mc68hc908gr8a Freescale Semiconductor, Inc, mc68hc908gr8a Datasheet - Page 32

• Manufacturer Part Number: mc68hc908gr8a
• Description: M68hc08 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Memory
32
$001A
$001B
$001C
$001D
$001E
$001F
$0018
$0019
Addr.
$0020
$0021
1
.
One-time writable register after each reset, except LVI5OR3 bit. LVI5OR3 bit is only reset via POR (power-on reset).
Timer 1 Status and Control
Keyboard Interrupt Enable
Timebase Module Control
Register High (T1CNTH)
Configuration Register 2
Configuration Register 1
SCI Baud Rate Register
IRQ Status and Control
Register Name
Register (INTKBIER)
and Control Register
Register (INTSCR)
SCI Data Register
Keyboard Status
Register (TBCR)
Register (T1SC)
Timer 1 Counter
See page 154.
See page 154.
See page 103.
See page 104.
See page 197.
See page 209.
See page 210.
(CONFIG2)
(CONFIG1)
See page 98.
See page 75.
See page 76.
(INTKBSCR)
Figure 2-2. Control, Status, and Data Registers (Sheet 3 of 7)
(SCDR)
(SCBR)
(1)
(1)
MC68HC908GR8A • MC68HC908GR4A Data Sheet, Rev. 5
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
COPRS
Bit 15
Bit 7
TBIF
TOF
R7
T7
0
0
0
0
0
0
0
0
0
0
0
0
0
= Unimplemented
LVISTOP
TBR2
TOIE
R6
T6
14
6
0
0
0
0
0
0
0
0
0
0
0
0
LVIRSTD
TSTOP
SCP1
TBR1
R5
T5
13
5
0
0
0
0
0
0
0
0
0
0
1
0
R = Reserved
LVIPWRD
Unaffected by reset
SCP0
TRST
TBR0
R4
T4
12
4
0
0
0
0
0
0
0
0
0
0
0
0
0
LVI5OR3
(Note 1)
KBIE3
KEYF
TACK
IRQF
R3
T3
11
R
3
0
0
0
0
0
0
0
0
0
0
0
0
U = Unaffected
SSREC
KBIE2
SCR2
ACKK
TBIE
ACK
PS2
R2
T2
10
2
0
0
0
0
0
0
0
0
0
0
0
0
Freescale Semiconductor
STOPENB
IMASKK
IMASK
KBIE1
SCR1
TBON
STOP
OSC-
PS1
R1
T1
1
0
0
0
0
0
0
0
0
9
0
SCIBDSRC
MODEK
MODE
KBIE0
COPD
SCR0
Bit 0
Bit 8
PS0
R0
T0
R
0
0
0
0
0
0
0
0
0