Instruction ManualEJ-41U Terminal Node Controller UnitThank you for purchasing this fine Alinco product. This unit enables data communication whenit i
(2) In this status, it waits until the slot time elapses, and generates a new random code again.(3) If the number is higher, it’s “blank” again.(4)
4-2-3 SLOTTIME commandabbrev. SL default:3 parameter: 0 to 255example: SL 5This sets the time to generate a new random code for the P-Persistent CS
In AX. 25 protocol, it detects the error on frames using CRC code. PASSALL commanddetermines how to process such errors, if found. If it’s ON, the err
4-4-3 to 4-4-6 intentionally blanked (for commercial use only)4-4-7 RESPTIME commandabbrev: RES default: 5 parameter: 0-250example: RES 5In the
4-4-10 TRIES commandabbrev. TRI default: 0 parameter: 0-15example: TRI 0This is to display and adjust the current retry counter. If the
4-5-1 intentionally blanked (engineers’ use only)4-5-2 UNPROTO commandsabbrev. U default: CQ parameter: destination’s callsign (with up to 8 with u
4-6-2 CR commandabbrev. CR default: ON parameter: ON/OFFexample: CR ONThis command determines if the [CR] code is added (or not) at the end of t
total of the frames should be less than 330 bites. This buffer size is the minimum required tosend one maximum frame. The information field maximum le
l Pall / final-bite[P] pall bite ON[F] final-bite ONl Command/Response[C] command[R] Responsel Sequences[Rn] Receiving sequences. n=0-7[Sn] Transmi
5. GPS CONNECTION5-1 Using a GPS Receiver with the EJ-41UGPS, the Global Positioning System, transmits signals from a constellation of GPS satelliteso
Functions(1) CN1 (for PC data input/output): Connect W1 to DSUB-9 connector on the rear side.(Connect DSUB-9 with the RS-232C serial port of a person
5-4 The meaning of GPS information (The data that can be analyzed and re-structured)The EJ-41U analyzes data received from the GPS receiver. Then, bas
D : The status of the internal oscillator of the GPS receiver.DH : not related to the user.1 : DMS/DMD identifier. Letters for DMS, numbers for DMD.0
*$GPVTG: starts GPVTG sentencel True course direction in degree related to the North.l T fixed, means True Coursel Magnetic course direction in deg
l Hh<CR><LF> the check-sum and the end of the message.5-4-7 $PNTSThis is a private-sentence based on NMEA-0183. The data contains date, t
5-5 GPS information processing detailIn the EJ-41U, data in the LTXT buffer will be sent out as a beacon. Other than user entereddata placed in the bu
5-6-2 Intentionally left blank5-6-3: LPATH commandabbrev: LPATH default: GPS parameter: destination’s callsign (may be combined with V forrelay u
With this parameter ON, it outputs all information just as other beacons are received howeverSET THIS PARAMETER OFF FOR APRS use; otherwise the posit
This command transmits the entered characters to the GPS port. This command is used to sendinitializing command(s) to the GPS. The content cannot be s
Chapter 7/8Intentionally left blank.Chapter 9 Miscellaneous commandsThe followings are miscellaneous commands:l Restart and Reset commandsl Displa
9-3 Display setting according to the terminal software9-3-1 BBSMSGS commandAbbrev. BBS default: OFF parameter: ON/OFFExample: BBS OFFThis is to se
2. CommandsIn this manual, unless otherwise specified, any “key” stands for the ones on the PC keyboard.The screen referred to is the PC monitor scree
2-4 Common commands for Amateur Radio CommunicationThe following is a chart for the commands commonly used in Amateur Radio communications.Command Des
LOCATION Sets the transmission time of GPS data in 10 second increments. 5-6-4LPATH Sets the outgoing path of GPS data. (Including DIGI-peater(s) use
3-2 Caution on the communication buffer size3-2-1 host to EJ-41UThe temporary FIFO buffer, which pools serially received data, can only store 64 bite
3-3-3 Echo commandAbbrev. E default ON range ON/OFF example ECHO OFFThis is used to set the echo-back of characters input from the host. ON for
4-1 The basic TX/RX commandsCheck these commands if the unit does not transmit.4-1-1 HBAUD commandabbrev HB default 1200 parameter 1200/9600example
This command determines the Loop Back test status. When ON is selected, you may be able tomonitor your transmitted messages on the screen, as it is pr
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