MC9S12G Datasheet, PDF (408/1160 Pages) Freescale Semiconductor, Inc – Ignores external trigger. Performs one conversion sequence and stops.

Analog-to-Digital Converter (ADC10B12CV2)
Table 12-10. Conversion Sequence Length Coding
S8C
S4C
0
0
0
0
0
0
0
0
0
1
0
1
0
1
0
1
1
0
1
0
1
0
1
0
1
1
1
1
1
1
1
1
S2C
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
S1C
Number of Conversions
per Sequence
0
12
1
1
0
2
1
3
0
4
1
5
0
6
1
7
0
8
1
9
0
10
1
11
0
12
1
12
0
12
1
12
Table 12-11. ATD Behavior in Freeze Mode (Breakpoint)
FRZ1
0
0
1
1
FRZ0
0
1
0
1
Behavior in Freeze Mode
Continue conversion
Reserved
Finish current conversion, then freeze
Freeze Immediately
12.3.2.5 ATD Control Register 4 (ATDCTL4)
Writes to this register will abort current conversion sequence.
Module Base + 0x0004
7
6
5
4
3
2
1
0
R
SMP2
W
SMP1
SMP0
PRS[4:0]
Reset
0
0
0
0
0
1
0
1
Figure 12-7. ATD Control Register 4 (ATDCTL4)
Read: Anytime
Write: Anytime
MC9S12G Family Reference Manual, Rev.1.01
408
Freescale Semiconductor
This document is valid for the S12G96 and the S12G128 device. All information related to other devices is preliminary.