RH850 datasheet(33/66 Pages) RENESAS

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Data Flash Access Library - Type T01, European Release

User Interface (API)

R01US0079ED0103

User Manual

Description: This function is executed before any execution of FDL Flash operation.

Function checks the input parameters and initializes the hardware and software.

Note:

This function will temporarily disable Code Flash. Please refer to Chapter 6

Cautions for limitations that must be considered.

Example:

const r_fdl_descriptor_t

sampleApp_fdlConfig_enu =

{

AUTHENTICATION_ID,

CPU_FREQUENCY_MHZ,

FDL_POOL_SIZE,

EEL_POOL_START,

EEL_POOL_SIZE

};

r_fdl_status_t ret;

ret = R_FDL_Init (&sampleApp_fdlConfig_enu);

if (ret != R_FDL_OK)

{

/* Error handler */

}

Example: for setting the protected section with callbacks provided in the sample application

#define FDL_CRITICAL_SECTION_BEGIN

FDL_User_CriticalSetionBegin();

#define FDL_CRITICAL_SECTION_END

FDL_User_CriticalSetionEnd();

4.4.2 Flash Operations

4.4.2.1 R_FDL_Execute

Outline: Initiate a Data Flash operation.

Interface: C Interface

void R_FDL_Execute (r_fdl_request_t * request_pstr);

Arguments: Parameters

Argument

Type

Access

Description

request_pstr

r_fdl_request_t *

This argument points to a

request structure defining the

command, command parameters

and also the execution results.

A more detailed description of

request structure can be found in

section 4.3.3 “r_fdl_request_t”.

RH850 Datasheet(PDF) 33 Page - Renesas Technology Corp

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