RF13 datasheet(30/56 Pages) RENESAS

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Giải thích chi tiết về linh kiện	EEPROM Emulation Library

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RL78 Family

Chapter 4

Using EEPROM Emulation

EEPROM Emulation Library Pack02

R01US0068EJ0100

Rev.1.00

Page 30 of 53

Mar. 28, 2014

(6) Data size of each data identifier (data ID)

A table to define the data size of each identifier is provided below. This is called an EEL descriptor table.

The EEL can only add identifiers while the program is running. Data to be written must be registered in the

EEL descriptor table in advance.

Figure 4-1

EEL Descriptor Table (When there are eight different data)

__far const eel_u08 eel_descriptor [ Number of stored data items + 2 ]

EEL_VAR_NO

Byte size of data ID1

Byte size of data ID2

Byte size of data ID3

Byte size of data ID4

Byte size of data ID5

Byte size of data ID6

Byte size of data ID7

Byte size of data ID8

0x00

・EEL_VAR_NO

User-specified number of data items used in the EEL

・Byte size of Data IDx

User-specified size of user data (in bytes)

・Termination area (0x00)

Specify 0 as the termination information.

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