MC9S12XE-Family Reference Manual , Rev. 1.19
Freescale Semiconductor
501
Chapter 13
Analog-to-Digital Converter (ADC12B16CV1)
Table 13-1. Revision History
13.1
Introduction
The ADC12B16C is a 16-channel, 12-bit, multiplexed input successive approximation analog-to-digital
converter. Refer to device electrical specifications for ATD accuracy.
13.1.1
Features
•
8-, 10-, or 12-bit resolution.
•
Conversion in Stop Mode using internally generated clock
•
Automatic return to low power after conversion sequence
•
Automatic compare with interrupt for higher than or less/equal than programmable value
•
Programmable sample time.
•
Left/right justified result data.
•
External trigger control.
•
Sequence complete interrupt.
•
Analog input multiplexer for 16 analog input channels.
•
Special conversions for V
RH
, V
RL
, (V
RL
+V
RH
)/2.
•
1-to-16 conversion sequence lengths.
•
Continuous conversion mode.
•
Multiple channel scans.
•
Configurable external trigger functionality on any AD channel or any of four additional trigger
inputs. The four additional trigger inputs can be chip external or internal. Refer to device
specification for availability and connectivity.
•
Configurable location for channel wrap around (when converting multiple channels in a sequence).
Revision
Number
Revision Date
Sections
Affected
Description of Changes
V01.00
13 Oct. 2005
- Initial version
V01.01
04 Mar. 2008
corrected reference to DJM bit
Because
of
an
order
from
the
United
States
International
Trade
Commission,
BGA-packaged
product
lines
and
part
numbers
indicated
here
currently
are
not
available
from
Freescale
for
import
or
sale
in
the
United
States
prior
to
September
2010:
S12XE
products
in
208
MAPBGA
packages