Datasheet

Memory
MC68HC908QB8 Data Sheet, Rev. 3
24 Freescale Semiconductor
$0000
↓
$003F
IDIRECT PAGE REGISTERS
64 BYTES
$0040
↓
$013F
RAM
256 BYTES
RESERVED
64 BYTES
$0040
↓
$007F
$0140
↓
$27FF
UNIMPLEMENTED
9920 BYTES
RAM
128 BYTES
$0080
↓
$00FF
$2800
↓
$2A1F
AUXILIARY ROM
544 BYTES
RESERVED
64 BYTES
$0100
↓
$013F
$2A20
↓
$2F7D
UNIMPLEMENTED
1374 BYTES
$2F7E
↓
$2FFF
AUXILIARY ROM
130 BYTES
$3000
↓
$DDFF
UNIMPLEMENTED
44,544 BYTES
$DE00
↓
$FDFF
FLASH MEMORY
8192 BYTES
RESERVED
4096 BYTES
$DE00
↓
$EDFF
$FE00
↓
$FE1F
MISCELLANEOUS REGISTERS
32 BYTES
FLASH MEMORY
4096 BYTES
$EE00
↓
$FDFF
$FE20
↓
$FF7D
MONITOR ROM
350 BYTES
$FF7E
↓
$FFAF
UNIMPLEMENTED
50BYTES
$FFB0
↓
$FFBD
FLASH
14 BYTES
$FFBE
↓
$FFC1
MISCELLANEOUS REGISTERS
4 BYTES
$FFC2
↓
$FFCF
FLASH
14 BYTES
$FFD0
↓
$FFFF
USER VECTORS
48 BYTES
MC68HC908QB8 and MC68HC908QY8
Memory Map
MC68HC908QB4
Memory Map
Figure 2-1. Memory Map