Chapter 14
A/D Converter
XIV - 8 Control Registers
■ A/D2 Converter Control Register 0 (AN2CTR0: 0x0000A480) [8,16-bit Access Register]
..
Do not change the A/D2 conversion control register during A/D conversion.
..
bp 1514131211109876543210
Flag
---
EX
TRG
2
AN2
CH3
AN2
CH2
AN2
CH1
AN2
CH0
AN2
EN
AN2
OFF
AN2
TRG
AN2
CK2
AN2
CK1
AN2
CK0
AN2
MD1
AN2
MD0
At reset 0000000000000000
Access R R R R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W
bp Flag Description Setting condition
15-13 - - -
12
EX
TRG2
Edge detection at external trigger con-
version
Reserved
11 - - -
10-8
AN2CH3
AN2CH2
AN2CH1
AN2CH0
Channel number at any single channel
conversion
Start channel number at multiple chan-
nel conversion
(When reading during A/D conversion,
however, the channel number in conver-
sion is read.)
0000: ADIN06
0001: ADIN07
0010: ADIN08
0011: ADIN09
0100: ADIN10
0101: ADIN11
0110: ADIN12
0111: ADIN13
1000: ADIN14
1001: ADIN15
1010: Setting prohibited
1011: Setting prohibited
1100: Setting prohibited
1101: Setting prohibited
1110: Setting prohibited
1111: Setting prohibited
7 AN2EN Conversion start-execution flag
0: Disabled
1: Conversion start or in progress
6 AN2OFF Power-down mode
0: Power-down mode
1: operation mode
5 AN2TRG External trigger conversion start enable
0: Disabled
1: Enabled
4-2
AN2CK2
AN2CK1
AN2CK0
Conversion clock
000: IOCLK
001: 2 dividing of IOCLK
010: 3 dividing of IOCLK
011: 4 dividing of IOCLK
100: 8 dividing of IOCLK
101:16 dividing of IOCLK
110: setting prohibited
111: setting prohibited
1-0
AN2MD1
AN2MD0
Operation mode
00: Any single channel, one-time conversion
01: Multiple channels, one-time conversion for each
10: Any single channel, continuous conversion
11: Multiple channels, continuous conversion
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