RH850 datasheet(32/66 Pages) RENESAS

32 / 66 page

Data Flash Access Library - Type T01, European Release

User Interface (API)

R01US0079ED0103

User Manual

Administration:



R_FDL_GetVersionString

The following sub-chapters describe the Flash operations that can be initiated and controlled by the

library. The operations are initiated by a library function R_FDL_Execute and later on controlled by the

library function R_FDL_Handler.

All FDL interface functions are prototyped in the header file r_fdl.h.

4.4.1 Initialization

4.4.1.1 R_FDL_Init

Outline: Initialization of the Data Flash Access Library.

Interface: C Interface

r_fdl_status_t R_FDL_Init (const r_fdl_descriptor_t * descriptor_pstr);

Arguments: Parameters

Argument

Type

Access

Description

descriptor_pstr

r_fdl_descriptor_t * R

FDL configuration descriptor (see

section 4.3.2 “r_fdl_request_t”)

Return value

Type

Description

r_fdl_status_t



R_FDL_OK

Operation finished successfully.



R_FDL_ERR_CONFIGURATION

Wrong parameters have been passed to the FDL:



Descriptor address is NULL



FDL-pool is zero



EEL-pool ends beyond FDL-pool edge



Specified CPU clock is outside limits for this device



R_FDL_ERR_INTERNAL

Initialization failed due to various factors (insufficient stack

space, unknown hardware or software issues)

Pre-

conditions:

Interrupt execution shall be disabled for a brief time during execution of this function. This

must either be done in advance by the user, or the user must properly configure provided

callback macro functions in fdl_cfg.h (see description and example below).

Post-

conditions:

None

RH850 Datasheet(PDF) 32 Page - Renesas Technology Corp

RH850 Datasheet(HTML) 32 Page - Renesas Technology Corp

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66

Datasheet Download

Link URL