MC908JL3ECPE Datasheet, PDF (24/180 Pages) Freescale Semiconductor, Inc – Microcontrollers

Memory
Addr.
Register Name
Bit 7
Read: 0
$001A
Keyboard Status and Control
Register (KBSCR)
Write:
Reset: 0
Read: 0
$001B
Keyboard Interrupt Enable
Register (KBIER)
Write:
Reset: 0
$001C
Read:
Unimplemented Write:
6
0
0
KBIE6
0
5
0
0
KBIE5
0
4
0
0
KBIE4
0
3
KEYF
0
KBIE3
0
2
0
ACKK
0
KBIE2
0
1
IMASKK
0
KBIE1
0
Bit 0
MODEK
0
KBIE0
0
IRQ Status and Control ^{Read: 0}
0
0
0
IRQF
$001D
Register Write:
(INTSCR) _{Reset: 0}
0
0
0
0
Read:
$001E
Configuration Register 2
(CONFIG2)^†
Write:
IRQPUD
R
Reset: 0
0
R
LVIT1
LVIT0
0
0*
0*
Read:
$001F
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 0 by a power-on reset (POR) only.
0
ACK
0
R
0
SSREC
0
IMASK
0
R
0
STOP
0
MODE
0
R
0
COPD
0
$0020
Read:
TIM Status and Control
Register (TSC)
Write:
Reset:
$0021
Read:
TIM Counter Register High
(TCNTH)
Write:
Reset:
$0022
Read:
TIM Counter Register
Low (TCNTL)
Write:
Reset:
Read:
$0023
TIM Counter Modulo Register
High (TMODH)
Write:
Reset:
Read:
$0024
TIM Counter Modulo Register
Low (TMODL)
Write:
Reset:
$0025
Read:
TIM Channel 0 Status and
Control Register (TSC0)
Write:
Reset:
Read:
$0026
TIM Channel 0 Register High
(TCH0H)
Write:
Reset:
TOF
0
0
Bit15
0
Bit7
0
Bit15
1
Bit7
1
CH0F
0
0
Bit15
0
0
TOIE TSTOP
TRST
PS2
PS1
0
1
0
0
0
0
Bit14
Bit13
Bit12
Bit11
Bit10
Bit9
0
0
0
0
0
0
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
0
0
0
0
0
0
Bit14
Bit13
Bit12
Bit11
Bit10
Bit9
1
1
1
1
1
1
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
1
1
1
1
1
1
CH0IE MS0B MS0A ELS0B ELS0A TOV0
0
0
0
0
0
0
Bit14
Bit13
Bit12
Bit11
Bit10
Bit9
= Unimplemented
Indeterminate after reset
R = Reserved
Figure 2-2. Control, Status, and Data Registers (Sheet 2 of 4)
PS0
0
Bit8
0
Bit0
0
Bit8
1
Bit0
1
CH0MAX
0
Bit8
MC68HC908JL3E Family Data Sheet, Rev. 4
24
Freescale Semiconductor