Datasheet

Memory
MC68HC908QYA/QTA Family Data Sheet, Rev. 3
26 Freescale Semiconductor
$FE00
Break Status Register
(BSR)
See page 143.
Read:
RRRRRR
SBSW
R
Write: 0
Reset: 0
$FE01
SIM Reset Status Register
(SRSR)
See page 122.
Read: POR PIN COP ILOP ILAD MODRST LVI 0
Write:
POR:10000000
$FE02
Break Auxiliary
Register (BRKAR)
See page 143.
Read:0000000
BDCOP
Write:
Reset:00000000
$FE03
Break Flag Control
Register (BFCR)
See page 143.
Read:
BCFERRRRRRR
Write:
Reset: 0
$FE04
Interrupt Status Register 1
(INT1)
See page 119.
Read: IF6 IF5 IF4 IF3 IF2 IF1 0 0
Write:RRRRRRRR
Reset:00000000
$FE05
Interrupt Status Register 2
(INT2)
See page 119.
Read: IF14 IF13 IF12 IF11 IF10 IF9 IF8 IF7
Write:RRRRRRRR
Reset:00000000
$FE06
Interrupt Status Register 3
(INT3)
See page 119.
Read: IF22 IF21 IF20 IF19 IF18 IF17 IF16 IF15
Write:RRRRRRRR
Reset:00000000
$FE07 Reserved
$FE08
FLASH Control Register
(FLCR)
See page 29.
Read: 0 0 0 0
HVEN MASS ERASE PGM
Write:
Reset:00000000
$FE09
Break Address High
Register (BRKH)
See page 142.
Read:
Bit 15 Bit 14 Bit 13 Bit 12 Bit 11 Bit 10 Bit 9 Bit 8
Write:
Reset:00000000
$FE0A
Break Address low
Register (BRKL)
See page 142.
Read:
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Write:
Reset:00000000
$FE0B
Break Status and Control
Register (BRKSCR)
See page 143.
Read:
BRKE BRKA
000000
Write:
Reset:00000000
Addr.Register Name Bit 7654321Bit 0
= Unimplemented R = Reserved U = Unaffected
Figure 2-2. Control, Status, and Data Registers (Sheet 4 of 5)