MC9S12P128 Datasheet, PDF (314/564 Pages) Freescale Semiconductor, Inc – S12 Microcontrollers

Analog-to-Digital Converter (ADC12B10CRev 00.05) Block Description
Table 9-9. Examples of ideal decimal ATD Results
Input Signal
V_RL = 0 Volts
V_RH = 5.12 Volts
5.120 Volts
...
0.022
0.020
0.018
0.016
0.014
0.012
0.010
0.008
0.006
0.004
0.003
0.002
0.000
8-Bit
Codes
(resolution=20mV)
10-Bit
Codes
(resolution=5mV)
12-Bit
Codes
(transfer curve has
1.25mV offset)
(resolution=1.25mV)
255
1023
4095
...
...
...
1
4
17
1
4
16
1
4
14
1
3
12
1
3
11
1
2
9
1
2
8
0
2
6
0
1
4
0
1
3
0
0
2
0
0
1
0
0
0
Table 9-10. Conversion Sequence Length Coding
S8C
S4C
S2C
S1C
Number of Conversions
per Sequence
0
0
0
0
10
0
0
0
1
1
0
0
1
0
2
0
0
1
1
3
0
1
0
0
4
0
1
0
1
5
0
1
1
0
6
0
1
1
1
7
1
0
0
0
8
1
0
0
1
9
1
0
1
0
10
1
0
1
1
10
1
1
0
0
10
1
1
0
1
10
1
1
1
0
10
1
1
1
1
10
Table 9-11. ATD Behavior in Freeze Mode (Breakpoint)
FRZ1
0
FRZ0
Behavior in Freeze Mode
0 Continue conversion
S12P-Family Reference Manual, Rev. 1.12
314
Freescale Semiconductor