SC9S12XS256J1MAA FREESCALE [Freescale Semiconductor, Inc], SC9S12XS256J1MAA Datasheet - Page 274

• Manufacturer Part Number: SC9S12XS256J1MAA
• Description: HCS12 Microcontrollers
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Analog-to-Digital Converter (ADC12B16CV1)
10.3.2
This section describes in address order all the ADC12B16C registers and their individual bits.
10.3.2.1
Writes to this register will abort current conversion sequence.
Read: Anytime
Write: Anytime, in special modes always write 0 to Reserved Bit 7.
274
Module Base + 0x0000
WRAP[3-0]
Reset
Field
3-0
W
R
Reserved
Register Descriptions
Wrap Around Channel Select Bits — These bits determine the channel for wrap around when doing multi-
channel conversions. The coding is summarized in
ATD Control Register 0 (ATDCTL0)
0
7
WRAP3 WRAP2 WRAP1 WRAP0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
= Unimplemented or Reserved
0
0
6
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
Table 10-2. Multi-Channel Wrap Around Coding
Figure 10-3. ATD Control Register 0 (ATDCTL0)
Table 10-1. ATDCTL0 Field Descriptions
S12XS Family Reference Manual, Rev. 1.09
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
5
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
0
4
Multiple Channel Conversions (MULT = 1)
Description
Wraparound to AN0 after Converting
Table
WRAP3
10-2.
1
3
Reserved
AN10
AN11
AN12
AN13
AN14
AN15
AN1
AN2
AN3
AN4
AN5
AN6
AN7
AN8
AN9
WRAP2
1
1
2
WRAP1
Freescale Semiconductor
1
1
WRAP0
1
0