Chapter 14A/D ConverterXIV - 6 Control Registers14.2.2 Control RegistersThese registers are 16-bit readable/writable registers which control an A/D converter.■ A/D0 Conversion Control Register 0 (AN0CTR0: 0x0000A400) [8,16-bit Access Register]..Do not change the A/D0 conversion control register during A/D conversion...bp 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0Flag - - - EXTRG0 - AN0CH2AN0CH1AN0CH0AN0ENAN0OFFAN0TRGAN0CK2AN0CK1AN0CK0AN0MD1AN0MD0At reset 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0Access R R R R/W R R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/Wbp Flag Description Setting condition15-13 - - -12 EXTRG0 Edge detection at external trigger con-versionReserved11 - - -10-8AN0CH2AN0CH1AN0CH0Channel number at any single channelconversionStart channel number at multiple chan-nel conversion(When reading during A/D conversion,however, the channel number in conver-sion is read.)000: ADIN00001: ADIN01010: ADIN02011: ADIN03100: ADIN04101: ADIN05110: Setting prohibited111: Setting prohibited7 AN0EN Conversion start-execution flag 0: Disabled1: Conversion start or in progress6 AN0OFF Power-down mode 0: Power-down mode1: Operation mode5 AN0TRG External trigger A conversion startenable0: Disabled1: Enabled4-2AN0CK2AN0CK1AN0CK0Conversion clock000: IOCLK001: 2 dividing of IOCLK010: 3 dividing of IOCLK011: 4 dividing of IOCLK100: 8 dividing of IOCLK101:16 dividing of IOCLK110: setting prohibited111: setting prohibited1-0 AN0MD1AN0MD0 Operation mode00: Any single channel, one-time conversion01: Multiple channels, one-time conversion for each10: Any single channel, continuous conversion11: Multiple channels, continuous conversion
