Rainbow Electronics AT89C5131 - Manual (Page 43)

43
AT89C5131
4136A–USB–03/03
Table 40. Intel-Hex Records Used by In-System Programming
Record Type Command/Data Function
00
Data Record
:nnaaaa00dd....ddcc
Where:
Nn = number of bytes (hex) in record
aaaa = memory address of first byte in record
dd....dd = data bytes
cc = checksum
Example:
:05008000AF5F67F060B6
01
End of File (EOF), no operation
:xxxxxx01cc
Where:
xxxxxx = required field, but value is a “don’t care”
cc = checksum
Example:
:00000001FF
02
Specify Oscillator Frequency (Not required, left for Philips compatibility)
:01xxxx02ddcc
Where:
xxxx = required field, but value is a “don’t care”
dd = required field, but value is a “don’t care”
cc = checksum
Example:
:0100000210ED