Raveon Technologies Corporation TK8 Скачать руководство пользователя страница 7 | Manualshive

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Raveon Technologies Corporation TK8 Скачать руководство пользователя страница 7

Company Confidential

7

Raveon Technologies Corp.

into the older radio modem. In firmware program called the

“Boot Loader” is permanently

installed inside the TK8

’s microcontroller. During power up, it checks to see if the user

wants to update the application program in the microcontroller.

The STAT1 pin is used to trigger the Boot Loader. See application note AN186 for details
on how to boat load new firmware into the TK8.

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Содержание TK8

Страница 1: ...ompany Confidential 1 Raveon Technologies Corp TK8 RV M8S DART VHF UHF Data Modem Technical Manual Version E1 January 2015 Raveon Technologies Corporation 2320 Cousteau Ct Vista CA 92081 www raveon co...

Страница 2: ...ror Bookmark not defined 7 1 Setting Cap Codes Error Bookmark not defined 7 2 Setting Paging Data Format Error Bookmark not defined 7 3 Numeric Messages Error Bookmark not defined 7 4 Alphanumeric Mes...

Страница 3: ...ion Balance 24 11 6 RX Carrier Detect 25 12 Troubleshooting Error Bookmark not defined Symptom Unit will not receive Error Bookmark not defined Symptom Unit will not transmit Error Bookmark not define...

Страница 4: ...ays or errors in data transmitted or received using Viper SC or for the failure of Viper SC to transmit or receive such data 1 3 Safety Warning Information Service This equipment should be serviced by...

Страница 5: ...of this 1 5 Part 15 Note This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reaso...

Страница 6: ...up to 57600 Small sized and single board construction Very efficient circuitry 700mW receiving 8W transmitting Easy to use Transmit data in Receive data out Easily configured using AT commands Extensi...

Страница 7: ...t Loader is permanently installed inside the TK8 s microcontroller During power up it checks to see if the user wants to update the application program in the microcontroller The STAT1 pin is used to...

Страница 8: ...ble input High 1 40V 3 2 Transmitter Specifications TK8 xx RF Power Output VHF 220Mhz 100mW 3 0 W programmable RF Power Output UHF 100mW 2 0 W programmable Maximum Duty Cycle 500mW 80 to 40C 20 to 60C...

Страница 9: ...ifications Connector Type 20 pin 2mm header DC Input 10 28V volts DC DC power draw RX mode 600mW DC power draw TX mode 2W 11 W IO Voltage Levels 3 3V digital logic RX and TX data Transparent Async Wor...

Страница 10: ...8 Sleep i CPU Sleep input 9 CTS O Clear to send output Indicates state of internal input buffer ATJF command sets the threshold where CTS is negated 10 RTS I RTS input for serial flow control 11 RSSI...

Страница 11: ...ounting holes are provided on the module For best RF performance the TK8 module should be mounted to the system ground using metal stand offs 4 5 STAT LED Outputs An external dual color LED may be con...

Страница 12: ...put into a Command Mode by entering a sequence of three plus characters To keep the TK8 modem from unintentionally entering the Command Mode because of the pattern occurring in a stream of data enter...

Страница 13: ...as 1234 the user would issue the following command ATDT cr and the modem will respond with 1234 CR LF OK CR LF To get on line help with a command enter the command and put a question mark in for the p...

Страница 14: ...FIG button is pressed and the IO port is RS232 it will revert back to the settings programmed into the TK8 modem once the Command Mode is exited 5 6 Exiting the Command Mode There are three ways to ex...

Страница 15: ...ormal operation mode from Command mode If the CONFIG button inside the TK8 is pressed this parameter will be automatically set to 60000 Range 100 60000mS 60000 ATE Echo Character echo set on E1 or off...

Страница 16: ...trength Indicator Returns the signal level of last received packet The reading is in dBm Usable for relative comparison of signals but absolute value is within10dB at 90dBm No parameters Returns a num...

Страница 17: ...show the RF power output setting Value is in percent from 0 to 100 Use and RF wattmeter to confirm the power setting and adjust the accordingly to obtain the desired RF power level 0 100 100 ATR0 Symb...

Страница 18: ...t 1 DNA 2 authorization status 3 connection status 4 base station ID 5 sequence 6 system ID 7 device class 8 LNA 9 home 10 communication state 20 GPS mode 21 1PPS count 22 GPS status 23 GPS features 2...

Страница 19: ...Rx frequency in Hz or MHz c is 4 for control channel 0 for non control channels ab are the over the air modulation options a a is the bit rate index corresponding to the over the air bit rate to use...

Страница 20: ...re is a pause in the data the modem will automatically key its transmitter and send the data over the air Serial Port Baud Rate While the TK8 modem is transmitting and receiving data on the DART netwo...

Страница 21: ...g or diagnostic messages 1 DART and data reception related message will come out serial port 2 Verbose messages Mostly used for factory and engineering purposes SHOW Display an overview of the configu...

Страница 22: ...o modem will respond with a list of certain operation statistics that it maintains All statistics start counting at 0 The ATST 1 command can be used to reset all statistics back to 0 except the run ti...

Страница 23: ...e only setting that may require adjustment is the center frequency After years of operation all crystals will age and change frequency slightly The ATR8 command is used to adjust the center frequency...

Страница 24: ...el 3 Read the frequency offset with the ATR8 command 4 Adjust the frequency to the center of the channel with the ATR8 command You can use the U key and the D key to change the settings up and down on...

Страница 25: ...f it is above this value Carrier Detect is asserted The pre set value may be change with the ATRA command Note Asserted means low Negated means high The CD pin will sit at about 3 3V when CD is not as...

Страница 26: ...Company Confidential 26 Raveon Technologies Corp Mode 3 CD OFF In this mode the CD pin is always negated...

Страница 27: ...Company Confidential 27 Raveon Technologies Corp 12 Mechanical A drawing is shown below...

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