Freescale Semiconductor MC68HC08KH12 Datasheet page 156

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
ECHO
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
ECHO
Advance Information
156
Table 10-3. READ (Read Memory) Command
READ ADDR. HIGH ADDR. HIGH
Table 10-4. WRITE (Write Memory) Command
ADDR. HIGH ADDR. HIGH
ADDR. LOW ADDR. LOW
ADDR. LOW ADDR. LOW
MC68HC(7)08KH12
DATA
RESULT
DATA DATA
Rev. 1.1
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Freescale Semiconductor