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Cinterion

®

 Java Terminals Hardware Interface Description

8.4 Configuration via I

2

C Interface

69

EHSxT_BGS5T_HID_v02

2014-05-23

Confidential / Preliminary

Page 67 of 70

Possible result codes for status command (see 

Section 8.4.1.3

 and above 

Table 25

):

0x50

R/W

ADC1_IN/DSR0

ADCDSRR

Yes

0x00

0: Analog In
1: Digital Out

0x80

W

Trigger delay. Specifies delay 
time for a reset. If a trigger delay 
time is specified, the watchdog is 
prevented from resetting the 
module for the given time.

TDR

No

0x00

Set time in min-
utes.
1...255: Minutes
0: Disable

0xFD

R

Hardware watchdog‘s firmware 
version

VER

--

[0x00..0x99]
[MAJ MIN]
4:MSB: MAJ
4:LSB: MIN

MAJ: Main release 
number (e.g., 1.x)
MIN: Sub release 
number (e.g., x.0)
as in version v1.0

0xFF

W

Read address register (RAR)

RAR

No

0x00

0x00..0xFF
Only valid 
addresses contain 
valid values

Table 26:  

I

2

C status result codes

Result

Code

Comment

OK

0x00

Last command was executed successfully

PROTOCOL_ERROR

0x01

Protocol error, i.e. wrong number of bytes

ILLEGAL_ADDRESS

0x02

Illegal register address

ILLEGAL_ARGUMENT

0x03

Illegal argument. Argument is out of allowed range.

UNDEFINED

0xFF

Table 25:  

Address register for I

2

C commands

Register 
address

Read/
Write

Description

Name

Non-
volatile

Default

Value range

Summary of Contents for Cinterion

Page 1: ... M2M GEMALTO COM Cinterion Java Terminals Hardware Interface Description Version 02 DocId EHSxT_BGS5T_HID_v02 ...

Page 2: ...NTEXT OF THE DELIV ERY OF THE PRODUCT THIS GENERAL NOTE SHALL BE GOVERNED AND CONSTRUED ACCORDING TO GERMAN LAW Copyright Transmittal reproduction dissemination and or editing of this document as well as utilization of its con tents and communication thereof to others without express authorization are prohibited Offenders will be held liable for payment of damages All rights created by patent gran...

Page 3: ...rface 24 3 5 1 9 Pole D sub Connector 24 3 6 USB Interface 25 3 7 Weidmueller GPIO Interface 25 3 8 Power Supply 29 3 8 1 Turn Java Terminals on 30 3 8 2 Reset Java Terminals 30 3 8 3 Turn Java Terminals off 30 3 8 4 Disconnecting power supply 31 3 9 Automatic thermal shutdown 32 3 10 Hardware Watchdog 32 3 11 RTC 32 3 12 SIM Interface 33 3 13 Status LEDs 34 3 14 RF Antenna Interface 35 4 Electric...

Page 4: ... Type Approval 49 6 1 Gemalto M2M Reference Setup 49 6 2 Restrictions 50 6 3 CE Conformity 50 6 4 EMC 50 6 5 Compliance with FCC and IC Rules and Regulations 51 7 List of Parts and Accessories 53 8 Appendix A Hardware Watchdog 54 8 1 Reset Conditions 54 8 1 1 Reset stages 55 8 1 2 Reset Delay 55 8 2 Restart Conditions 55 8 3 Configuration via ASC0 Interface 56 8 3 1 Command Specification 56 8 4 Co...

Page 5: ... pin and 12 pin 25 Figure 7 EHS6T USB Weidmueller connectors 8 pin and 12 pin 26 Figure 8 BGS5T USB Weidmueller connectors 8 pin and 12 pin 26 Figure 9 6 pole Western jack for power supply ignition reset typical connection 29 Figure 10 SIM interface 33 Figure 11 Status LED 34 Figure 12 Antenna connector 35 Figure 13 Java Terminals 3D overview 45 Figure 14 Java Terminals mechanical dimensions 46 Fi...

Page 6: ...on 16 Table 10 Overview of operating modes 23 Table 11 9 pole D sub female RS 232 24 Table 12 Weidmueller pin availability 27 Table 13 Female 6 pole Western plug for power supply ignition power down 29 Table 14 Allowed maximum antenna gain including cable loss 35 Table 15 Absolute maximum ratings 36 Table 16 Operating supply voltage for Java Terminals 36 Table 17 Board temperature of Java module 3...

Page 7: ...nterion Java Terminals Hardware Interface Description Version 01 Chapter What is new 1 4 Revised product label shown in Figure 1 3 7 Revised section with regard to the Weidmueller pin availability 4 1 Completed Table 15 giving absolute maximum ratings 4 2 Added remarks on board temperature 4 5 Revised and completed section listing power supply ratings 6 3 Added CE conformity mark 6 5 Revised secti...

Page 8: ...32 interface with a D sub 9 pole female socket as well as a 6 pole Western jack as plug in power supply connector Wherever necessary and appropriate this document distinguishes between these three vari ants Table 1 gives a short overview of the available interfaces for the different Java Terminals The scope of this document includes interface specifications electrical as well as mechanical charact...

Page 9: ...ommand BTS Base Transceiver Station CB Cell Broadcast CODEC Coder Decoder DCE Data Circuit terminating Equipment DSR Data Set Ready DTR Data Terminal Ready EFR Enhanced Full Rate EGSM Enhanced GSM EMC Electromagnetic Compatibility ESD Electrostatic Discharge ETS European Telecommunication Standard FDMA Frequency Division Multiple Access G C F GSM Conformity Forum GSM Global Standard for Mobile Com...

Page 10: ...t PA Power Amplifier PCB Printed Circuit Board PCM Pulse Code Modulation PCS Personal Communication System PD Power Down PDU Protocol Data Unit R TTE Radio and Telecommunication Terminal Equipment RF Radio frequency RI Ring Indication RX Receive direction SIM Subscriber Identification Module SMS Short Message Service SW Software TDD Time Division Duplex TDMA Time Division Multiple Access TX Transm...

Page 11: ... of the Council of 8 December 2003 amending directive 2002 96 ec on waste electrical and electronic equipment WEEE Table 4 Standards of North American type approval CFR Title 47 Code of Federal Regulations Part 15 B Part 22 and Part 24 Telecom munications PCS US Equipment Authorization FCC OET Bulletin 65 Edition 97 01 Evaluating Compliance with FCC Guidelines for Human Exposure to Radiofrequency ...

Page 12: ...ility EMC standard for radio equipment and ser vices Part 24 Specific conditions for IMT 2000 CDMA Direct Spread UTRA for Mobile and portable UE radio and ancillary equipment ETSI EN 301 908 01 V5 2 1 Electromagnetic compatibility and Radio spectrum Matters ERM Base Stations BS and User Equipment UE for IMT 2000 Third Generation cellular networks Part 1 Harmonized EN for IMT 2000 introduction and ...

Page 13: ...2006 06 SJ T 11364 2006 Marking for Control of Pollution Caused by Electronic Information Products 2006 06 According to the Chinese Administration on the Control of Pollution caused by Electronic Information Products ACPEIP the EPUP i e Environmental Protection Use Period of this product is 20 years as per the symbol shown here unless otherwise marked The EPUP is valid only as long as the product ...

Page 14: ... pacemaker while it is on This personal subgroup always should check the distance to the mobile Switch off the cellular terminal or mobile before boarding an aircraft Make sure it cannot be switched on inadvertently The operation of wireless appliances in an air craft is forbidden to prevent interference with communications systems Failure to observe these instructions may lead to the suspension o...

Page 15: ...ice area with adequate cellular signal strength Some networks do not allow for emergency calls if certain network services or phone features are in use e g lock functions fixed dialing etc You may need to deactivate those features before you can make an emergency call Some networks require a valid SIM card to be properly inserted in the cellular ter minal or mobile If a power supply unit is used t...

Page 16: ...5T USB Table 9 Java Terminals label information No Information 1 Cinterion logo 2 Product name 3 Product variant 4 Marking Made in Germany 5 Product ordering number 6 Barcode Code128 7 Product IMEI 8 Date code 9 WEEE symbol see Table 3 10 Chinese RoHS symbol see Table 7 11 CE logo with fixed notified body number may be replaced for samples with Not for sale 12 FCC ID 13 IC ID 14 Manufacturer code ...

Page 17: ...1900 Class E2 27dBm 3dB for GSM 850 8 PSK Class E2 27dBm 3dB for GSM 900 8 PSK Class E2 26dBm 3 4dB for GSM 1800 8 PSK Class E2 26dBm 3 4dB for GSM 1900 8 PSK Class 3 24dBm 1 3dB for UMTS 2100 WCDMA FDD BdI Class 3 24dBm 1 3dB for UMTS 1900 WCDMA FDD BdII Class 3 24dBm 1 3dB for UMTS 900 WCDMA FDD BdVIII Class 3 24dBm 1 3dB for UMTS 850 WCDMA FDD BdV Class 3 24dBm 1 3dB for UMTS 800 WCDMA FDD BdVI...

Page 18: ... 4 8 9 6 14 4kbps USSD SMS Point to point MT and MO Cell broadcast Text and PDU mode Software AT commands Hayes 3GPP TS 27 007 TS 27 005 Gemalto M2M Java Open Platform Java Open Platform with Java profile IMP NG CLDC 1 1 HI Secure data transmission via HTTPS SSL Multi threading programming and multi application execution Major benefits seamless integration into Java applications ease of pro grammi...

Page 19: ... I C and RS 485 option depending on variant Power connector 6 pole Western connector female for power supply ignition power down signal SIM card reader Supported SIM cards 3V 1 8V Antenna Antenna connected via female SMA connector Power on off Reset Power on DTR line at RS 232 interface IGT_IN line at power connector or watchdog Power off Normal switch off by AT SMSO or external On Off push button...

Page 20: ...ture Rx diversity or GPS antennas SIM card reader 9 pin female D sub connector RS 232 interface 4 pin female USB B connector 12 pin and 8 pin Weidmueller GPIO connectors including RS 485 Figure 2 Java Terminals 3D view GPS antenna SMA connector D sub socket RS 232 interface Western jack for USB connector 20 pin Weidmueller connector SIM card reader SIM card reader for future use RJ 45 Ethernet con...

Page 21: ...diagram of a sample configuration that incorporates a Java Terminal and typical accessories Figure 3 Block diagram Java Terminal Java module RS 232 driver USB SIM card interface Power regulation RF antenna interface LEDs RF antenna interface Host controller Power supply External application Power supply SIM card Antenna IGT_IN RST_IN Weidmueller GPIO driver interface Not for EHS5T RS485 ...

Page 22: ... CCxxx EMC Batt LED green LED yellow LED drivers LED V180 SMA female Antenna interface RFout Western Jack 6 pin Power supply EMC on off EMC power DC DC converter Vreg Line regulator ON EMERG_RST Batt Batt Hardware Watchdog LED active LED link Magnetics 10 100 Ethernet Phy Controller KSZ8721 USB GPIO connector 12 pin EMC Driver bidirect GPIO USB B connector EMC USB Electronic SIM opt Micro controll...

Page 23: ... g mul tislot settings Watchdog active GPRS DATA GPRS data transfer in progress Power consumption depends on network settings e g power control level uplink downlink data rates GPRS configuration e g used multislot settings and reduction of maximum out put power Watchdog active EGPRS DATA EHSxT only EGPRS data transfer in progress Power consumption depends on network settings e g power control lev...

Page 24: ...nals and transports data Figure 5 Pin assignment RS 232 D sub 9 pole female Java Terminals are designed for use as a DCE Based on the conventions for DCE DTE con nections it communicates with the customer application DTE using the following signals Port TxD application sends data to TXD of the Java Terminals Port RxD application receives data from RXD of the Java Terminals Hardware handshake using...

Page 25: ... 12Mbit s compliant The USB interface can be used as command and data interface and for downloading firmware It is only available as a slave device and not able to act as a USB host 3 7 Weidmueller GPIO Interface The Weidmueller connectors 8 pin and 12 pin provide access to various module signals in cluding a number of configurable GPIOs Note that not all of the Weidmueller pins are available for ...

Page 26: ...nnectors 8 pin and 12 pin 1 2 3 4 1 2 3 4 5 6 GPIO6 GPIO7 GPIO8 GPIO11 VCCref GND TXD1 SPI_MISO RXD1 SPI_MOSI CTS1 RS232 SPI_CS RTS1 RS232 5 6 7 8 7 8 9 10 11 12 GPIO12 GPIO13 GPIO14 GPIO15 5Vout DSR0 ADC1_IN SPI_CLK I2CDAT I2CCLK GPIO20 GPIO21 EHS6T USB 1 2 3 4 1 2 3 4 5 6 GPIO6 GPIO7 GPIO8 n a VCCref GND TXD1 RXD1 CTS1 RS232 RTS1 RS232 5 6 7 8 7 8 9 10 11 12 n a n a n a n a 5Vout DSR0 ADC1_IN I2...

Page 27: ...le via AT command 7 GPIO14 Configurable via AT command 8 GPIO15 Configurable via AT command 12 pin connector 1 VCCref Input supply for level converter to specify external power level e g connect 5Vout for 5V power level 2 GND 3 TXD1 or SPI_MISO Configurable via AT command also as SPI_MISO signal TXD1 or SPI_MI SO TXD1 or SPI_MISO TXD1 4 RXD1 or SPI_MOSI Configurable via AT command also as SPI_MOSI...

Page 28: ...d receivers for use in balanced multidrop communication systems RS 485 is used in a lot of different fieldbus systems like Profibus Interbus Modbus and P net RS 485 uses a shielded twisted pair cable where the shield is used as ground return and the inner pairs are used for balanced communication The two conductors in each pair are called A and B RS 485 is usually half duplex Data transmission spe...

Page 29: ...The watchdog can be configured to restart the Java Terminals When power fails for 15s the RTC will be reset Figure 9 6 pole Western jack for power supply ignition reset typical connection Mains adapter If it fits into the design of your application we recommend the plug in supply unit used with the type approved Gemalto M2M reference setup Ordering information can be found in Chapter 7 This 12V ma...

Page 30: ...UN please see 1 The watchdog can also be configured to reset the Java Terminals if in POWER DOWN mode As an alternative you can shut down the Java Terminals as described in Section 3 8 3 and then restart it as described in Section 3 8 1 3 8 3 Turn Java Terminals off Normal shutdown To turn off the Java Terminals use the AT SMSO command rather than disconnecting the mains adapter This procedure let...

Page 31: ...since power is cut off immediately Therefore this proce dure is intended only for use in case of emergency e g if Java Terminals fails to shut down properly Watchdog shutdown The watchdog can also be configured to turn the Java Terminals off When the Java Terminals enter the POWER DOWN mode e g after you have issued the AT SMSO command or activated the RST_IN signal all RS 232 interface lines are ...

Page 32: ...iod after power up See 1 for details The watchdog can be configured to restart the Java Terminals after a defined period 3 10 Hardware Watchdog The Java Terminals feature a programmable hardware watchdog that permanently monitors the terminals hardware and can be configured to react to various hardware states The watch dog may for example be configured to periodically restart the terminal independ...

Page 33: ... removed from the card holder by using a flat object such as a screwdriver to carefully press the inserted SIM until it snaps out again All signals of the SIM interface are protected from electrostatic discharge with spark gaps to GND and clamp diodes to 1 8V resp 2 9V and GND Removing and inserting the SIM card during operation requires the software to be reinitialized Therefore after reinserting...

Page 34: ...emitransparent cas ing A green LED indicates whether the Java Terminals are ready to operate A yellow LED indicates the network registration state of the Java Terminals Figure 11 Status LED The yellow LED is driven by a line of the integrated module that can be configured by using the AT SLED command to either light permanently or to flash For details on the AT command please refer to 1 Green LED ...

Page 35: ... provides additional ESD protection to the anten na connector To protect the inductor from damage no DC voltage must be applied to the an tenna circuit For the application it is recommended to use an antenna with an SMA male connector Please note that the terminal should be installed and operated with a minimum distance of 20cm between the antenna connected to the terminal and any human bodies Als...

Page 36: ...ified configured as input pins 0 3 6 V Weidmueller pins output current 8 pin and 12 pin connectors if pins specified configured as output pins 0 50mA drawn each pin1 1 Please note that if the VCCref pin is connected to the 5Vout pin no more than 100mA should be drawn by all pins In this case it is no longer allowed to draw a maximum of 50mA for each pin USB interface All electrical characteristics...

Page 37: ... exist between board PCB temperature of the Java module and its ambient temperature Table 17 Board temperature of Java module Parameter Min Max Unit Normal operation 30 85 C Extended operation1 1 Extended operation allows normal mode speech calls or data transmission for limited time until automatic thermal shutdown takes effect Within the extended temperature range outside the normal operating te...

Page 38: ...ty relative Low High Condens 10 90 at 30 C 90 100 at 30 C ETS 300 019 2 1 T1 2 IEC 60068 2 56 Cb ETS 300 019 2 1 T1 2 IEC 60068 2 30 Db Air pressure Low High 70 106 kPa IEC TR 60271 3 1 1K4 IEC TR 60271 3 1 1K4 Movement of surrounding air 1 0 m s IEC TR 60271 3 1 1K4 Water rain dripping icing and frosting Not allowed Radiation Solar Heat 1120 600 W m2 ETS 300 019 2 1 T1 2 IEC 60068 2 2 Bb ETS 300 ...

Page 39: ...ut voltage IGT_IN RST_IN active high 4 28 V Vlow 0 3 V Vhigh Input voltage DTR active high 3 15 V Vlow 15 1 2 V RIN Input resistance of IGT_IN RST_IN 1 M RIN Input resistance of DTR 3 5 7 k Table 20 RS 232 interface specifications Parameter Description Conditions Min Typ Max Unit VOUT Transmitter output voltage for RXD CTS DSR DCD RING 3k load 5 6 7 V ROUT Transmitter output resis tance RXD CTS DS...

Page 40: ...ax 0 55V at I 32mA VOHmin VCCref 0 1V at I 100µA VOHmin VCCref 0 4V at I 12mA VOHmin VCCref 0 7V at I 32mA VILmax 0 3 VCCref VIHmin 0 7 VCCref If unused keep lines open SPI interface is not avail able for BGS5 RXD1 SPI_MOSI O CTS1 A SPI_CS O RTS1 B I 5Vout O 5V 0 05V 0 2V Ioutmax 100mA Regulated output for external supply Can be connected to VCCref If unused keep open DSR0 ADC1_IN Analog to Digita...

Page 41: ...5 9 12 7 GPRS DATA mode 1 Tx 4 Rx 850 900MHz 8V 169 3 175 160 mA 30V 47 2 50 3 46 2 GPRS DATA mode 1 Tx 4 Rx 1800 1900MHz 8V 63 9 136 4 117 3 mA 30V 21 2 38 36 1 GPRS DATA mode 4 Tx 1 Rx 850 900MHz 8V 234 6 245 286 3 mA 30V 67 100 81 GPRS DATA mode 4 Tx 1 Rx 1800 1900MHz 8V 109 5 186 208 8 mA 30V 34 1 56 61 8 EDGE DATA mode 1 Tx 4 Rx 850 900MHz 8V 170 1 175 160 mA 30V 47 4 50 2 46 2 EDGE DATA mode...

Page 42: ... VIII 23dBm 8V 367 410 1 mA 30V 103 114 2 HSPA DATA Band I 23dBm 8V 313 411 mA 30V 88 3 113 9 HSPA DATA Band II 23dBm 8V 447 6 mA 30V 123 8 HSPA DATA Band V VI 23dBm 8V 413 9 mA 30V 115 HSPA DATA Band VIII 23dBm 8V 367 410 1 mA 30V 103 114 2 1 Lowest voltage minimum peak incl all ripple and drops 7 6V including voltage drop ripple and spikes measured at western jack 6 pole pins 2 Typical values me...

Page 43: ... not every module variant supports all bands Receiver Input Sensitivity ARP UMTS 800 850 Band VI V 104 7 106 7 110 dBm UMTS 900 Band VIII 103 7 110 dBm UMTS 1900 Band II 104 7 109 dBm UMTS 2100 Band I 106 7 110 dBm RF Power ARP with 50Ohm Load Board temperature 85 C UMTS 800 850 Band VI V 21 24 25 dBm UMTS 900 Band VIII 21 24 25 dBm UMTS 1900 Band II 21 24 25 dBm UMTS 2100 Band I 21 24 25 dBm GPRS...

Page 44: ...Bm EDGE 1 TX GSM 850 E GSM 900 27 dBm GSM 1800 GSM 1900 26 dBm GPRS 2 TX GSM 850 E GSM 900 30 dBm GSM 1800 GSM 1900 27 28 3 dBm EDGE 2 TX GSM 850 E GSM 900 24 dBm GSM 1800 GSM 1900 23 dBm GPRS 3 TX GSM 850 E GSM 900 28 2 27 7 dBm GSM 1800 GSM 1900 25 2 27 4 dBm EDGE 3 TX GSM 850 E GSM 900 22 2 dBm GSM 1800 GSM 1900 21 2 dBm GPRS 4 TX GSM 850 E GSM 900 27 25 4 dBm GSM 1800 GSM 1900 24 25 2 dBm EDGE...

Page 45: ...iew of the mechanical dimensions of the board For further details see Figure 14 To allow for an easier mechanical implementation into an external application a set of 3D STP data for the Java Terminals is at tached to this PDF Please open the Attachments navigation panel to view and save these files Figure 13 Java Terminals 3D overview Length 113 5mm including fixtures for cable straps Width 75mm ...

Page 46: ...Cinterion Java Terminals Hardware Interface Description 5 1 Mechanical Dimensions 48 EHSxT_BGS5T_HID_v02 2014 05 23 Confidential Preliminary Page 46 of 70 Figure 14 Java Terminals mechanical dimensions ...

Page 47: ... A catch at the terminal s bottom side will have to be removed to slide multiple terminals onto a single rail Using a BOPLA TSH 35 2 universal DIN rail holder the Java Terminals can be fitted onto another special type of DIN rail made according to DIN EN 60715 Top hat section 35mm e g Wago 210 113 steel carrier rail The following figure shows the various possibilities provided to mount the Java Te...

Page 48: ...erminals Hardware Interface Description 5 3 Packaging 48 EHSxT_BGS5T_HID_v02 2014 05 23 Confidential Preliminary Page 48 of 70 5 3 Packaging Java Terminals come in terminal boxes Terminal box size 191mm x 143mm x 44mm ...

Page 49: ... M2M Reference Setup The Gemalto M2M reference setup submitted to type approve Java Terminals consists of the following components Java Terminals with approved Java module PC as MMI Power Supply Figure 16 Reference equipment for approval For ordering information please refer to Chapter 7 PC Power supply SIM RS 232 USB Java Terminal Antenna or 50Ohm cable to the system simulator ARP ...

Page 50: ...mer applications that comply with the approved Java Terminals configuration Extra approval must be obtained for applications using other accessories than those included in the approved Java Terminals configuration power supply MMI implementation supported by AT commands 6 3 CE Conformity The Java Terminals meet the requirements of the EU directives listed below R TTE Directive 1999 5 EC The Java T...

Page 51: ...imits are designed to provide reason able protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accor dance with the instructions may cause harmful interference to radio communications Howev er there is no guarantee that interference will not occur in a particular installation If t...

Page 52: ...tionnement EN Radio frequency RF Exposure Information The radiated output power of the Wireless Device is below the Industry Canada IC radio fre quency exposure limits The Wireless Device should be used in such a manner such that the potential for human contact during normal operation is minimized This device has also been evaluated and shown compliant with the IC RF Exposure limits un der mobile ...

Page 53: ...8490 A15 DIN rail holder BOPLA TSH 35 2 BOPLA Ordering number 20035000 BOPLA Gehäuse Systeme GmbH Borsigstr 17 25 D 32257 Bünde Phone 49 0 5223 969 0 Fax 49 0 5223 969 100 Email iinfo bopla de Web http www bopla de Antenna SMARTEQ MiniMAG Dualband 0dBd 2 6m RG174 SMA m KÖBEL Mobile Communication Ordering number 1140 26 with crimped SMA connector KÖBEL Mobile Communication Sesamstrasse 12 D 24632 L...

Page 54: ...REP timeout UART activity The watchdog can be used to reset the module when no activity from the module on the UART interface is recognized for a specified amount of time To prevent the reset the module has to be active frequently on the UART interface This reset condition can be configured via the RST_UART timeout it is deactivated when timeout parameter 0 GPIO activity The watchdog can be used t...

Page 55: ...witch on resp power up the module after a shutdown always on mode 8 1 2 Reset Delay The watchdog implements a protection mechanism to prevent too frequent module resets When the delayed reset mechanism is enabled the watchdog will start its activity only after the specified amount of time MIN_START_TIME A reasonable value for this timeout is 30 min utes After the watchdog startup after a module re...

Page 56: ...bps before a command see Section 8 3 1 can be sent to the watchdog Once completed the terminal program should be changed to higher baud rates again to enable proper communication with the module Please note that some configuration commands can also be configured via I2 C interface see Section 8 4 for details 8 3 1 Command Specification The general watchdog command syntax is as follows WD command a...

Page 57: ...y of the following commands disables the watchdog Repetitive module reset UART reset GPIO reset Restart delay and Always on With these commands the new configuration setting becomes effective only after the hardware watchdog is enabled again 8 3 1 1 Watchdog On Off This command is used to enable or disable the watchdog function When disabled all timers are stopped and the watchdog doesn t perform ...

Page 58: ...e module resets if the watchdog is enabled The param eter sets the RST_REP timeout value If the watchdog is enabled an unconditional module re set every RST_REP milliseconds is performed Changing this configuration disables the watchdog The feature becomes active if the watch dog is enabled again and after the MIN_START_TIME has passed For normal operation this value should be set to a value great...

Page 59: ... internal signal WD_RETRIG for the specified amount of time The module has to be active on the WD_RETRIG signal by toggling the GPIO22 module output within the specified time period Otherwise the watchdog will reset the module If enabled each GPIO22 toggling resets the tim er to its configured value Changing this configuration disables the watchdog The feature becomes active if the watch dog is en...

Page 60: ... the MIN_START_TIME has expired Changing this configuration disables the watchdog The feature becomes active if the watch dog is enabled again It is strongly recommended to set this value to a time period of more than 30 minutes for normal operation During development it may be set to values of less than 30 minutes but should al ways be greater than the time the module needs for a complete start u...

Page 61: ...f temperature events In case of over under temper ature shut down it can be expected that the temperature does not change significantly within a minute During development the timeout may be set to a period of less than 1 minute 8 3 1 8 Load Default Values This command loads the default configuration values This disables the watchdog If the watch dog is enabled the reset timeout values the MIN_STAR...

Page 62: ...ress This may become nec essary to avoid address conflicts on the I2 C bus if used in an environment where the default I2 C address 0x6A is already in use by other slave devices connected to the Java Terminal Changing the I2 C address takes effect immediately and has no impact on the watchdog s en abled disabled state Command I2C_ADDR Parameter address Type Number Range 1 127 Default 106 0x6A Non ...

Page 63: ...h the modules GPIO s input output configuration Special care must be taken that no outputs are cross connected during the switching phase Configuring a Java terminal output the level shifter output must be set first followed by the module output configuration Configuring a Java terminal input the module input must be set first followed by the level shift er input Please note that the GPIO directio...

Page 64: ...1_IN line If configured as digital output the signal is connected to the Java module s DSR0 SPI_CLK line that can be configured to be either DSR0 or SPI_CLK SPI_CLK not available for BGS5T USB Note If configuring the ADC1_IN DSR0 SPI_CLK line please take great care to be in accor dance with the Java module s current configuration of the ADC1_IN and DSR0 SPI_CLK sig nals Command ADC_DSR0 Parameter ...

Page 65: ...ements the write and the read protocol as described in Section 8 4 1 The 7 bit device address is 0x6A binary 1101010 The default address can be changed by con figuration command see Section 8 3 1 9 8 4 1 Command Specification 8 4 1 1 WRITE Command Syntax Example setting the GPIO12 signal direction to output see also section Examples Legend S Start Condition W Write bit 0 A Acknowledge P Stop Condi...

Page 66: ... as the address byte and the register to be read as the data byte has to be issued first The next read will then return the value at this address Note that there are only a few registers that can be read see register table Table 25 When the RAR is written with a non read ad dress the RAR is set to the SR and the status code ILLEGAL_ARGUMENT is saved Note also that a consecutive read is not valid a...

Page 67: ...s 1 255 Minutes 0 Disable 0xFD R Hardware watchdog s firmware version VER 0x00 0x99 MAJ MIN 4 MSB MAJ 4 LSB MIN MAJ Mainrelease number e g 1 x MIN Sub release number e g x 0 as in version v1 0 0xFF W Read address register RAR RAR No 0x00 0x00 0xFF Only valid addresses contain valid values Table 26 I2 C status result codes Result Code Comment OK 0x00 Last command was executed successfully PROTOCOL_...

Page 68: ...nts D4 indicates the slave address write mode 14 specifies the address register GPIO12 and 01 sets the data byte i e line is output Note The data byte value is only written if valid i e if in the specified range After a WRITE command the status code of the operation is saved to the status register SR and a subsequent READ command from the status register will then return the latest status code as ...

Page 69: ...ogs firm ware version register VER i e RAR and VER are linked by this command Note The data byte value is only written if valid i e if in the specified range After a WRITE command the status code of the operation in this case i e where the register address is the RAR the content of the register given as data byte is saved to the status register SR and a subsequent READ command from the status reg ...

Page 70: ...ment efficiency convenient ticketing and dependable machine to machine M2M applications Gemalto develops secure embedded software and secure products which we design and personalize Our platforms and services manage these secure products the confidential data they contain and the trusted end user services they enable Our inovations enable our clients to offer trusted and convenient digital service...

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