mc68hc908qb4 Freescale Semiconductor, Inc, mc68hc908qb4 Datasheet - Page 26

• Manufacturer Part Number: mc68hc908qb4
• Description: M68hc08 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

Memory
26
$001C
$001D
$0014
$0015
$0016
$0017
$0018
$0019
$001A
$001B
$001E
$001F
$0020
$0021
Addr.
ESCI Arbiter Data Register
Keyboard Interrupt Polarity
TIM Counter Register High
Control Register (KBSCR)
ESCI Baud Rate Register
Enable Register (KBIER)
ESCI Prescaler Register
Configuration Register 2
Configuration Register 1
IRQ Status and Control
ESCI Status Register 2
TIM Status and Control
Register Name
Keyboard Status and
ESCI Arbiter Control
Register (SCIACTL)
ESCI Data Register
Register (INTSCR)
Keyboard Interrupt
Register (KBIPR)
Register (TSC)
See page 129.
See page 129.
See page 130.
See page 131.
See page 135.
See page 136.
See page 183.
See page 185.
(CONFIG2)
(CONFIG1)
See page 87.
See page 88.
See page 88.
See page 81.
See page 57.
See page 58.
(SCIADAT)
(SCPSC)
(TCNTH)
Figure 2-2. Control, Status, and Data Registers (Sheet 2 of 5)
(SCDR)
(SCBR)
(SCS2)
(1)
(1)
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
1. One-time writable register after each reset.
2. RSTEN reset to 0 by a power-on reset (POR) only.
1. One-time writable register after each reset.
2. LVITRIP reset to 0 by a power-on reset (POR) only.
IRQPUD
COPRS
PDS2
ARD7
Bit 15
Bit 7
LINT
AM1
TOF
R7
T7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
MC68HC908QB8 Data Sheet, Rev. 2
= Unimplemented
LVISTOP
ALOST
AWUIE
IRQEN
ARD6
PDS1
Bit 14
TOIE
LINR
R6
T6
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
LVIRSTD
TSTOP
KBIE5
KBIP5
SCP1
PDS0
ARD5
Bit 13
AM0
R5
T5
R
0
5
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
LVIPWRD
PSSB4
Unaffected by reset
KBIE4
KBIP4
SCP0
ACLK
ARD4
TRST
Bit 12
R4
T4
R
R
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
= Reserved
LVITRIP
PSSB3
KBIE3
KBIP3
ARD3
KEYF
Bit 11
AFIN
IRQF
0
R3
T3
R
R
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
(2)
ESCIBDSRC
SSREC
PSSB2
ARUN
KBIE2
KBIP2
SCR2
ARD2
ACKK
Bit 10
U = Unaffected
ACK
PS2
R2
T2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Freescale Semiconductor
OSCENIN-
AROVFL
IMASKK
PSSB1
IMASK
KBIE1
KBIP1
STOP
STOP
SCR1
ARD1
BKF
PS1
Bit 9
R1
T1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
MODEK
RSTEN
PSSB0
MODE
COPD
KBIE0
KBIP0
SCR0
ARD8
ARD0
Bit 0
RPF
Bit 8
PS0
0
R0
T0
0
0
0
0
0
0
0
0
0
0
0
0
(2)