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RX230 Group, RX231 Group
3. Software
The configuration and functions of the software referenced in this application note are described below. The
folder containing the files generated automatically by the FIT modules and SC is smc_gen, which is in the src
folder.
3.1 FIT Modules
The folders containing the FIT modules used by the sample program are listed below.
Folder Name
Module Name
r_bsp
Board support package module
r_vbat_rx
Battery backup module
r_flash_rx
Flash control module
r_config
FIT header files
Note: For the configuration and functions of the various FIT modules, refer to the specifications of each
module.
3.2 SC Components
The folders containing the SC components used by the sample program are listed below.
Folder Name
Component Name
Config_RTC
Realtime clock module
Config_CMT0
Compare match timer module
Config_LVD1
Voltage detection circuit module
Config_PORT
Port module
Config_SCI8
SPI clock synchronous
communication module
general
SC header files
Note: For the configuration and functions of the various SC components, refer to the description of each
component in Smart Configurator User's Manual: RX API Reference (R20UT4360).
3.3 File Composition
The file configuration of the software referenced in this application note is described below.
Files, including components of FIT modules, generated automatically by the integrated development
environment are omitted.
Folder Name
File Name
src
main.c
r_okaya_lcd.c
ascii.c
Note: The smc_gen folder in the src folder contains files generated automatically by FIT modules and the
SC environment.
3.4 Option-Setting Memory Settings
Table 3.4, Option-Setting Memory Settings, lists the option-setting memory settings used by the sample
program.
R01AN4831EJ0100 Rev.1.00
Aug.20.19
Initial Settings and Usage Procedure of RTC Battery Backup Function
Table 3.1 FIT Module Folders
Description
Supplies code for the MCU and the board used.
Supplies battery backup control functionality.
Supplies control functionality and drivers for flash
programming.
Header files of FIT modules used
Table 3.2 SC Component Folders
Description
Supplies control functionality and drivers for the
realtime clock.
Supplies control functionality and drivers for the
compare match timer.
Supplies control functionality and drivers for the
voltage detection circuit.
Supplies control functionality and drivers for the
port.
Supplies control functionality and drivers for the
SPI clock synchronous communication.
Header files of SC components used
Table 3.3 User Files
Description
Main processing source file
LCD display software
ASCII data file for LCD display
Remarks
Created by user
RSK sample code
RSK sample code
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