MC68HC08AZ0 Datasheet, PDF (155/444 Pages) Motorola, Inc – Advance Information

Freescale Semiconductor, Inc.
Monitor ROM (MON)
Functional description
Table 3. READ (read memory) command
Description
Read byte from memory
Operand
Specifies 2-byte address in high byte:low byte order
Data returned Returns contents of specified address
Opcode
$4A
Command sequence
SENT TO
MONITOR
READ
READ ADDR. HIGH ADDR. HIGH ADDR. LOW ADDR. LOW
DATA
ECHO
RESULT
Table 4. WRITE (write memory) command
Description
Write byte to memory
Operand
Specifies 2-byte address in high byte:low byte order; low byte followed by data byte
Data returned None
Opcode
$49
Command sequence
SENT TO
MONITOR
WRITE
WRITE ADDR. HIGH ADDR. HIGH ADDR. LOW ADDR. LOW
DATA
DATA
ECHO
7-mon
MOTOROLA
Monitor ROM (MON)
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MC68HC08AZ0
153