UM1620 datasheet(9/41 Pages) STMICROELECTRONICS

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UM1620

API specification

2.5

Return codes

The return code is returned to the caller function to notify the success or errors of the API

execution. These are the possible values of return code:

Table 3. Return codes

Name

Value

Description

C90FL_OK

0x00000000

The requested operation is successful.

C90FL_INFO_RWE

0x00000001

RWE bit is set before Flash operations.

C90FL_INFO_EER

0x00000002

EER bit is set before Flash operations.

C90FL_ERROR_ALIGNMENT

0x00000100

Alignment error.

C90FL_ERROR_RANGE

0x00000200

Address range error.

C90FL_ERROR_BUSY

0x00000300

New program/erase cannot be preformed

while a high voltage operation is already in

progress.

C90FL_ERROR_PGOOD

0x00000400

The program operation is unsuccessful.

C90FL_ERROR_EGOOD

0x00000500

The erase operation is unsuccessful.

C90FL_ERROR_NOT_BLANK

0x00000600

There is a non-blank Flash memory location

within the checked Flash memory region.

C90FL_ERROR_VERIFY

0x00000700

There is a mismatch between the source

data and the content in the checked Flash

memory.

C90FL_ERROR_LOCK_INDICATOR 0x00000800

Invalid block lock indicator.

C90FL_ERROR_RWE

0x00000900

Read-while-write error occurred in previous

reads.

C90FL_ERROR_PASSWORD

0x00000A00

The password provided cannot unlock the

block lock register for register writes

C90FL_ERROR_AIC_MISMATCH

0x00000B00

In ‘FlashArrayIntegrityCheck()’ the MISR

values generated by the hardware do not

match the values passed by the user.

C90FL_ERROR_AIC_NO_BLOCK

0x00000C00

In ‘FlashArrayIntegrityCheck()’ no blocks

have been enabled for Array Integrity check

C90FL_ERROR_FMR_MISMATCH

0x00000D00

In ‘FactoryMarginReadCheck()’ the MISR

values generated by the hardware do not

match the values passed by the user.

C90FL_ERROR_FMR_NO_BLOCK

0x00000E00

In ‘FactoryMarginReadCheck()’ no blocks

have been enabled for Array Integrity check

C90FL_ERROR_ECC_LOGIC

0x00000F00

In ‘FlashECCLogicCheck()’ the simulated

ECC error has not occurred.

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