Globalstar ST100 User Manual page 6

8545-0194-01 v1.0
4.5.2.4. 0x63 "Status Query"...........................................................................................................61
4.5.3. JTAG Programming Kit .....................................................................................................................62
4.5.4. Nordic low-level load via JTAG ...........................................................................................................62
4.5.5. On AX50324 Low-Level Load Via AXSEM Proprietary Programming Interface. ........................................62
4.6. EXAMPLE CRC CALCULATION ROUTINES FOR SERIAL PACKETS .................................................................62
4.7. 24-BIT LOCATION FORMAT ........................................................................................................................65
4.7.1. Calculating Latitude .........................................................................................................................65
4.7.2. Calculating Longitude ......................................................................................................................65
4.8. FLASH MEMORY MAP ................................................................................................................................66
5. TEST MODES ...................................................................................................................... 69
5.1. HARDWIRED METHOD ...............................................................................................................................69
5.2. SOFT COMMAND METHOD .........................................................................................................................70
5.2.1. Step 1: Enable the regulatory test modes. ..........................................................................................70
5.2.2. Step 2: Set the channel that you wish to perform the test on. ..............................................................70
5.2.3. Step 3: Start the desired mode. ........................................................................................................70
5.2.4. Step 4: Disable the test commands. ..................................................................................................71
5.2.5. Step 5: Restore the desired setup. .....................................................................................................71
6. ANTENNA TUNING GUIDANCE ............................................................................................ 72
6.1. POWER REQUIREMENTS FOR AN EXTERNAL ANTENNA TO MAINTAIN SPECIFIED EIRP ...............................72
6.2. GPS / SATELLITE ANTENNA TUNING ..........................................................................................................73
6.3. BLUETOOTH ANTENNA TUNING ................................................................................................................78
7. GLOBALSTAR CERTIFICATION PROCESS FOR CUSTOMER PRODUCTS ................................... 79
8. GENERAL WARNINGS ........................................................................................................ 80
9. REGULATORY ..................................................................................................................... 81
10. ACRONYM LIST ................................................................................................................ 84
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