Datasheet

ATD Registers
M68HC12B Family Data Sheet, Rev. 9.1
Freescale Semiconductor 279
17.3 ATD Registers
This section describes the ATD registers.
17.3.1 ATD Control Register 0
Read: Anytime
Write: Anytime
NOTE
Writes to this register abort the current conversion sequence.
17.3.2 ATD Control Register 1
Read: Special mode only
Write: Has no meaning
17.3.3 ATD Control Register 2
Read: Anytime
Write: Anytime except ASCIF bit, which cannot be written
The ATD control register 2 (ATDCTL2) is used to select the power-up mode, interrupt control, and freeze
control.
NOTE
Writing to this register aborts the current conversion sequence.
Address: $0060
Bit 7654321Bit 0
Read:
00000000
Write:
Reset:00000000
Figure 17-2. ATD Control Register 0 (ATDCTL0)
Address: $0061
Bit 7654321Bit 0
Read:
00000000
Write:
Reset:00000000
Figure 17-3. Reserved (ATDCTL1)
Address: $0062
Bit 7654321Bit 0
Read:
ADPU AFFC AWAI
000
ASCIE
ASCIF
Write:
Reset:00000000
= Unimplemented
Figure 17-4. ATD Control Register 2 (ATDCTL2)