MC908JL8CDWE Datasheet, PDF (28/212 Pages) Freescale Semiconductor, Inc – Microcontrollers

Memory
Addr.
Register Name
$0013
Read:
SCI Control Register 1
(SCC1)
Write:
Reset:
$0014
Read:
SCI Control Register 2
(SCC2)
Write:
Reset:
$0015
Read:
SCI Control Register 3
(SCC3)
Write:
Reset:
Read:
$0016 SCI Status Register 1 (SCS1) Write:
Reset:
Read:
$0017 SCI Status Register 2 (SCS2) Write:
Reset:
$0018
Read:
SCI Data Register
(SCDR)
Write:
Reset:
$0019
Read:
SCI Baud Rate Register
(SCBR)
Write:
Reset:
Keyboard Status and ^Read:
$001A
Control Register Write:
(KBSCR) Reset:
Keyboard Interrupt ^Read:
$001B
Enable Register Write:
(KBIER) Reset:
$001C
Read:
Unimplemented Write:
Bit 7
LOOPS
0
SCTIE
0
R8
U
SCTE
1
0
R7
T7
0
0
0
KBIE7
0
6
ENSCI
0
TCIE
0
T8
U
TC
1
0
R6
T6
0
0
0
KBIE6
0
5
TXINV
0
SCRIE
0
DMARE
0
SCRF
4
M
0
ILIE
0
DMATE
0
IDLE
0
0
3
WAKE
0
TE
0
ORIE
0
OR
0
0
R5
T5
SCP1
0
0
0
0
R4
R3
T4
T3
Unaffected by reset
SCP0
R
0
0
0
KEYF
0
KBIE5
0
0
KBIE4
0
0
KBIE3
0
2
1
Bit 0
ILTY
PEN
PTY
0
0
0
RE
RWU
SBK
0
0
0
NEIE
FEIE
PEIE
0
0
0
NF
FE
PE
0
0
0
BKF
RPF
0
0
0
R2
R1
R0
T2
T1
T0
SCR2
0
0
ACKK
0
KBIE2
0
SCR1
SCR0
0
0
IMASKK MODEK
0
0
KBIE1 KBIE0
0
0
IRQ Status and Control ^{Read: 0}
0
0
0
IRQF
$001D
Register Write:
(INTSCR) _{Reset: 0}
0
0
0
0
$001E
Configuration Register 2
(CONFIG2)^†
Read:
Write:
IRQPUD
R
Reset: 0
0
R
LVIT1
LVIT0
0
0*
0*
$001F
Read:
Configuration Register 1
(CONFIG1)^†
Write:
COPRS
R
Reset: 0
0
R
LVID
R
0
0
0
† One-time writable register after each reset. * LVIT1 and LVIT0 reset to logic 0 by a power-on reset (POR) only.
TIM1 Status and Control ^{Read: TOF}
$0020
Register Write: 0
TOIE
TSTOP
0
TRST
0
(T1SC) _Reset: 0
0
1
0
0
TIM1 Counter Register ^{Read: Bit15 Bit14 Bit13 Bit12 Bit11}
$0021
High Write:
(T1CNTH) _Reset: 0
0
0
0
0
U = Unaffected
X = Indeterminate
= Unimplemented
0
ACK
0
R
0
SSREC
0
IMASK
0
R
0
STOP
0
MODE
0
STOP_
ICLKDIS
0
COPD
0
PS2
PS1
PS0
0
0
0
Bit10
Bit9
Bit8
0
0
0
R = Reserved
Figure 2-2. Control, Status, and Data Registers (Sheet 2 of 5)
MC68HC908JL8/JK8 • MC68HC08JL8/JK8 • MC68HC908KL8 Data Sheet, Rev. 3.1
28
Freescale Semiconductor