MC908AP32CFBE Datasheet, PDF (123/324 Pages) Freescale Semiconductor, Inc – The following revision history table summarizes changes contained in this document. For your convenience, the page number designators have been linked to the appropriate location.

Table 8-6. IREAD (Indexed Read) Command
Description Read next 2 bytes in memory from last address accessed
Operand 2-byte address in high byte:low byte order
Data
Returned
Returns contents of next two addresses
Opcode $1A
Command Sequence
FROM
HOST
Functional Description
IREAD
IREAD
ECHO
DATA
DATA
RETURN
Table 8-7. IWRITE (Indexed Write) Command
Description Write to last address accessed + 1
Operand Single data byte
Data
Returned
None
Opcode $19
Command Sequence
FROM
HOST
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.
MC68HC908AP Family Data Sheet, Rev. 4
Freescale Semiconductor
123