mc9s12vr48 Freescale Semiconductor, Inc, mc9s12vr48 Datasheet - Page 272

• Manufacturer Part Number: mc9s12vr48
• Description: S12 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

Analog-to-Digital Converter (ADC12B6CV2)
8.3.2.12.2
Table 8-22
result registers for right justified data. Compare is always done using all 12 bits of both the conversion
result and the compare value in ATDDRn.
272
Module Base +
0x0010 = ATDDR0, 0x0012 = ATDDR1, 0x0014 = ATDDR2, 0x0016 = ATDDR3
0x0018 = ATDDR4, 0x001A = ATDDR5
Reset
W
R
15
0
0
shows how depending on the A/D resolution the conversion result is transferred to the ATD
= Unimplemented or Reserved
Right Justified Result Data (DJM=1)
14
0
0
Figure 8-15. Right justified ATD conversion result register (ATDDRn)
13
0
0
resolution
10-bit data
12-bit data
8-bit data
Table 8-22. Conversion result mapping to ATDDRn
A/D
12
0
0
MC9S12VR Family Reference Manual,
Preliminary - Subject to Change Without Notice
11
0
1
1
1
DJM
10
0
Result-Bit[7:0] = result,
Result-Bit[11:8]=0000
Result-Bit[9:0] = result,
Result-Bit[11:10]=00
Result-Bit[11:0] = result
conversion result mapping to
9
0
0
8
0
7
Result-Bit[11:0]
0
6
Rev. 2.2
ATDDRn
5
0
0
4
0
3
Freescale Semiconductor
0
2
0
1
0
0