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BEGA220A

USER MANUAL (PRELIMINARY)

ARM 9 CPU,7” 800X480 TFT with Touch

Panel, Wi-Fi, 10/100Mbps Ethernet,

RS232/485/422,Audio,SD/MMC,

WINCE OS

BOLYMIN, INC.

13F-1, No.20, Ta-Long Rd., 40310 Taichung, Taiwan, R.O.C.

WEB SITE:http://www.bolymin.com.tw

TEL:+886-4-23293029 FAX:+886-4-23293055

History of Version

Summary of content (62 pages)

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BEGA220A USER MANUAL (PRELIMINARY) ARM 9 CPU,7” 800X480 TFT with Touch Panel, Wi-Fi, 10/100Mbps Ethernet, RS232/485/422,Audio,SD/MMC, WINCE OS BOLYMIN, INC. 13F-1, No.20, Ta-Long Rd., 40310 Taichung, Taiwan, R.O.C. WEB SITE:http://www.bolymin.com.
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Version 01 BEGA220A USER MANUAL preliminary Contents NEW VERSION -2- Date Note 2010/04/30 SPEC.
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CONTENTS Chapter1 General Information 1.1 1.2 1.3 Chapter2 介紹 1.1.1 1.1.2 規格 1.2.1 1.2.2 1.2.3 機構 1.3.1 包裝清單外觀介紹系統方塊圖主機規格 Wi-Fi 規格主機機構尺寸 BEGA220A 安裝 2.1 電源安裝 2.2 SD/MMC Card 使用方法 2.3 Host USB 使用方法 2.4 有線網路安裝設定 2.5 Wi-Fi 安裝設定 2.6 Communication Bus 使用方法 2.6.1 Communication Bus 腳位定義 2.6.2 Serial Port Test 2.6.2.1 Serial Port 安裝 2.6.2.2 Serial Port 測試步驟 2.6.3 Device USB 安裝 2.6.4 Speaker 安裝 2.7 ADC_GPIO Bus 使用方法 2.7.1 ADC_GPIO Bus 腳位定義 2.7.2 GPIO 測試 2.7.3 ADC 測試 2.7.3.1 ADC 測試線路接法 2.7.3.
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Chapter 1 General Information 摘要這章節提供 BEGA220A 的基本資訊包含部份: 1.1 介紹 1.2 規格 1.
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1.1 INTRODUCE Order Information Part No. RS-485 RS-422 BEGA220A ☆ BEGA220A1 ☆ BEGA220A2 ☆ BEGA220A3 ☆ WLAN 20 PIN EXT BUS(IOX12,ADCX6) ☆ ☆ ☆ BEGA220A4 ☆ BEGA220A5 ☆ BEGA220A6 ☆ BEGA220A7 ☆ ☆ ☆ ☆ ☆ ☆ 1.1.
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1.1.2 APPEARANCE NO. ITEM DESCRIPTION 1 Touch panel NO. ITEM 2 DC Jack 3 ADC_GPIO Bus GPIOx12, ADCx6。 4 Communication Bus SPI x1, Device USB, RS232x3, RS488/422x1(Option) 5 Host-USB 6 RJ-45 To operate WinCE system. DESCRIPTION DC Plug:φ2.5mm Power: 12V/3A USB mouse, USB keyboard…etc.
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NO. ITEM 7 WiFi antenna socket 8 SD Card DESCRIPTION For WiFi antenna SD or MMC Card (Max.
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1.2 Specification 1.2.
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1.2.2 System Specifications Parameter GPIO Specification Samsung S3C2416X 400MHz 32 bit RISC architecture ARM926EJ CPU core 16-bit 64MB/133MHz DDR2 memory 512K Byte SRAM 2GB NAND Flash 2 wire RS232 x 3 Isolated RS485/422 x1(Option) SPI x1(Option) 1x USB device (USB2.0) 1XUSB host (USB1.
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1.3 Mechanical specifications 1.3.
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Chapter 2 BEGA220A 安裝測試摘要這章節提供 BEGA220A 的硬體安裝資訊包含部份: 2.1 電源安裝 2.2 SD/MMC Card 使用方法 2.3 Host USB 使用方法 2.4 有線網路安裝設定 2.5 Wi-Fi 安裝設定 2.6 Communication Bus 使用方法 2.
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2.1 Connect power Use a DC adaptor of φ2.5 / DC12V/3A into the DC jack and contact with a power of 110/200V AC to socket. After connection is done, BEGA220A will boot up. DC Plug_in φ2.
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2.2 SD/MMC Card As shown in the following photo, plug in the SD/MMC card. on the SD card to release it.
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2.3 Host USB Use a trans. line to transfer MINI USB to USB port.
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2.4 Internet setting STEP1: Insert the internet line into the LAN port. STEP2: Click Star Æ Setting Æ Network and Dail-up connections.
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STEP4: Set specify an IP address or obtain an IP address via DHCP. STEP5: Start to use internet. STEP6: Input an address.
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STEP7: Into the page.
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2.5 Wi-Fi setting STEP1: As shown in the following photo, fix the antenna. STEP2: Click the internet into the setting.
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STEP3: Click Wireless Information. STEP4: Click Add New to add an internet. STEP5: Set the internet and click OK.
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STEP6: Choose the internet and click connect. STEP7: Click IP Information and click Renew to update an IP. STEP8: Start to use internet.
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STEP9: Input an address. STEP10: Into the page.
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2.6 Communication Bus 2.6.
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2.6.2 Serial Port Test BEGA220A supports three sets of RS232 and one set of RS485 (option) or one set of RS422 (option). 2.6.2.1 Connect Serial Port to PC 1st set of RS232 (Debug Port)(only for update)- Connect 1st set of RS232 to DB9 female connector as shown on below chart, and connect to COM port of PC. This port is defaulted to a debug port and not for external use. Its signal level is at ±12 volt.
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Table of 2nd RS232 Pin Assignment RS232 DB9 Female BEGA220A Pin No Pin Name Pin No Pin Name 1 DCD — — 2 3 TD RD 13 33 TXD3T RXD3T 4 DTR — — 5 6 7 8 GND DSR CTS RTS 32 — — — GND — — — 9 RI — — 3rd set of RS232(COM4) - Connect 3rd set of RS232 to DB9 female connector as shown on below chart, and connect to COM port of PC. This port is defaulted to COM4 with a signal level is at ±12 volt.
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RS422 (Option)(COM1)- Use software to set COM 1. Signal level is at ±12 volt. Connect with a device for testing or use a transfer board of RS232 to connect with PC for testing. Table of RS422 Pin assignment Pin No Pin Name 35 A-422R15 16 A-422R+ A-485T+ 36 A-485T- 34 GND2 *RS422 and RS485 cannot operate in the same time. *Connect PIN14 to PIN12 and PIN12 to PIN 34 if do not need isolate. Connect PIN14 and PIN34 to another power of 4.75~5.25V if need isolate.
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2.6.2.2 Serial Port test Upon completion of serial connection of BEGA220A to PC, users may use hyper-terminal to diagnose the communication link. Here is the step guide to install hyper-terminal at PC end. STEP1: Run the hyper-terminal on PC, then enter BEGA220A, click on OK. STEP2: A “”Connect to” pops up, “Connect using”, select the applicable COM port, click OK. To find applicable COM port, click Control panel – system – hardware – device manager – COM&LPT ports.
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STEP3: A “COMx Properties” pops up, make sure the “bits per second” (or baud rate) and ”flow control” settings match with those on BEGA220A. A typical baud rate of BEGA220A ranges from 9600 to 115200 and use “None” for flow control. Click on apply, then OK.
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BETA903A set up: STEP1: After booting up BEGA220A, on Windows CE desktop, click on “My Device”. STEP2: Select “Windows” folder. STEP3: Run “SerialPortTest” program.
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STEP4: A “SerialPortTest” running screen. STEP5: Please make sure the baud rate setting on PC and BEGA220A are identical with a typical range of 9600 to 115200, then click on “Open Port” to connect to PC. Serial port select BaudRate select Open port STEP6: Press “OK” as highlighted.
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STEP7: Enter some trial text message on the “TX” box, then click on “Send Tx”. STEP8:If everything goes on fine, user will see a receiving message as the one transmitted. STEP9: Enter text at PC end, those test will be echoed in “Rx” box at BEGA220A.
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2.6.3 Device USB setting up BEGA220A provides one of Device USB to connect with PC and use software of ActiveSync. As shown on below chart, and connect to USB.
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2.6.4 Speaker setting up BEGA220A provides two sets of Speaker of 8Ω/2W. As shown on below chart, and connect to Speaker.
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2.7 ADC_GPIO Bus 2.7.
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2.7.2 GPIO test BEGA220A provides a build-in GPIO test program. Simply follows the recommended GPIO circuit as illustrated on Chapter 4.4, then start using this test program to validate the GPIO ports. Item Symbol Min Typ Max Unit High Level Input Voltage VIH 2.3 — 3.6 V Low Level Input Voltage VIL -0.3 — 09 V High Level Output Voltage VOH 3.1 — 3.3 V Low Level Output Voltage — — 0.2 V VOL Test Procedure: STEP1: On desktop of Windows CE, click “My Device”.
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STEP3: Run “GPIOTEST_220A” program. STEP4: A “GPIOTEST_220A” running screen. STEP5: PIN1 will be high (green colored) if switch is short.
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STEP6: Choose “output” when test “Output”.
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2.7.3 ADC test 2.7.3.1 ADC connection of testing As shown on below chart, connect ADC test circuit and use internal power of BEGA220A. The max. voltage is 1.6V.
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2.7.3.2 ADC test STEP1: On desktop of Windows CE, click “My Device”. STEP2: Select “windows” folder. STEP3: Run ”ADCTest” program.
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STEP4: A “ADCTest” running screen. STEP5: Click “Start” for testing. STEP6: Adjust VR that correspondent Prot will be changed. Click “Stop” to stop the test.
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Chapter 3 BEGA220A Programming Guide 摘要這章節提供 BEGA220A 如何和 PC 連線，和如何使用軟體控制 Serial Port，GPIO，ADC，Backlight，SPI。包含部份: 3.1 Transfer File Between BEGA220A and PC 3.2 Programming for BEGA220A 3.3 Serial Port Function 3.4 GPIO Control 3.
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3.1 Transfer File Between BEGA220A and PC 3.1.1 Connect PC and BEGA220A User could setup the connection between desktop PC and BEGA220A by following steps: STEP 1. Install Microsoft ActiveSync 4.5 on desktop PC. The installation file of ActiveSync could be downloaded at http://www.microsoft.com/downloads/details.aspx?familyid=9e641c34-6f7f-404d-a04b-dc 09f8141141&displaylang=en&tm After installation, you need to restart PC. STEP 2. Connect desktop PC and BEGA220A by USB cable.
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(2). Click “Browse” button and then select the directory which includes USB device driver file of BEGA220A. Click “Next” button. Directory which includes USB device driver file of BEGA220A (3).
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(4). Click “Finish” button. Now BEGA220A could connect to PC by ActiveSync. (5). Select “No” and click “Next” button to cancel the synchronization.
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3.1.2 Transfer Files After connecting PC and BEGA220A, below screen will display. The green cycle means the connection between PC and BEGA220A has been built.
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3.2 Programming for BEGA220A 3.2.1 Setup Development environment By following steps, we can setup the development environment for WinCE 5.0: 1. Install Microsoft eMbedded Visuall C++ 4.0(eVC 4.0) into desktop PC : eVC 4.0 can be downloaded from http://www.microsoft.com/downloads/details.aspx?FamilyID=1DACDB3D-50D1-41B2A107-FA75AE960856&displayLang=en. 2. Connect BEGA220A and Desktop PC by procedures in section 3.1.2 3. Install SDK of BEGA220A provided by Bolymin.
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3.2.2 Create New Project In this section, we will describe how to create a new project in eVC 4.0. An experienced programmer could jump to next section directly. You could create a new project for your application by following steps: STEP 1: Execute eVC 4.0. STEP 2: Select “File”-“New…: function STEP 3: Select your application type, setup the location and name of your project and. Please select “WCE MFC AppWizard(exe)” as application type.
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STEP 4: Select “Dialog based” and language setting. Click “Next” button. STEP 5: Click “Next” button.
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STEP 6: Click “Next” button. STEP 7: Click “Finish” button. STEP 8: Now you can add your codes into this new project. You can get more development information from below MSDN website. http://msdn.microsoft.com/en-us/library/bb847963.
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3.3 Serial Port Function 3.3.1 Overview There are 4 serial ports in BEGA220A. Below table lists the function of each serial port: Name COM1: COM3: COM4: Debug port Function RS422 or RS485 port Used by application program. Used by application program. Internal used. BEGA220A USER MANUAL preliminary Comment Option 2 wire RS232 2 wire RS232 Could not open by application program.
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3.3.2 Serial Port Control-CSerialPort class Bolymin provided a class, CSerialPort, which implements basic control logic for serial port. Application could use this class by adding “CSerialPort.cpp” and “CSerialPort .h” into project. Customer could modify the source code of class CSerialPort to expand the serial port functions. 3.3.2.1 Basic concept of class CSerialPort The object of class CSerialPort will handle all data transfer and receive of opened serial port.
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3.3.2.2 Member function of class CSerialPort CSerialPort Function: Constructor function of calss CSerialPort. CSerialPort( Syntax ); None Parameters Return value None Open Function: Open a serial port. BOOL Open( Syntax LPCTSTR port, int baud_rate, int data_bit int stop_bit int parity ); port Name of serial port listed in the table of section 3.3.1. Parameters baud_rate Baud rate, ex: 9600. data_bit Data_bit, 7 ~ 8 stop_bit Stop bit , ONESTOPBIT, ONE5STOPBITS or TWOSTOPBITS.
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3.3.2.3 How to catch the receive message Please follow below steps to catch the receive message. STEP 1: Define a receive message in your code as below: const UINT WM_CMD_OK = WM_USER+1; STEP 2: Declare a message processing function in the window that will process receive message. STEP 3: Create message mapping. STEP 4: Implement the receive message processing function.
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3.3.3 Example Code Bolymin provide a test application and its source code for example. Below picture is the screen shot of the serial port test program: Select serial port and setup its parameter values. Open/Close selected serial port. Data will be sent by selected serial port Send data Received data Clear sent data. Clear received data Below are the major source codes of the test program: File: SerialPortDlg.
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BOOL CSerialPortDlg::OnInitDialog() { CDialog::OnInitDialog(); // Set the icon for this dialog. The framework does this automatically // when the application's main window is not a dialog SetIcon(m_hIcon, TRUE); // Set big icon SetIcon(m_hIcon, FALSE); // Set small icon CenterWindow(GetDesktopWindow()); // center to the hpc screen m_ComboBaud.SetCurSel(5); /* Define BaudRate: 115200 */ m_ComboData.SetCurSel(1); /* Define data bit: 8 bit */ m_ComboParity.
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{ tmp.
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/******************************************************************************************* Function for “CLOSE” button used to close current serial port. ********************************************************************************************/ void CSerialPortDlg::OnCloseCom() { Close current serial port. m_pSerialPort->Close(); m_ButOpen.EnableWindow(TRUE); /* Enable "Open" button */ m_ButClose.
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3.4 GPIO Control 3.4.1 How to Control GPIO for BEGA220A Bolymin provides a DLL file “pGPIO_220A.dll” to control the General Purpose Input and Ouput(GPIO) signal. In BEGA220A, there are 12 user defined GPIO. User could read current value of all GPIO of BEGA220A, change values of GP output signal and set the attribute of GPIO by functions in “pGPIO_220A.dll”. User could use GPIO control functions by following procedures: STEP 1. Add “pGPIO_220A.h” into project. STEP 2. Load “pGPIO_220A.
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3.4.2 GPIO Control Function for BEGA220A GetGPInput Function: Get current status of specified GPIO. BOOL GetGPInput ( Syntax int gpio_index ); gpio_index The index of specified GPIO. Refer to section 3.4.3 for Parameters the value definition. Return value TRUE: Current status of specified GPIO is HIGH. FALSE: Current status of specified GPIO is LOW. SetGPOutput Function: Set value of specified GP Output. void SetGPOutput ( Syntax int gpio_index, BOOL value ); gpio_index The index of specified GP output.
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3.4.3 Definition of GPIO Index Class CGPIO_220A support following index values: GPIO index Description GIO_KEY1 User defined general purpose input/output. (KEY1) GIO_KEY2 User defined general purpose input/output. (KEY2) GIO_KEY3 User defined general purpose input/output. (KEY3) GIO_KEY4 User defined general purpose input/output. (KEY4) GIO_KEY5 User defined general purpose input/output. (KEY5) GIO_KEY6 User defined general purpose input/output. (KEY6) GIO_KEY7 User defined general purpose input/output.
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3.5 ADC Converter and Backlight Adjustment 3.5.1 Overview Bolymin provides a dynamic link library “CtrlFunc_220A.dll” which includes all control functions of A/D converter and backlight adjustment. For A/D converter, there are 6-ch A/D converters with 12-bit resolution in BEGA220A. User could read the value from selected A/D converter channel by functions provided by Bolymin. Suggested hardware wiring about A/D converter could be found in user manual.
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3.5.2 Control Function of A/D Converter nitADC Function: A/D converter initialization. User need to call this function before using A/D converter. BOOL initADC ( Syntax ); None Parameters Return value TRUE: Initial A/D converter successfully. FALSE: Fail to initial A/D converter. ReadADC Function: Read A/D converted data from specified A/D converter channel. Int ReadADC( Syntax int adc_channel ); adc_channel The index of specified A/D converter channel.
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3.5.3 Function about Backlight Adjustment InitBacklightCtrl Function: Initial backlight controller. User need to call this function before adjusting backlight brightness. BOOL InitBacklightCtrl ( Syntax ); None Parameters Return value TRUE: Initial backlight controller successfully. FALSE: Fail to initial backlight controller. GetBrightness Function: Get current brightness value of backlight. int GetBrightness ( Syntax ); None Parameters Return value Current brightness value of backlight.