UM10375 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
User manual Rev. 3 — 14 June 2011 333 of 368
NXP Semiconductors
UM10375
Chapter 21: LPC13xx Flash memory programming firmware
21.13.9 Erase sector(s) <start sector number> <end sector number>
21.13.10 Blank check sector(s) <sector number> <end sector number>
21.13.11 Read Part Identification number
Table 326. ISP Erase sector command
Command E
Input Start Sector Number
End Sector Number: Should be greater than or equal to start sector number.
Return Code CMD_SUCCESS |
BUSY |
INVALID_SECTOR |
SECTOR_NOT_PREPARED_FOR_WRITE_OPERATION |
CMD_LOCKED |
PARAM_ERROR |
CODE_READ_PROTECTION_ENABLED
Description This command is used to erase one or more sector(s) of on-chip flash memory. The
boot block can not be erased using this command. This command only allows
erasure of all user sectors when the code read protection is enabled.
Example "E 2 3<CR><LF>" erases the flash sectors 2 and 3.
Table 327. ISP Blank check sector command
Command I
Input Start Sector Number:
End Sector Number: Should be greater than or equal to start sector number.
Return Code CMD_SUCCESS |
SECTOR_NOT_BLANK (followed by <Offset of the first non blank word location>
<Contents of non blank word location>) |
INVALID_SECTOR |
PARAM_ERROR
Description This command is used to blank check one or more sectors of on-chip flash memory.
Blank check on sector 0 always fails as first 64 bytes are re-mapped to flash
boot block.
Example "I 2 3<CR><LF>" blank checks the flash sectors 2 and 3.
Table 328. ISP Read Part Identification command
Command J
Input None.
Return Code CMD_SUCCESS followed by device identification number in ASCII (see Table 329
“LPC13xx device identification numbers”).
Description This command is used to read the device identification number.
To Next Page
Loading...
