MC68HC08AS20 Datasheet, PDF (48/386 Pages) Freescale Semiconductor, Inc – M68HC08 Microcontrollers

Addr.
$0039
$003A
$003B
$003C
$003D
$003E
$003F
$FE00
$FE01
$FE03
$FE07
Register Name
Bit 7
Read: AD7
ADC Data Register
(ADR)
Write:
Reset:
Read:
ADC Input Clock Register
(ADICLK)
Write:
Reset:
ADIV2
0
Read:
BDLC Analog and Roundtrip
Delay Register (BARD)
Write:
ATE
Reset: 1
Read:
BDLC Control Register 1
(BCR1)
Write:
Reset:
IMSG
1
Read:
BDLC Control Register
(BCR2)
Write:
ALOOP
Reset: 1
Read: 0
BDLC State Vector Register
(BSVR)
Write:
Reset: 0
Read:
BDLC Data Register (BDR) Write:
BD7
Reset:
Read:
SIM Break Status Register
(SBSR)
Write:
R
Reset:
Read: POR
SIM Reset Status Register
(SRSR)
Write:
Reset: 1
Read:
SIM Break Flag Control
Register (SBFCR)
Write:
Reset:
BCFE
0
6
AD6
ADIV1
0
RXPOL
1
CLKS
1
DLOOP
1
0
0
BD6
R
PIN
X
R
5
4
3
2
AD5
AD4
AD3 AD2
Indeterminate after Reset
ADIV0 ADICLK
0
0
0
0
0
0
0
0
BO3 BO2
0
0
0
1
R1
R0
0
R
0
R
1
0
0
0
RX4XE NBFS TEOD TSIFR
0
0
0
0
I3
I2
I1
I0
0
0
0
0
BD5
BD4
BD3 BD2
Indeterminate after Reset
R
R
R
R
COP ILOP ILAD
0
0
0
0
0
R
R
R
R
Reserved
1
Bit 0
AD1 AD0
0
0
0
0
BO1 BO0
1
1
IE
WCM
0
0
TMIFR1 TMIFR0
0
0
0
0
0
0
BD1 BD0
SBSW
R
0
LVI
0
X
0
R
R
= Unimplemented
R = Reserved
U = Unaffected
X = Indeterminate
Figure 2-2. Control, Status, and Data Registers (Sheet 6 of 7)
Advance Information
48
MC68HC08AS20 —Rev. 4.1
Freescale Semiconductor