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Nxp Semiconductors UM10237 User Manual

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UM10237_2
© NXP B.V. 2008. All rights reserved.
User manual
Rev. 02 — 19 December 2008 
708 of 792
NXP Semiconductors
UM10237
Chapter 31: LPC24XX On-chip bootloader for flashless parts
 
7.1 Read Part Identification number
 
7.2 Read Boot code version number
 
Fig 143. IAP parameter passing
COMMAND CODE
PARAMETER 1
PARAMETER 2
PARAMETER n
STATUS CODE
RESULT 1
RESULT 2
RESULT n
command
parameter table
command
result table
ARM REGISTER r0
ARM REGISTER r1
Table 645. IAP Read Part Identification command
Command
Read part identification number
Input
Command code: 54
10
Parameters:
 None
Return Code
CMD_SUCCESS |
Result
Result0:
 Part Identification Number.
Description
This command is used to read the part identification number.
Table 646. IAP Read Boot Code version number command
Command
Read boot code version number
Input
Command code: 55
10
Parameters:
 None
Return Code
CMD_SUCCESS |
Result
Result0:
 2 bytes of boot code version number in ASCII format. It is to be 
interpreted as <byte1(Major)>.<byte0(Minor)>
Description
This command is used to read the boot code version number.