Atmel ARM-Based Evaluation Kit for SAM4S16C, 32-Bit ARM® Cortex® Microcontroller ATSAM4S-WPIR-RD ATSAM4S-WPIR-RD Fiche De Données
Codes de produits
ATSAM4S-WPIR-RD
369
SAM4S Series [DATASHEET]
Atmel-11100G-ATARM-SAM4S-Datasheet_27-May-14
20.5.3 EEFC Flash Status Register
Name:
EEFC_FSR
Address:
0x400E0A08 (0), 0x400E0C08 (1)
Access:
Read-only
Offset
:
0x08
• FRDY: Flash Ready Status
0: The EEFC is busy.
1: The EEFC is ready to start a new command.
When set, this flag triggers an interrupt if the FRDY flag is set in EEFC_FMR.
This flag is automatically cleared when the EEFC is busy.
1: The EEFC is ready to start a new command.
When set, this flag triggers an interrupt if the FRDY flag is set in EEFC_FMR.
This flag is automatically cleared when the EEFC is busy.
• FCMDE: Flash Command Error Status
0: No invalid commands and no bad keywords were written in EEFC_FMR.
1: An invalid command and/or a bad keyword was/were written in EEFC_FMR.
This flag is automatically cleared when EEFC_FSR is read or EEFC_FCR is written.
1: An invalid command and/or a bad keyword was/were written in EEFC_FMR.
This flag is automatically cleared when EEFC_FSR is read or EEFC_FCR is written.
• FLOCKE: Flash Lock Error Status
0: No programming/erase of at least one locked region has happened since the last read of EEFC_FSR.
1: Programming/erase of at least one locked region has happened since the last read of EEFC_FSR.
This flag is automatically cleared when EEFC_FSR is read or EEFC_FCR is written.
1: Programming/erase of at least one locked region has happened since the last read of EEFC_FSR.
This flag is automatically cleared when EEFC_FSR is read or EEFC_FCR is written.
• FLERR: Flash Error Status
0: No Flash memory error occurred at the end of programming (EraseVerify or WriteVerify test has passed).
1: A Flash memory error occurred at the end of programming (EraseVerify or WriteVerify test has failed).
1: A Flash memory error occurred at the end of programming (EraseVerify or WriteVerify test has failed).
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24
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8
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0
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FLERR
FLOCKE
FCMDE
FRDY