MC68HC908BD48 Datasheet, PDF (122/290 Pages) Freescale Semiconductor, Inc – Microcontrollers

Monitor ROM (MON)
Table 9-4. WRITE (Write Memory) Command
Description Write byte to memory
Operand
Specifics 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
ADDRESS ADDRESS ADDRESS ADDRESS
HIGH
HIGH
LOW
LOW
DATA
ECHO
DATA
Table 9-5. IREAD (Indexed Read) Command
Description Read Next 2 Bytes in Memory from Last Address Accessed
Operand Specifies 2-byte address in high byte:low byte order
Data
Returned
Returns contents of next two addresses
Opcode $1A
Command Sequence
SENT TO
MONITOR
IREAD
READ
ECHO
DATA
DATA
RETURN
Technical Data
122
Monitor ROM (MON)
MC68HC908BD48 — Rev. 1.0
MOTOROLA