WLINK-SWUT Installation Manual WLINK-SWUT Installation Manual REV. 1.1 April 27, 2012 This document is Weltrend confidential information. Do not copy. 1 WLINK-SWUT Installation Manual Revision Date Applicant Description V1.0 2012/01/10 Louis preliminary V1.1 2012/04/27 Louis 2.5 added VDD voltage pad selection 2.7 added UART function port 3.1 updated circuit This document is Weltrend confidential information. Do not copy. 2 WLINK-SWUT Installation Manual Table of Contents CHAPTER 1 1.1 1.2 WLINK-SWUT ADAPTER INTERFACE DESCRIPTION ......................................................................................................4 WLINK USB TO UART (SWUT) INSTALLATION DESCRIPTION .....................................................................................4 USE PL2303 USB TO UART BRIDGE CHIP....................................................................................................................4 USE CP2102 USB TO UART BRIDGE CHIP ...................................................................................................................7 CHAPTER 2 2.1 2.2 2.3 2.4 2.5 2.6 2.7 WLINK-SWUT HARDWARE DESCRIPTION .........................................................................................10 WLINK-SWUT HARDWARE BLOCK DIAGRAM ............................................................................................................10 USE PL2303 USB TO UART BRIDGE CHIP..................................................................................................................10 USE CP2102 USB TO UART BRIDGE CHIP .................................................................................................................10 PCB COMPONENT LOCATION .........................................................................................................................................11 USE PL2303 USB TO UART DRIVER CHIP ..................................................................................................................11 SWUT CIRCUIT DIAGRAM .............................................................................................................................................11 USB (TYPE A MALE) CONNECTOR SPEC ....................................................................................................................12 VOLTAGE SELECTION JUMP (JP3) ..................................................................................................................................12 SWUT (SINGLE WIRE UART) PROGRAMMING INTERFACE (JP2)..................................................................................13 UART INTERFACE PORT (CON2) ..................................................................................................................................13 CHAPTER 3 3.1 3.2 3.3 3.4 WLINK-SWUT INSTALLATION DESCRIPTION .....................................................................................4 APPENDIX......................................................................................................................................................14 CIRCUIT DIAGRAM .........................................................................................................................................................14 PRODUCT OUTLINE ........................................................................................................................................................15 USE PL2303 USB TO UART BRIDGE CHIP..................................................................................................................15 SUPPORTING PRODUCT ...................................................................................................................................................15 ORDERING INFORMATION ..............................................................................................................................................15 This document is Weltrend confidential information. Do not copy. 3 WLINK-SWUT Installation Manual Chapter 1 WLINK-SWUT Installation Description 1.1 WLINK-SWUT Adapter Interface Description SWUT (Single Wire UART): Through PC USB port and WLINK-SWUT, and then transfer UART to SWUT. 1.2 WLINK USB to UART (SWUT) Installation Description Please see page 15 Section 3.2 Product Outline for WLINK-SWUT driver chip type. Use PL2303 USB to UART Bridge chip 【Step 1】 Install WLINK USB to UART Driver Program: Click PL-2303_Driver.exe in the disk then open installation program. New version driver program and download information, please see Prolific website: http://www.prolific.com.tw/eng/Products-2.asp?ID=10 【Step 2】 Now the screen will show “Welcome to the InstallShield Wizard for PL-2303 USB-to-Serial”, and then press 『Next』to install. This document is Weltrend confidential information. Do not copy. 4 WLINK-SWUT Installation Manual 【Step 3】 Driver program will start installing procedure, and then execute the installation. 【Step 4】 Click 『Finish』to exit the installation process. If WLINK has connected to PC, please re-plug USB to make PC examine the installed device. This document is Weltrend confidential information. Do not copy. 5 WLINK-SWUT Installation Manual 【Step 5】 After plugging, it can open Device Manager then see『Prolific USB-to-Serial Comm Port』. It means WLINK has recognized UART device in the PC, and Windows has assigned appropriate COM Port. This document is Weltrend confidential information. Do not copy. 6 WLINK-SWUT Installation Manual Use CP2102 USB to UART Bridge Chip 【Step 1】 Install WLINK USB to UART driver program: Click CP210x_VCP_Win_XP_S2K3_Vista_7.exe in the disk to start installation procedure. New version driver program and download information, please see Silicon Labs website: http://www.silabs.com/products/interface/usbtouart/Pages/default.aspx 【Step 2】 Now the screen will show “Welcome to the InstallShield Wizard for Silicon Labs CP210x”; press『Next』 to start installation procedure. 【Step 3】 Then driver program shows License Agreement description, choose 「I accept the terms of the license agreement」, then press 「Next」. This document is Weltrend confidential information. Do not copy. 7 WLINK-SWUT Installation Manual 【Step 4】 Choose installation location. If use destination location, please press「Next」directly. 【Step 5】 This figure is 「Ready to Install the Program」. If want to modify the installation setting, please press「Back」to previous procedure. If confirm to install driver to PC, please press「Install」. This document is Weltrend confidential information. Do not copy. 8 WLINK-SWUT Installation Manual 【Step 6】This is driver installation process. 【Step 7】The following figure shows installation completed. If WLINK-SWUT connects to PC, and start driver program to connect with WLINK-SWUT, please click 「Launch the CP210x VCP Driver Installer」. If WLINK-SWUT does not connect to PC, it does not click「Launch the CP210x VCP Driver Installer」. After setting up, press「Finish」 to complete installation procedure. This document is Weltrend confidential information. Do not copy. 9 WLINK-SWUT Installation Manual Chapter 2 WLINK-SWUT Hardware Description 2.1 WLINK-SWUT Hardware Block Diagram Use PL2303 USB to UART Bridge chip Use CP2102 USB to UART Bridge Chip This document is Weltrend confidential information. Do not copy. 10 WLINK-SWUT Installation Manual 2.2 PCB Component Location Use PL2303 USB to UART driver chip 2.3 SWUT Circuit Diagram SWUT (Single Wire UART): Making UART (TX/RX) signal and through Buffer to combine one wire (SWUT) signal. Figure R8 and R10 is voltage divider to adjust SWUT input Schmitt trigger level. R10 R8 VDD = 2.2V ~5.5V (R8 = 1K / R10 = 1.2K) SWUT input Schmitt trigger level VIH VIL 5V 0.83*VDD 0.56*VDD 3.5V 0.81*VDD 0.52*VDD 2V 0.78*VDD 0.48*VDD VDD This document is Weltrend confidential information. Do not copy. 11 WLINK-SWUT Installation Manual 2.4 USB (TYPE A Male) Connector SPEC Front View Rear View 4 3 2 1 1 2 3 4 單位:mm Pad Number Description 1 5V 2 D- 3 D+ 4 GND 2.5 Voltage Selection Jump (JP3) This is VDD Voltage Selection Jump, WLINK-SWUT can select three voltages when programming. 1. JP3 pad 1-2 short: means WLINK-SWUT can offer 3.3V voltage for SWUT programming and development board. 2. JP3 pad 2-3 short: means WLINK-SWUT can offer 5V voltage for SWUT programming and development board. 3. JP3 pad open: Using the power on the development board and offers SWUT voltage when on programming (voltage range 2.2V ~ 5.5V) Pin pitch (2.54 mm) Pad Number Description 1 3.3V (1-2 short use Jump) 2 VDD 3 5V (2-3 short use Jump) This document is Weltrend confidential information. Do not copy. 12 Jump (2.54 mm) WLINK-SWUT Installation Manual 2.6 SWUT (Single Wire UART) Programming Interface (JP2) This is SWUT programming interface. pin pitch (1.25 mm) Pad Number Description 1 VDD 2 SWUT 3 GND 2.7 UART Interface Port (CON2) This is UART serial transmission interface port. Pin pitch (1.25 mm) Pad Number Description 1 3.3V 2 5V 3 TXD 4 RXD 5 GND This document is Weltrend confidential information. Do not copy. 13 WLINK-SWUT Installation Manual Chapter 3 Appendix 3.1 Circuit Diagram This document is Weltrend confidential information. Do not copy. 14 WLINK-SWUT Installation Manual 3.2 Product Outline Use PL2303 USB to UART Bridge chip 3.3 Supporting Product IC Type Product Name WT51F104 1T 8052 Micro-controller with ADC Function WT56F216 1T 8052 Micro-controller with ADC + LCD Driver Remark 3.4 Ordering Information Kit Name Product Name Single-wire Programming EVB PL-2303 (WLINK-SWUT) No. WA000 Single-wire Programming EVB Single-wire Programming EVB CP-2102 (WLINK-SWUT) WLINK-SWUT WLINK-SWUT Installation Manual This document is Weltrend confidential information. Do not copy. 15 DOC2