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Version 2.8

 

 

 

 

 

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EANAIR

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ANUAL

 

 

 

 

 

Rethinking Sensing Technology 

Содержание BeanGateway

Страница 1: ...Version 2 8 BEANAIR BEANGATEWAY USER MANUAL Rethinking Sensing Technology ...

Страница 2: ...or info Reader n 1 Maxime Obr Embedded software engineer Reader n 2 Mohamed Yosri Jaou Embedded software engineer UPDATES Version Date Auteur Evolution Status 2 2 16 10 2014 Aleksandr Drimitov BeanGateway Picture changed TimeSync function added 2 3 08 06 2015 Aleksandr Drimitov RS485 RS232 technical specifications added ModBus Protocol 2 4 17 11 2015 Aleksandr Drimitov New videos added Removing a ...

Страница 3: ...r reliance upon the information Beanair disclaims any and all responsibility for the application of the devices characterized in this document and notes that the application of the device must comply with the safety standards of the applicable country and where applicable with the relevant wiring rules Beanair reserves the right to make modifications additions and deletions to this document due to...

Страница 4: ...on specifications 16 6 2 2 Wireless sensor network coordinator 16 6 2 3 Ethernet LAN Network 16 6 2 4 Modbus serial BeanGateway Indoor Modbus 17 6 2 5 Modbus serial BeanGateway Outdoor Modbus 17 6 2 6 Power supply 17 6 2 7 Physical and Environmental BeanGateway Indoor 17 6 2 8 Physical and environmental BeanGateway Outdoor 18 6 2 9 Accessories BeanGateway Indoor 18 6 2 10 Accessories BeanGateway O...

Страница 5: ...t for the BeanGateway outdoor 33 8 1 4 Mounting brackets design 34 8 1 5 Antenna connection 35 8 2 Power supply socket wiring 36 8 2 1 BeanGateway outdoor power supply 37 8 2 2 BeanGateway indoor power supply 37 9 START YOUR APPLICATION 39 9 1 Connect your BeanGateway to your PC Laptop 39 9 2 LAN Configuration on your PC 40 9 3 Connecting your BeanGateway to your BeanScape 44 9 4 Start the BeanSca...

Страница 6: ...fore printing this document Page 6 75 12 FREQUENTLY ASKED QUESTIONS 67 12 1 How the connection is established between the Beangateway and the BeanScape 67 12 2 How can I find IP Address and PAN ID 71 12 3 How to handle problems with USB to Serial adapter 71 12 3 1 Driver issue 72 12 3 2 Hardware problem 74 12 3 3 Performance problems 74 ...

Страница 7: ...Support Center BTSC at tech support Beanair com For detailed information about where you can buy the Beanair equipment software or for recommendations on accessories and components visit www Beanair com To register for product news and announcements or for product questions contact Beanair s Technical Support Center BTSC Our aim is to make this user manual as helpful as possible Keep us informed o...

Страница 8: ...Caution or Warning Alerts the user with important information about Beanair wireless sensor networks WSN if this information is not followed the equipment software may fail or malfunction Danger This information MUST be followed if not you may damage the equipment permanently or bodily injury may occur Tip or Information Provides advice and suggestions that may be useful when installing Beanair Wi...

Страница 9: ...S AES Advanced Encryption Standard CCA Clear Channel Assessment CSMA CA Carrier Sense Multiple Access Collision Avoidance GTS Guaranteed Time Slot kSps Kilo samples per second LLC Logical Link Control LQI Link quality indicator LDCDA Low duty cycle data acquisition MAC Media Access Control PAN Personal Area Network PER Packet error rate RF Radio Frequency SD Secure Digital WSN Wireless sensor Netw...

Страница 10: ...loyment guidelines AN_RF_006 How to extend your wireless range All BeanAir products A guideline very useful for extending your wireless range AN_RF_005 BeanGateway Data Terminal Equipment Interface BeanGateway DTE interface Architecture on the BeanGateway AN_RF_003 IEEE 802 15 4 2 4 GHz Vs 868 MHz All BeanAir products Comparison between 868 MHz frequency band and a 2 4 GHz frequency band AN_RF_002...

Страница 11: ...ve power mode on the BeanDevice TN_RF_009 BeanGateway management on LAN infrastructure BeanGateway BeanGateway integration on a LAN infrastructure TN_RF_008 Data acquisition modes available on the BeanDevice All the BeanDevice Data acquisition modes available on the BeanDevice TN_RF_007 BeanDevice DataLogger User Guide All the BeanDevice This document presents the DataLogger feature on the BeanDev...

Страница 12: ...introduction BeanGateway Ethernet Indoor version presentation BeanGateway Ethernet Indoor version BeanDevice AN XX wireless range demonstration BeanDevice AN XX BeanDevice AN XX Extender BeanDevice AN XX presentation BeanDevice AN XX BeanDevice AN XX Extender BeanDevice AX 3D presentation BeanDevice AX 3D BeanDevice HI INC presentation BeanDevice HI INC BeanDevice AX 3DS presentation BeanDevice AX...

Страница 13: ...anGateway product presentation Details the installation guidelines of the BeanGateway BeanGateway installation guidelines Details the BeanGateway supervision from the BeanScape Start your application Details the BeanGateway maintenance for experienced user Maintaining and supervising your BeanGateway BeanGateway FAQ Troubleshooting Describes environnemental constraints temperature humidity mechani...

Страница 14: ...amage the BeanGateway Only Beanair is qualified to make changes on the BeanGateway Don t try to remove the adhesive label on the product it contains important information such as the MAC address 6 1 PRODUCT OVERVIEW The BeanGateway is used to build and manage Beanair wireless sensor networks It can manage queues for every network element BeanDevice As a gateway it controls the external access to t...

Страница 15: ...eanGateway provides standard protocols for a better communication with a SCADA supervision software LAN Ethernet ModBus TCP RS485 RS232 It provides the following features Design configuration and supervision of the entire Wireless sensors network Data Organization from the various sensors Data Transmission to the BeanScape Backing up wireless sensors network mapping Information processing continuo...

Страница 16: ...nels Peer to peer Star 104 dBm 1 km Line of Sight 70 150m Non Line of Sight Built in WSN Diagnostic tool Energy Scan for choosing a suitable RF Channel BeanDevice PER Packet Error Rate calculation LQI Link Quality Indicator between the BeanGateway and the BeanDevice RF channels Blacklist 18 dBm Wireless Sensor Network Coordinator Ultra Power and license free 2 4Ghz radio technology IEEE 802 15 4E ...

Страница 17: ...Bus over RS485 Slave RTU ASCII Baudrate Between 4800 bauds to 115 200 bauds Logic selectable 120 Ohm termination Power Consumption External power supply Integrated Lithium Ion Battery Power Supply 250 mA to 300 mA during wireless RX TX and Ethernet activated 8 28 VDC integrated Lithium Ion battery charger with high precision battery monitoring Lithium Ion rechargeable battery 950 mAh reference BAT...

Страница 18: ...copper alloy with gold plated Antenna connector N Type female Ratings IP67 ON OFF push button Latching push button Ratings IP67 Network context push button momentary push button Ratings IP67 20 C to 65 C during battery discharge 0 to 45 C during battery charge CE Labelling Directive R TTE Radio ETSI EN 300 328 FCC North America ARIB STD T66 Ver 3 6 ROHS Directive 2002 95 EC Wall plug in power supp...

Страница 19: ...nt before printing this document Page 19 75 6 3 ENCLOSURE DESCRIPTION The BeanGateway casing comes in two versions Indoor Version Outdoor version Enclosure Applications Indoor application only the product is not waterproof Remote sites wind water pipe gas mountains Wireless Sensor Networks deployment in outdoor over long distances ...

Страница 20: ...75 6 3 1 BeanGateway Indoor Version Click on the following web link to see the video BeanGateway Ethernet Indoor version presentation The BeanGateway indoor has many buttons and connectors let s see their meaning with illustrations Front View CNC Network push button Restore factory settings Micro SD Slot WSN activity Led LAN activity Led ModBus activity Led 2 4GHz antenna ...

Страница 21: ...Document type User Manual Please consider the environment before printing this document Page 21 75 Rear View 5dBi Omni Antenna Power supply DC 8 28 Volts OFF left side ON Right Side switch RJ45 shielded Auto MDIX socket for LAN network RS485 Modbus Option SUBD9 RS232 Connector ...

Страница 22: ...vironment before printing this document Page 22 75 6 3 2 BeanGateway Outdoor version Click on the following web link to see the video BeanGateway Ethernet Outdoor version introduction Front view ON OFF Latching Push Button Network Push Button factory settings restoration Wireless sensor networks LED LAN network activity LED ...

Страница 23: ...channels RF Channel LAN Ethernet parameters are restored to the factory settings Hold this button more than 10 seconds factory settings are restored when WSN activity Led starts to blink in red color LAN network activity Led This bi color GREEN RED Led represents the LAN activity WSN activity Led This bi color GREEN RED Led represents the WSN activity ON OFF Button Allows to power up power off the...

Страница 24: ...er not provided with our material 6 3 3 Led Description Action WSN Activity LED LAN Network activity LED with DataLogging on Micro SD activtaed GSM GPRS Activity LED Results Impact BeanGateway Power ON LED is flashing green LED is fixed red and turn off by an interval of 15s and then turns back LED is flashing green The BeanGateway is initialized and set up the mapping of its wireless network sens...

Страница 25: ...ual Please consider the environment before printing this document Page 25 75 6 4 ANTENNA SPECIFICATIONS 6 4 1 2 4 GHz Indoor Antenna RF antenna specifications Power Gain 5 5 dBi V S W R 2 0 Connector type RP SMA female Impedance 50 Ohm Polarization Vertical Dimensions Length Diameter in mm 200 x 14 ...

Страница 26: ...lease consider the environment before printing this document Page 26 75 6 4 1 2 4 GHz Outdoor Antenna RF antenna specifications Power Gain 5 5 dBi V S W R 2 0 Connector type N Type male Impedance 50 Ohm Resistance to wind 180 mph Sealing IP67 Polarization Vertical Dimensions Length Diameter in mm 95 x 19 ...

Страница 27: ...wer supply The internal battery provides instantaneous protection from external power supply interruptions the wireless sensor network activity Ethernet LAN activity are maintained during this time 3h00 to 3h30 approximately The BeanGateway starts emitting a beep sound every 2 seconds The beep sound will stop when the external power supply is restored Figure 1 UPS battery Precautions Do not try to...

Страница 28: ...is not available on the BeanGateway Outdoor Features Description Baud Rate Default Value 19 2 Kbps Minimum value TBD Maximum value 115 2 Kbps Configurable from the BeanScape software Connector SUBD9 Percent error between desired and actual baudrate 0 between 50Hz and 4800 bauds 0 16 between 7200Hz and 115 2 Kbauds ESD Protection 15kV 7 1 2 Wiring code Features Description PIN 1 Not used PIN 2 RX D...

Страница 29: ...er or ModBus Command Baud Rate accuracy 1 in transmission situation Accept 2 in reception situation Connector type BeanGateway Indoor RJ45 BeanGateway Outdoor M12 4 Pins Waterproof IP67 Switchable Termination 120 Ohm termination resistor ESD Protection 15kV 7 2 2 Switchable termination Proper cable termination is very important for good signal fidelity If the cable is not terminated with its chara...

Страница 30: ...door version A M12 Plug is provided with your BeanGateway outdoor if RS485 option is selected Pin assignation follows M12 standard Pin Number Wire color Function PIN1 Orange White Data PIN2 Orange Data PIN3 Green White Not used PIN4 Blue Not used PIN5 Blue White Not used PIN6 Green Not used PIN7 Brown White Not used PIN8 Brown Ground Pin Number Function Label name displayed Description PIN1 D Rx D...

Страница 31: ...anual Document type User Manual Please consider the environment before printing this document Page 31 75 PIN3 Gnd PIN2 D PIN1 D PIN4 N C M12 4pins plug A Coding Wiring Code M12 4Pins Plug View External view Wiring Code M12 4Pins Socket View PIN3 Gnd PIN2 D PIN1 D PIN4 N C ...

Страница 32: ... recommend to mount the BeanGateway on a wall mast above 2 3meters from the ground If your WSN is deployed on the same floor the RF antenna should be mounted vertically Figure 2 BeanGateway indoor mounted on a wall If your WSN is deployed on the same floor a horizontal position of the antenna will decrease the RF signal For further information about WSN deployment guideline Read the following tech...

Страница 33: ...he RF Antenna should be mounted vertically If your WSN is deployed on the same floor a horizontal position of the antenna will decrease the RF signal 8 1 3 Wall mounting kit for the BeanGateway outdoor 8 1 3 1 Die cast external mounting brackets The BeanGateway outdoor is provided with die cast external mounting brackets 4 x brackets and 4 x M5 attaching screws External mounting brackets enable th...

Страница 34: ...g technology Document version 2 8 BeanGateway User Manual Document type User Manual Please consider the environment before printing this document Page 34 75 8 1 4 Mounting brackets design Mounting Holes Mounting brackets ...

Страница 35: ...mation Energy Scan on RF Channels allowing the user to evaluate the RF Link between the BeanDevice and the BeanGateway The antenna socket used on the BeanGateway indoor is a RPSMA Reverse polarity SMA type this type of antenna is a standard for indoor application Plug your RF antenna on the antenna socket of your BeanGateway clockwise Do not force on the connectors Don t try to plug another type o...

Страница 36: ...rce on the connectors Don t try to plug another type of antenna on your Beangateway you will damage the connectors 8 2 POWER SUPPLY SOCKET WIRING The BeanGateway operates with an external power supply DC 8 28V An integrated rechargeable battery with a capacity of 950mAh is used as an UPS battery uninterruptible power supply The internal battery provides instantaneous protection from external power...

Страница 37: ...M8 3P socket The AC DC power supply adapter is provided with a M8 3P plug 1 2 3 Pwr 1 Gnd 2 Not used External power supply wiring code Legend Pwr Power supply 8 28V DC Gnd Ground M8 3 pins socket 8 2 2 BeanGateway indoor power supply It s highly recommended to use your BeanGateway with the DC power supply bloc provided with the BeanGateway If it s needed to power supply the BeanGateway with anothe...

Страница 38: ...y Document version 2 8 BeanGateway User Manual Document type User Manual Please consider the environment before printing this document Page 38 75 Figure 3 External power supply BeanGateway Indoor Jack connector 2 1mm Int 5 1 mm ext ...

Страница 39: ...eanGateway management on LAN infrastructure Click on the following web link to see the video BeanGateway Ethernet LAN Configuration directly connected to the Laptop PC BeanScape on a PC BeanGateway To view the entire wireless sensor network from your BeanScape you must firstly connect your Beangateway to a PC where the BeanScape is already installed Connection is established through an Ethernet ca...

Страница 40: ...en the BeanGateway and the BeanScape For further information on how to install the BeanScape please read the BeanScape User Manual 9 2 LAN CONFIGURATION ON YOUR PC To configure the network on your computer workstation Click on Then on Double click on You will see the following window Select the icon corresponding to the NIC network interface card on what you connected the BeanGateway Double click ...

Страница 41: ...ology Document version 2 8 BeanGateway User Manual Document type User Manual Please consider the environment before printing this document Page 41 75 Click You get the following window Double click You get the following window ...

Страница 42: ... before printing this document Page 42 75 In case you set the DHCP active on your BeanGateway the BeanGateway IP is directly obtained by the network choose the option If the DHCP option has not been activated you must enter a static IP 192 168 4 2 on your PC with a subnet mask 255 255 255 0 Click OK to confirm and safeguard your work ...

Страница 43: ...t of the computer screen The above image shows the start menu Select the folder named Control Panel You will find more information by opening Windows Local Area Network Connection and clicking on the tab You will see the following window By default the BeanGateway IP address is set at 192 168 4 123 with the DHCP disabled The BeanGateway is considered as a client by the BeanScape server having the ...

Страница 44: ...n directly connected to the Laptop PC Please check your Network settings before you make any changes By default the BeanGateway is configured with a static IP address 192 168 4 123 This allows the user to connect fastly the Beangateway to a PC If you want to set the BeanGateway IP on your business network and get a dynamic IP address via DHCP you can configure the BeanGateway via a serial port or ...

Страница 45: ...ically IP Address if a static IP is allocated to your Beangateway Subnet network mask DNS Enabled if the case is checked BeanScape PC Socket Port BeanScape PC IP Address Localize the entire device connected on the LAN router Enable Keep alive configuration Keep alive Timeout ms Keep Alive Max Retry Click on Validate to validate your configuration Click on Validate to validate your configuration Se...

Страница 46: ...ing form X Y Z B With A B X Y and Z numbers between 0 and 255 o Subnet Network mask The subnet mask is set to 255 255 255 0 by default o Gateway IP Address Subnet network mask DNS Enabled Check this case if you want to enable the DNS For further information about DNS read the Technical Note BeanGateway management on your Local Area Network infrastructure The gateway IP address subnet is the defaul...

Страница 47: ...echnology Document version 2 8 BeanGateway User Manual Document type User Manual Please consider the environment before printing this document Page 47 75 The BeanScape server starts and creates the BeanDevice mapping based ...

Страница 48: ...ent before printing this document Page 48 75 9 5 BEANGATEWAY PROFILE Click on a BeanGateway network coordinator located on the lower left window The BeanGateway is identified by its PAN ID You will see the following window Click here BeanGateway profile status recorded on the BeanScape BeanGateway profile configuration parameters ...

Страница 49: ...the BeanDevice by the manufacturer for identification PAN Address encoded on 16 bits Personal Area Network address Network Address on 16 bits This address is allocated by the BeanGateway when you start the network Label By default the MAC address is registered as a Label This label can be changed by the user Radio configuration TX power Displays Radio TX Power in dBm antenna power is not included ...

Страница 50: ...ll status The BeanGateway performs frequently a battery diagnostic on the BeanGateway An alarm notification is transmitted automatically to the BeanGateway if a battery failure is detected on the BeanGateway If any battery status information is displayed ex BeanGateway is not connected status led is white When LEDS are green a normal state is indicated During a malfunction the LEDS turns red Here ...

Страница 51: ...ame Description Custom Display Customize the BeanGateway label Notes This area contains the notes related to the BeanGateway Configuration Radio parameters configuration RF channels Energy Scan PAN ID System configuration System configuration Diagnostic cycle Nwk deletion Post system clock Module Status Module status Logger Logger Module Datalogger on Micro SD configuration BeanGateway configurati...

Страница 52: ...r here the type of BeanGateway you want to use Reference You can assign an internal reference to the BeanDevice you have purchased Label You can assign any sort of Label to your BeanGateway Therefore the user can easily associate the BeanGateway with its equipment or environment example Nwk_Room_1 Nwk_Room_2 9 5 2 2 Notes This area contains the notes related to the BeanGateway To edit this field e...

Страница 53: ...ore printing this document Page 53 75 9 5 2 3 Radio Configuration Setting Description Watch the short technical Video Click on the Icon PAN ID Configuration Select a PAN ID value between 0 to 3FFE If you select a value 3FFF the value will not be assigned Enter a value without 0x Example 03AB 3DC2 In the case if you have several networks ...

Страница 54: ...t and click the Validate button to save the base area If an automatic detection is selected the user can select the scanning duration on each channel It is strongly recommended to select Automatic channel selection if you have few information about radio activities on your site Automatic RF channel selection Manual RF Channel selection Energy Scan Diagnostic The Energy Scan allows the user to know...

Страница 55: ...t before printing this document Page 55 75 Authorized channel selection Select the RF channels which must be used The RF channels which are not selected are blacklisted from the energy scan process automatic RF channel selection Select RF channels with the least detected activity RF Figure 4 Conversion table Energy Scan power in dBm ...

Страница 56: ...ent version 2 8 BeanGateway User Manual Document type User Manual Please consider the environment before printing this document Page 56 75 9 5 2 4 System Configuration Setting Description Watch the short technical Video Click on the Icon ...

Страница 57: ...settings TX power Authorized RF channels RF Channel LAN Ethernet parameters are restored to the factory settings Click on Delete Network enable disable You can enable and disable the Network button on your BeanGateway from BeanScape with Nwk disable enable This function is useful when you want to eliminate the risk of losing your BeanDevices profiles by accidentally pushing the Network button on t...

Страница 58: ... Rethinking sensing technology Document version 2 8 BeanGateway User Manual Document type User Manual Please consider the environment before printing this document Page 58 75 BeanDevice profile ...

Страница 59: ...ming a Network operation on the BeanDevices let s suppose that access to BeanDevices is not easy To upload the cartography of the BeanDevice on a different BeanGateway please follow the instructions below Put the PAN ID of your previous BeanGateway Select the Radio Channel of your previous BeanGateway Write down the Network ID and MAC ID of your BeanDevice If your BeanDevice requires restart you c...

Страница 60: ...consider the environment before printing this document Page 60 75 9 6 LOG FILE ORGANIZATION 9 6 1 Log file system overview Figure 5 Log file system overview Log file updates PC Log file organization 1 Log file for Wireless Network Diagnostic 1 Log file for GPS coordinates BeanGateway GPS only 1 system Log File ...

Страница 61: ...sider the environment before printing this document Page 61 75 9 6 2 Log file directory By default the Log file directory is C log_beanscape Click on the tab Tools then Options to configure advanced settings in BeanScape This window lets you configure the logs and the data cache You will see the following window ...

Страница 62: ...ument version 2 8 BeanGateway User Manual Document type User Manual Please consider the environment before printing this document Page 62 75 For further information about the BeanScape configuration please read the BeanScape User Manual ...

Страница 63: ...TION Figure 6 A multi WSN architecture These settings are mandatory PAN ID should be different between each BeanGateway These settings are highly recommended The distance between each BeanGateway should be at least 2 meters Different Radio channel should be used Ethernet LAN AX 3D HI INC Sensor Cloud n 2 Premium AX 3D HI INC Sensor Cloud n 3 AX 3D HI INC Sensor Cloud n 1 Ethernet LAN Ethernet LAN ...

Страница 64: ...ctions that may interfere with the seal 11 2 SENSITIVITY TO RADIO FREQUENCY For further information please refer to the application note AN_RF_007 Beanair_WSN_Deployment 11 3 TEMPERATURE The BeanGateway operating temperature is 20 C to 65 C It is recommended not to exceed these ranges This could permanently damage the BeanGateway 11 4 HUMIDITY BeanGateway outdoor version can operate in a 90 humid ...

Страница 65: ...connections 11 7 ANTENNA Depending on the type of antenna omnidirectional bidirectional orient it in a particular position so that the emitted field is optimal See field emission 1 2 1 When you move the BeanGateway make several tests by changing the orientation of the antenna and get the best arrangement For further information please refer to the application note AN_RF_007 Beanair_WSN_Deployment ...

Страница 66: ... Rethinking sensing technology Document version 2 8 BeanGateway User Manual Document type User Manual Please consider the environment before printing this document Page 66 75 ...

Страница 67: ...HED BETWEEN THE BEANGATEWAY AND THE BEANSCAPE When the BeanScape is launched as a server it starts with listening for a socket connexion When you power up the BeanGateway a request for socket connexion is established between the Beanscape and the BeanGaterway If this request is accepted by the BeanScape an ACK is transmitted to the BeanGateway Step 1 Socket connexion Connection Request ACK Listen ...

Страница 68: ...ry This profile contains are the informations about the BeanGateway ID NWK Add PAN ID MAC ID IP versions ID Hardware embedded software stack Radio Management parameters Radio channel TX Power The BeanGateway profile is transmitted to the BeanScape Step 2 BeanGateway Profile Transmission BeanGateway profile Transmission ACK BeanGateway profile is backuped on BeanScape Database BeanGateway profile a...

Страница 69: ...apping is backuped on the BeanGateway flash memory When a new BeanDevice joins a WSN its profile is transmitted to the BeanGateway and the BeanScape The BeanScape displays the WSN Mapping with the BeanDevice profile WSN Mapping is backuped on the BeanScape Database Step 3 WSN Mapping transmission BeanDevice profile Transmission ACK BeanDevice profile are backuped on BeanScape Database BeanDevice p...

Страница 70: ...e Date on his computer are correct Date transmission by NTP Net Time Protocole Time Date are updated on the BeanGateway instantly The BeanGateway integrates a Real Time Clock directly powered by th internal battery which allows to maintain the Time and Date if the BeanGateway is power donw Step 4 Time Date update Time transmission through NTP Net Time protocol ACK BeanGateway Time and Date is synh...

Страница 71: ...PAN ID To find the IP address and ID PAN BeanGateway network click hide in the window at the bottom left of BeanScape You see the following window Figure 7 BeanScape control server 12 3 HOW TO HANDLE PROBLEMS WITH USB TO SERIAL ADAPTER There are three types of problems that you may encounter when using a USB to RS 232 adapter Driver problems Hardware problems Performance problems BeanGateway IP Ad...

Страница 72: ...y download and install the driver For USB to RS 232 chips because off brand chips come with poor drivers we recommend two primary manufacturers Prolific and FTDI If the driver for your adapter is not automatically installed or cannot be installed from a CD you will need to identify the chip in your cable and locate the driver on the Internet Some manufacturers identify on their packaging which chi...

Страница 73: ...lect the Details tab 3 In the Property field select Hardware Ids from the drop down menu 4 In the Value field there is both a VID Vendor ID and a PID Product ID These IDs respectively indicate the manufacturer and the model number of the chip 5 In the example above we did an internet research for VID 0403 PID 6011 displaying the FT4232 manufactured by FTDI 6 Now that you have the Chip manufacturer...

Страница 74: ...2 3 3 Performance problems USB uses a shared data bus with packetized communication the packetized communication introduced some latency data transfer time that wasn t present with built in RS 232 ports Unfortunately latency makes a noticeable difference when you download large amounts of data or upload a new operating system The driver for FTDI chips allows you to lower the latency time on packet...

Страница 75: ...ime we recommend disabling the Selective Suspend option for your cable The Selective Suspend option allows Windows to put your hardware to sleep which can result in corrupt data packets To disable the Selective Suspend option clear the checkbox for the Enable Selective Suspend field on the Advanced Settings window for your device Note The Selective Suspend option is already disabled by default in ...

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