Datasheet

Memory Map
MC68HC908LJ12 — Rev. 2.1 Technical Data
Freescale Semiconductor Memory Map 47
$000A Unimplemented
Read:
Write:
Reset:
$000B Unimplemented
Read:
Write:
Reset:
$000C
Port B LED Control
Register
(LEDB)
Read: 0 0
LEDB5 LEDB4 LEDB3 LEDB2 LEDB1 LEDB0
Write:
Reset:00000000
$000D Unimplemented
Read:
Write:
Reset:
$000E
Unimplemented
Read:
Write:
Reset:
$000F Unimplemented
Read:
Write:
Reset:
$0010
SPI Control Register
(SPCR)
Read:
SPRIE R SPMSTR CPOL CPHA SPWOM SPE SPTIE
Write:
Reset:00101000
$0011
SPI Status and Control
Register
(SPSCR)
Read: SPRF
ERRIE
OVRF MODF SPTE
MODFEN SPR1 SPR0
Write:
Reset:00001000
$0012
SPI Data Register
(SPDR)
Read: R7 R6 R5 R4 R3 R2 R1 R0
Write: T7 T6 T5 T4 T3 T2 T1 T0
Reset:UUUUUUUU
$0013
SCI Control Register 1
(SCC1)
Read:
LOOPS ENSCI
0
M WAKE ILTY PEN PTY
Write:
Reset:00000000
Addr.Register Name Bit 7654321Bit 0
U = Unaffected X = Indeterminate
= Unimplemented R = Reserved
Figure 2-2. Control, Status, and Data Registers (Sheet 2 of 12)