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M16C/29 датащи(PDF) 247 Page - Renesas Technology Corp |
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M16C/29 датащи(HTML) 247 Page - Renesas Technology Corp |
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247 / 499 page ![]() 15. A/D Converter p u o r G 9 2 / C 6 1 M page 223 8 5 4 f o 7 0 0 2 , 0 3 .r a M 2 1 . 1 . v e R 2 1 1 0 - 1 0 1 0 B 9 0 J E R Figure 15.1 A/D Converter Block Diagram =0002 =0012 =0102 =0112 =1002 =1012 =1102 =1112 AN0 AN1 AN2 AN3 AN4 AN5 AN6 AN7 AN00 AN01 AN02 AN03 AN04 AN05 AN06 AN07 Vref VIN CH2 to CH0 Decoder for channel selection A/D register 0(16) Data bus low-order VREF AVSS VCUT=0 VCUT=1 Data bus high-order Port P10 group ADGSEL1 to ADGSEL0=102 ADGSEL1 to ADGSEL0=002 ADGSEL1 to ADGSEL0=112 fAD CKS0=1 CKS0=0 CKS1=1 CKS1=0 1/3 CKS2=0 CKS2=1 1/2 1/2 øAD A/D conversion rate selection (03C116 to 03C016) (03C316 to 03C216) (03C516 to 03C416) (03C716 to 03C616) (03C916 to 03C816) (03CB16 to 03CA16) (03CD16 to 03CC16) (03CF16 to 03CE16) Resistor ladder Successive conversion register ADCON0 register (address 03D616) ADCON1 register (address 03D716) Comparator 0 Addresses Decoder for A/D register 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) ADCON2 register (address 03D416) Port P0 group =0002 =0012 =0102 =0112 =1002 =1012 =1102 =1112 CH2 to CH0 SSE = 1 CH2 to CH0=0012 Comparator 1 ADGSEL1 to ADGSEL0=002 ADGSEL1 to ADGSEL0=102 ADGSEL1 to ADGSEL0=112 VIN1 Port P1/Port P9 group AN20 AN21 AN22 AN23 AN24 AN25 AN26 AN27 =0002 =0012 =0102 =0112 =1002 =1012 =1102 =1112 CH2 to CH0 (Note) Note: AN04 to AN07, AN20 to AN23, and AN25 to AN27, is available for only 80-pin package. (Note) Port P9 group AN30 AN31 AN32 =0002 =0012 =0102 CH2 to CH0 ADGSEL1 to ADGSEL0=012 ADGSEL1 to ADGSEL0=012 |
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