Globalstar ST100 User Manual page 74

8545-0194-01 v1.0
• Location Logging:
1. Size of each data element: 12 Bytes (3 for Lat, 3 for Long , 4 for Timestamp & 2 bytes padding)
2. Total number of data elements: 8.4 (years) * 365 (days) * 4 (Tx per day) = 12276 datapoints
3. Total space needed for GPS section: 147456 Bytes
4. Location log section start address: 0x00054000
5. Location log section end address: 0x00077FFF
6. Percentage Used: 0%
• Estimate for Application Code size: As of now the application size stands at 98560 Bytes. We assume that it will grow to
approximately double. So, the allocation will be considered to be 180kB to NOTE: This is an assumption
1. Current size of application: 135215 Bytes
2. Total size of application: ?176128? Bytes
3. Application section start address: 0x00026000
4. Application section end address: 0x00050FFF
5. Percentage Used: 76.77%
• Debug Logging: This section is allocated to the left over of the application part in the flash space. Total section that would be
left is 80kB. This is assumed to be used for debug logging but, can be used elsewhere if need be
1. Total size of debug log section: 8192 Bytes
2. Debug log section start address: 0x00052000
3. Debug log section end address: 0x00053FFF
4. Percentage Used: 0%
• Config Page: This section contains the config data for ST100
1. Total size of debug log section: 4096 Bytes
2. Debug log section start address: 0x00051000
3. Debug log section end address: 0x00052FFF
4. Percentage Used: 100%
• Flash Layout Diagram:
• All the above flash details are diagrammatically expressed in the flash layout diagram below.
ST100 User Manual v1 Confidential & Proprietary Information 67