RL1C datasheet(21/56 Pages) RENESAS

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RL78 Family

Chapter 3

EEL Functional Specifications

EEPROM Emulation Library Pack02

R01US0068EJ0100

Rev.1.00

Page 21 of 53

Mar. 28, 2014

3.3

Basic Flowchart

Figure 3-2 below shows the basic procedure to perform read and write operations for the data flash by using the

EEL.

Figure 3-2

Basic Flowchart of EEL

Note 1: When using the EEPROM emulation for the first time, be sure to execute the EEL_CMD_FORMAT

command.

Note 2: Error processing is omitted in the above flowchart.

start

end

(2) FDL_Open function

(11) FDL_Close function

(3) EEL_Init function

(10) EEL_Close function

(4) EEL_Open function

(5) EEL_Execute function

EEL_CMD_STARTUP

(6) EEL_Execute function

EEL_CMD_WRITE

(7) EEL_Execute function

EEL_CMD_READ

(9) EEL_Execute function

EEL_CMD_SHUTDOWN

(1) FDL_Init function

EEL_ERR_POOL_FULL?

(8) EEL_Execute function

EEL_CMD_REFRESH

Yes

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