MC68HC708MP16 Datasheet, PDF (199/398 Pages) Freescale Semiconductor, Inc – Microcontrollers

Monitor ROM (MON)
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
NOTE: A sequence of IREAD or IWRITE commands can sequentially access a
block of memory over the full 64-Kbyte 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
SP HIGH
SP LOW
ECHO
RESULT
MC68HC708MP16 — Rev. 3.1
Freescale Semiconductor
Monitor ROM (MON)
Technical Data
199