References - NXP Semiconductors MC13224V User Manual

PiP Platform in Package
RX Reception
S19 S - Record. 'S19' is the file extension used for the Freescale binary image format.
The S19 file encapsulates the binary image as a list of ASCII records. Each record
contains a length -, address -, data - and checksum field. The 16 bit address field
allows a memory space for up to 64 KB. The S19 can be generated with
CodeWarrior IDE and is the product from the linking process. S19 does not
contain additional information to a debugger (where to look for source files).
Safe Mode Boot The Embedded Bootloader boots up using safe default system values.
SMAC Simple Media Access Control.
SN Sensor Node Evaluation Board.
TX Transmission.

References

The following sources were referenced to produce this book:
[1] Freescale 802.15.4 MAC/PHY Software Reference Manual (802154MPSRM)
[2] Freescale MC1322x Simple Media Access Controller (SMAC) Reference Manual (22xSMACRM)
MC1322x SMAC Demonstration Application User's Guide, Rev. 1.3
vi Freescale Semiconductor