Freescale-semiconductor MC68HC08KH12 Manual do Utilizador Página 156

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Advance Information MC68HC(7)08KH12Rev. 1.1
156 Freescale Semiconductor
Table 10-3. 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
ADDR. HIGHREADREAD ADDR. HIGH ADDR. LOW ADDR. LOW DATA
ECHO
SENT TO
MONITOR
RESULT
Table 10-4. 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
ADDR. HIGHWRITEWRITE ADDR. HIGH ADDR. LOW ADDR. LOW DATA
ECHO
SENT TO
MONITOR
DATA
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