MC68HC08AS32 Datasheet, PDF (167/394 Pages) Motorola, Inc – M68HC08 Family of 8-bit microcontroller units (MCUs)

Monitor ROM (MON)
Functional Description
Table 12-6. 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
Table 12-7. 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
MC68HC08AS32 — Rev. 3.0
MOTOROLA
Monitor ROM (MON)
Advance Information
167