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MC68HC08AZ60 Datasheet, PDF (147/452 Pages) Motorola, Inc – Advance Information | |||
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Commands
Freescale Semiconductor, Inc.
Monitor ROM (MON)
Functional Description
The monitor ROM uses these commands:
⢠READ, read memory
⢠WRITE, write memory
⢠IREAD, indexed read
⢠IWRITE, indexed write
⢠READSP, read stack pointer
⢠RUN, run user program
A sequence of IREAD or IWRITE commands can access a block of
memory sequentially over the full 64-Kbyte memory map.
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
ECHO
READ
READ
ADDR. HIGH ADDR. HIGH ADDR. LOW ADDR. LOW
DATA
RESULT
7-mon
MOTOROLA
MC68HC08AZ60 â Rev 1.0
Monitor ROM (MON)
147
For More Information On This Product,
Go to: www.freescale.com
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