How to Setup JNSGyro-4T for the First Time
Tip: To setup the attitude system JNSGyro-4T for the first time, the
following steps need to be performed:
Step 1. Connect the system to the computer through the selected serial port. See
Step 2. Load the firmware using the FLoader software to all four boards (Master1 and
Step 3. Clear the NVRAM in all four boards. See "Clearing the NVRAM" on page 4-16.
Step 4. Load the Master script to the Master board and the Slave script to the Slave 2-
Step 5. Fix four antennas firmly on the body of the vehicle and connect to the board as
Step 6. Perform the self-calibration as described in the "Self-Calibration" on page 3-7.
Step 7. Set up an external base station if you need the Master1 position to be
www.javad.com
"Connecting the JNSGyro-4T and a Computer" on page 2-3.
Slaves 2-4). See "Loading New Firmware" on page 4-20.
4 boards. Scripts are loaded using any available serial port terminal or in
PCView Manual Mode. There are several scripts available on the website (http:/
/www.javad.com). Their names are m1.jpc, m5.jpc, m10.jpc, and m20.jpc (for
loading to Master1 when working at 1, 5, 10, or 20 Hz, respectively) or s1.jpc,
s5.jpc, s10.jpc, and s20.jpc (for loading to Slaves 2-4 when working at 1, 5, 10,
or 20 Hz, respectively).
described in "Antennas Setup" on page 3-5 and shown in Figure 3-3 on page 3-
5.
differentially corrected.
S E T U P A N D M E A S U R I N G
How to Setup JNSGyro-4T for the First Time
JNSGyro-4T Operator's Manual 3-9
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