TC1796
Peripheral Units (Vol. 2 of 2)
Analog-to-Digital Converter (ADC)
User’s Manual 25-17 V2.0, 2007-07
ADC, V2.0
Table 25-3 describes the action to be performed on a change of bit field CON.SCNM.
Table 25-3 Change of Auto-Scan Mode Bit Field CON.SCNM
Value of CON.SCNM Action
Current Value
of CON.SCNM
Value after
Write Action
to CON.SCNM
00
B
00
B
No action
01
B
Load SCN contents into register ASCRP, set bit
AP.ASP, and start single auto-scan sequence if at
least one channel is specified in register SCN to
participate in auto-scan mode; otherwise, clear bit
field CON.SCNM.
10
B
Load SCN contents into register ASCRP, set bit
AP.ASP, and start continuous auto-scan sequence if
at least one channel is specified in register SCN to
participate in auto-scan mode; otherwise, clear bit
field CON.SCNM.
11
B
Clear bit field CON.SCNM
01
B
00
B
Finish currently performed auto-scan sequence and
generate a service request (if enabled) at the end of
the sequence.
01
B
Continue to perform auto-scan sequence and
generate a service request (if enabled) at the end of
the sequence.
10
B
Finish currently performed auto-scan conversion,
generate a service request (if enabled) if this is the
last channel of the auto-scan sequence.
Load SCN contents into register ASCRP and start a
continuous auto-scan sequence.
11
B
Clear bit field CON.SCNM, finish auto-scan
sequence, and generate service request (if enabled)
at the end of the sequence.
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