MC68HC908LD64 Datasheet, PDF (146/362 Pages) Freescale Semiconductor, Inc – Microcontrollers

Monitor ROM (MON)
Data Sheet
146
Table 10-6. IWRITE (Indexed Write) Command
Description Write to last address accessed + 1
Operand Specifies single data byte
Data
Returned
None
Opcode $19
Command Sequence
SENT TO
MONITOR
IWRITE
IWRITE
DATA
DATA
ECHO
A sequence of IREAD or IWRITE commands can sequentially access a
block of memory over the full 64K-byte memory map.
Table 10-7. READSP (Read Stack Pointer) Command
Description Reads stack pointer
Operand None
Data
Returned
Returns stack pointer in high byte:low byte order
Opcode $0C
Command Sequence
SENT TO
MONITOR
READSP READSP
ECHO
SP
SP
HIGH
LOW
RETURN
Monitor ROM (MON)
MC68HC908LD64 — Rev. 3.0
Freescale Semiconductor