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M306V2EEFS датащи(PDF) 160 Page - Renesas Technology Corp |
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M306V2EEFS датащи(HTML) 160 Page - Renesas Technology Corp |
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160 / 271 page ![]() Rev.1.40 Oct 06, 2004 page 160 of 269 M306V2ME-XXXFP, M306V2EEFP Figure 2.12.12 A-D control register 0 in repeat sweep mode 0 A-D control register 0 (Note) Symbol Address When reset ADCON0 03D616 00000???2 b7 b6 b5 b4 b3 b2 b1 b0 Analog input pin select bit CH0 Bit symbol Bit name Function CH1 CH2 A-D operation mode select bit 0 1 1 : Repeat sweep mode 0 MD0 MD1 ADST A-D conversion start flag 0 : A-D conversion disabled 1 : A-D conversion started Frequency select bit 0 0 : fAD/4 is selected 1 : fAD/2 is selected CKS0 W R 1 1 Invalid in repeat sweep mode 0 b4 b3 Note: If the A-D control register is rewritten during A-D conversion, the conversion result is indeterminate. Reserved bit Must always be set to “0” 0 Figure 2.12.13 A-D control register 1 in repeat sweep mode 0 A-D control register 1 (Note) Symbol Address When reset ADCON1 03D716 0016 Bit name Function Bit symbol b7 b6 b5 b4 b3 b2 b1 b0 A-D sweep pin select bit SCAN0 SCAN1 MD2 VCUT Reserved bits Vref connect bit 0 : Any mode other than repeat sweep mode 1 A-D operation mode select bit 1 1 : Vref connected W R 0 Note: If the A-D control register is rewritten during A-D conversion, the conversion result is indeterminate. When single sweep and repeat sweep mode 0 are selected 0 0 : Do not set 0 1 : AN0 and AN1 (2 pins) 1 0 : AN0 to AN3 (4 pins) 1 1 : AN0 to AN5 (6 pins) b1 b0 Must always be set to “0” 1 Frequency select bit 1 0 : fAD/2 or fAD/4 is selected 1 : fAD is selected CKS1 00 Reserved bit Must always be set to “0” 0 |
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