Memory - Furuno FS-1575 Service Manual

Noise: 800/1700 Hz
Example where NF is set to "OFF"
in SSB mode

7.6.3 Memory

Programs are saved in a flash ROM and transferred to 78K CPU, FPGA, and SD RAM
for running.
Furthermore, alarm and communication logs are saved in a flash ROM and transferred
to the control unit to turn ON the power supply or on a request basis.
Memory
Internal memory of main CPU
Internal memory of 78K CPU
Internal memory of FPGA
SD RAM
FLASH ROM
CONFIDENTIAL (internal use only)
This confidential document is used only by FURUNO authorized persons.
It is strictly prohibited to reproduce the document in whole or in part without prior written permission of FURUNO.
Example where NF is set to "ON"
Table 7.6.1 Contents of Memories
Contents
Working memory
Programs used to run the 78K program
Programs used to run the FPGA program
Working memory and programs used to run the main
program
Programs, DSC transceiving log, and system set values
Note) Transferred to SD RAM, FPGA, DSP, and
internal memory of 78K CPU when turning ON
the power supply.
7-65
in SSB mode
7.6 T-CPU