MC68HC908JW32_09 Datasheet, PDF (100/232 Pages) Freescale Semiconductor, Inc – M68HC08 Microcontrollers

Monitor Mode (MON)
Table 7-7. IWRITE (Indexed Write) Command
Description
Operand
Data
Returned
Opcode
Write to last address accessed + 1
Single data byte
None
$19
FROM
HOST
Command Sequence
IWRITE
IWRITE
DATA
DATA
ECHO
A sequence of IREAD or IWRITE commands can access a block of memory sequentially over the full
64-Kbyte memory map.
Table 7-8. READSP (Read Stack Pointer) Command
Description
Operand
Data
Returned
Opcode
Reads stack pointer
None
Returns incremented stack pointer value (SP + 1) in
high-byte:low-byte order
$0C
Command Sequence
FROM
HOST
READSP READSP
ECHO
SP
SP
HIGH
LOW
RETURN
MC68HC908JW32 Data Sheet, Rev. 6
100
Freescale Semiconductor