Datasheet

Monitor ROM (MON)

Technical Data MC68HC908GR8 — Rev 4.0

200 Monitor ROM (MON) MOTOROLA

Table 15-6. 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

Table 15-7. IWRITE (Indexed Write) Command

Description Write to last address accessed + 1

Operand Single data byte

Data

Returned

None

Opcode $19

Command Sequence

IREAD

ECHO

FROM

HOST

DATA

RETURN

DATA

IWRITEIWRITE

ECHO

FROM

HOST

DATA DATA

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