MC68HC708MP16 Datasheet, PDF (197/398 Pages) Freescale Semiconductor, Inc – Microcontrollers

Monitor ROM (MON)
10.4.5 Commands
The monitor ROM uses the following commands:
• READ (read memory)
• WRITE (write memory)
• IREAD (indexed read)
• IWRITE (indexed write)
• READSP (read stack pointer)
• RUN (run user program)
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
SENT TO
MONITOR
READ
READ
ADDR. HIGH ADDR. HIGH ADDR. LOW ADDR. LOW
DATA
ECHO
RESULT
MC68HC708MP16 — Rev. 3.1
Freescale Semiconductor
Monitor ROM (MON)
Technical Data
197