Microsemi SmartFusion2 - Figure 75 Completion of Programads and Issue of Verifyads Command; Figure 76 Completion of Envm Verify Operation

Embedded NVM (eNVM) Controllers
UG0331 User Guide Revision 15.0 157
The following figure shows completion of ProgramADS and issue of VerifyADS command.
Figure 75 • Completion of ProgramADS and Issue of VerifyADS Command
The ProgramADS command completion can be confirmed by polling Status register response. The
following figure shows the completion of eNVM verify operation.
Figure 76 • Completion of eNVM Verify Operation
5.2.5.6.2 Sequence of eNVM Program and Verify Operations when Using ProgramAD,
ProgramDA, ProgramStart, VerifyAD, VerifyDA, and VerifyStart Commands
Figure 77, page 158 through Figure 81, page 159 show the sequence of eNVM program operation:
1. Cortex-M3 master requests for exclusive register access by writing 0x1 to the REQACCESS
register. Refer to Figure 78, page 158.
2. Fills the WDBUFF (Write Data Buffer) register with the data to be written to the eNVM array. Refer to
Figure 78, page 158.
3. Issues ProgramAD command. Refer to Figure 79, page 158.
4. Completes the ProgramAD command and Issues the ProgramDA command. Refer to Figure 80,
page 158.
5. Completes the ProgramDA command and Issues ProgramStart command. Refer to Figure 81,
page 159.
6. Completes the eNVM Program operation and starts the eNVM verification by issuing a VerifyAD
command.
7. Completes the VerifyAD command and Issues the VerifyDA command.
8. Completes the VerifyDA command and Issue the VerifyStart command.
9. Completes the eNVM verify operation.
10. Releases the exclusive register access by writing 0x0 to the REQACCESS register.
The status of the eNVM operations are monitored by polling the Status register response.