MC68HC908JW32_09 Datasheet, PDF (28/232 Pages) Freescale Semiconductor, Inc – M68HC08 Microcontrollers

Memory
Addr.
Register Name
Bit 7
6
5
Read: Bit7
Bit6
Bit5
$000D
Timer 1 Counter Register
Low (T1CNTL)
Write:
Reset: 0
0
0
Read:
$000E
Timer 1 Counter Modulo
Register High (T1MODH)
Write:
Bit15
Bit14
Bit13
Reset: 1
1
1
Read:
$000F
Timer 1 Counter Modulo
Register Low (T1MODL)
Write:
Bit7
Bit6
Bit5
Reset: 1
1
1
Read:
$0010
Timer 1 Channel 0 Status and
Control Register (T1SC0)
Write:
Reset:
CH0F
0
0
CH0IE
0
MS0B
0
Read:
$0011
Timer 1 Channel 0 Register
High (T1CH0H)
Write:
Bit15
Bit14
Bit13
Reset:
Read:
$0012
Timer 1 Channel 0 Register
Low (T1CH0L)
Write:
Bit7
Bit6
Bit5
Reset:
Read: CH1F
0
$0013
Timer 1 Channel 1 Status and
Control Register (T1SC1)
Write:
0
CH1IE
Reset: 0
0
0
$0014
Timer 1 Channel 1 ^Read: _Bit15
Bit14
Bit13
Register High Write:
(T1CH1H) _Reset:
$0015
Timer 1 Channel 1 ^Read: _Bit7
Bit6
Bit5
Register Low Write:
(T1CH1L) _Reset:
Keyboard Status and Control ^{Read: 0}
0
0
$0016
Register Write:
(KBSCR) _{Reset: 0}
0
0
$0017
Read:
Keyboard Interrupt Enable
Register (KBIER)
Write:
Reset:
KBIE7
0
KBIE6
0
KBIE5
0
Read: TBIF
$0018
Timebase Control Register
(TBCR)
Write:
Reset: 0
TBR2
0
TBR1
0
$0019
PS2 Clock Generator ^{Read: PSTATUS} _PS2IF
PRE
Control and Satus Write:
Register (PS2CSR) _{Reset: 0}
0
0
= Unimplemented
4
3
2
1
Bit 0
Bit4
Bit3
Bit2
Bit1
Bit0
0
0
0
0
0
Bit12
Bit11
Bit10
Bit9
Bit8
1
1
1
1
1
Bit4
Bit3
Bit2
Bit1
Bit0
1
1
1
1
1
MS0A ELS0B ELS0A TOV0 CH0MAX
0
0
0
0
0
Bit12
Bit11
Bit10
Bit9
Bit8
Indeterminate after reset
Bit4
Bit3
Bit2
Bit1
Bit0
Indeterminate after reset
MS1A ELS1B ELS1A TOV1 CH1MAX
0
0
0
0
0
Bit12
Bit11
Bit10
Bit9
Bit8
Indeterminate after reset
Bit4
Bit3
Bit2
Bit1
Bit0
Indeterminate after reset
0
KEYF
0
0
0
ACKK
0
IMASKK
0
MODEK
0
KBIE4 KBIE3 KBIE2 KBIE1 KBIE0
0
0
0
0
0
0
TBR0
TBIE
TBON
R
TACK
0
0
0
0
0
CSEL1 CSEL0 PS2IEN CLKEN PS2EN
0
0
0
0
0
R = Reserved
U = Unaffected by reset
Figure 2-2. Control, Status, and Data Registers (Sheet 2 of 7)
MC68HC908JW32 Data Sheet, Rev. 6
28
Freescale Semiconductor