M16C/62 Group DATASHEET

A-D ConverterMitsubishi microcomputersM16C / 62 GroupSINGLE-CHIP 16-BIT CMOS MICROCOMPUTERCKS1=1fADCKS0=1φAD1/21/2CKS0=0CKS1=0A-D conversion rateselectionVREFAVSSVCUT=0VCUT=1Resistor ladderSuccessive conversion registerA-D control register 1 (address 03D716)A-D control register 0 (address 03D616)Addresses(03C116, 03C016)(03C316, 03C216)(03C516, 03C416)(03C716, 03C616)(03C916, 03C816)(03CB16, 03CA16)(03CD16, 03CC16)(03CF16, 03CE16)A-D register 0(16)A-D register 1(16)A-D register 2(16)A-D register 3(16)A-D register 4(16)A-D register 5(16)A-D register 6(16)A-D register 7(16)DecoderVrefVINComparatorData bus high-orderData bus low-orderAN0CH2,CH1,CH0=000AN1CH2,CH1,CH0=001AN2CH2,CH1,CH0=010AN3CH2,CH1,CH0=011OPA1,OPA0=0,0AN4CH2,CH1,CH0=100AN5CH2,CH1,CH0=101AN6CH2,CH1,CH0=110AN7ANEX0ANEX1CH2,CH1,CH0=111OPA0=1OPA1=1OPA1,OPA0=1,1OPA1,OPA0=0,1OPA1, OPA00 0 : Normal operation0 1 : ANEX01 0 : ANEX11 1 : External op-amp modeFigure 1.20.1. Block diagram of A-D converter153