connected Energy friendly Rev 0 1 2 ...

Page 4: ...ce Manager c Type in the transmit area The characters should echo back after looping through the CP2102N TXD and RXD pins 6 Utilize the Available Resources The next section includes additional resources available for the device including documentation and application notes UG254 CP2102N MINIEK Kit User s Guide Getting Started silabs com Smart Connected Energy friendly Rev 0 1 3 ...

Page 5: ...CP2102 to a CP2102N This document guides developers on how to migrate existing systems using the CP2102 to the CP2102N AN169 USBXpress Programmer s Guide This application note provides recommendations and examples for developing using the USBXpress direct access driver AN807 Recertifying a Customized Windows HCK Driver Package This document describes the WHQL certification process re quired for cu...

Page 6: ...can always be accessed through Help Setup Tasks 2 Connect the CP2102N to the PC 3 Select CP2102N under Devices On the board a successful USB connection is established when the SUSPENDB LED D2 turns on 4 Click on Compatible Tools Xpress Configurator to open Xpress Configurator and customize the device Documentation for each of the customization options is provided within Xpress Configurator More in...

Page 7: ...OM port in the Device Manager as shown in the figure below The CP2102N will always use the lowest available COM port for operation For instance if COM ports 1 and 2 are in use by other peripherals and applications the CP2102N will use COM 3 The CP2102N functions identically to a COM port from the reference point of both the host application and the serial device and it can support serial device co...

Page 8: ...ows device driver installer and host interface function library host API provi ded in the form of a Windows Dynamic Link Library DLL See Application Note AN169 USBXpress Programmer s Guide for detailed information on using the USBXpress drivers If the USBXpress drivers are used the CP2102N will appear as a USB USBXpress device as shown in the figure below Examples for how to communicate with the d...

Page 9: ... CP2102N Mini Evaluation Board Component Overview Component Description D2 SUSPENDb indicator LED J1 USB mini connector J2 Header for UART pins TX RX RTS CTS VBUS pin suspend pins and Charge Enable pin CHR0 J5 Header for power pins VDD VREGIN reset pin GPIOs and Charge Enable pins CHREN CHR1 J5 GND TXD RXD CTS VBUS SUSPENDb SUSPEND RTS GND CHR0 J2 VDD VDD VREGIN GPIO 0 GPIO 1 GPIO 2 GPIO 3 RSTb CH...

Page 10: ... to the USB interface on the CP2102N See the table below for the USB pin definitions Table 5 2 USB Mini Connector Pin Descriptions Pin Number Description 1 VBUS 2 D 3 D 4 ID Not Connected 5 Ground UG254 CP2102N MINIEK Kit User s Guide Hardware Overview silabs com Smart Connected Energy friendly Rev 0 1 9 ...

Page 11: ...riven high when device enters USB suspend state 9 GND N A Ground 10 CHR0 Output Enable charging circuit 500 mA Table 5 4 J5 Pin Descriptions Pins Signal CP2102N Direction Description 1 VDD Output 5V Regulator Output 2 VDD Output 5V Regulator Output 3 VREGIN Input 5V Regulator Input 4 GPIO 0 Input Output General Purpose I O 0 5 GPIO 1 Input Output General Purpose I O 1 6 GPIO 2 Input Output General...

Page 12: ... documentation package has been installed To access these documents click the Documentation tab in the launcher and manually specify the connected board 6 2 Board Revision History Rev00 Initial production revision Rev00 Boards These boards do not currently have any known issues UG254 CP2102N MINIEK Kit User s Guide Schematics and BOM silabs com Smart Connected Energy friendly Rev 0 1 11 ...

Page 13: ...7 Revision History 7 1 Revision 0 1 October 18th 2016 Initial revision UG254 CP2102N MINIEK Kit User s Guide Revision History silabs com Smart Connected Energy friendly Rev 0 1 12 ...

Page 14: ...s not imply or express copyright licenses granted hereunder to design or fabricate any integrated circuits The products are not designed or authorized to be used within any Life Support System without the specific written consent of Silicon Labs A Life Support System is any product or system intended to support or sustain life and or health which if it fails can be reasonably expected to result in...

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