Datasheet
Memory
MC68HC908GR16A Data Sheet, Rev. 1.0
28 Freescale Semiconductor
$0000
I/O REGISTERS
64 BYTES
$FE03 BREAK FLAG CONTROL REGISTER (SBFCR)
↓ $FE04 INTERRUPT STATUS REGISTER 1 (INT1)
$003F $FE05 INTERRUPT STATUS REGISTER 2 (INT2)
$0040
RAM
1024 BYTES
$FE06 INTERRUPT STATUS REGISTER 3 (INT3)
↓ $FE07 RESERVED
$043F $FE08 FLASH CONTROL REGISTER (FLCR)
$0440
UNIMPLEMENTED
192 BYTES
$FE09 BREAK ADDRESS REGISTER HIGH (BRKH)
↓ $FE0A BREAK ADDRESS REGISTER LOW (BRKL)
$04FF $FE0B BREAK STATUS AND CONTROL REGISTER (BRKSCR)
$0500
RESERVED
128 BYTES
$FE0C LVI STATUS REGISTER (LVISR)
↓ $FE0D
UNIMPLEMENTED
3 BYTES
$057F ↓
$0580
UNIMPLEMENTED
5760 BYTES
$FE0F
↓ $FE10
UNIMPLEMENTED
16 BYTES
RESERVED FOR COMPATIBILITY WITH MONITOR CODE
FOR A-FAMILY PART
$1BFF ↓
$1C00
FLASH PROGRAMMING ROUTINES ROM
406 BYTES
$FE1F
↓ $FE20
MONITOR ROM
350 BYTES
$1D95 ↓
$1D96
UNIMPLEMENTED
41,578 BYTES
$FF7D
↓ $FF7E FLASH BLOCK PROTECT REGISTER (FLBPR)
$BFFF $FF7F
UNIMPLEMENTED
93 BYTES
$C000
FLASH MEMORY
15,872 BYTES
↓
↓ $FFDB
$FDFF $FFDC
FLASH VECTORS
36 BYTES
$FE00 BREAK STATUS REGISTER (SBSR) ↓
$FE01 SIM RESET STATUS REGISTER (SRSR) $FFFF
(1)
$FE02 RESERVED 1. $FFF6–$FFFD used for eight security bytes
Figure 2-1. Memory Map
