Rainbow-electronics T89C51RD2 Manuale Utente Scaricare il pdf (Pagina 59)

59 Rev. F - 15 February, 2001

T89C51RD2

Table 32. Intel-Hex Records Used by In-System Programming

RECORD TYPE COMMAND/DATA FUNCTION

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 (program address 80h to 85h with data AF ... 60)

End of File (EOF), no operation

:xxxxxx01cc

Where:

xxxxxx = required field, but value is a “don’t care”

cc = checksum

Example:

:00000001FF

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

1 2 ... 54 55 56 57 58 59 60 61 62 63 64 ... 85 86

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Rainbow-electronics T89C51RD2 Manuale Utente Pagina 59