mc68hc908bd48 Freescale Semiconductor, Inc, mc68hc908bd48 Datasheet - Page 123

• Manufacturer Part Number: mc68hc908bd48
• Description: M68hc08 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

MC68HC908BD48
Freescale Semiconductor
—
Rev. 2.1
A sequence of IREAD or IWRITE commands can sequentially access a
block of memory over the full 64-kbyte memory map.
Description
Description
Returned
Returned
Operand
Operand
Opcode
Opcode
Data
Data
Table 9-7. READSP (Read Stack Pointer) Command
Table 9-6. IWRITE (Indexed Write) Command
ECHO
Write to last address accessed + 1
Specifies single data byte
None
$19
Reads stack pointer
None
Returns stack pointer in high byte:low byte order
$0C
Monitor ROM (MON)
READSP
SENT TO
MONITOR
ECHO
IWRITE
SENT TO
MONITOR
READSP
IWRITE
Command Sequence
Command Sequence
DATA
HIGH
SP
DATA
LOW
SP
RETURN
Monitor ROM (MON)
Data Sheet
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