Epson S1C17W03 Technical Manual page 240

(1) One-time conversion mode (ADC12_nTRG.CNVMD bit = 0)
A/D conversion for ADINn0 (ADC12_nTRG.STAAIN[2:0] bits = 0x0, ADC12_nTRG.ENDAIN[2:0] bits = 0x0)
External trigger (ADC12_nTRG.CNVTRG[1:0] bits = 0x3)
ADC12_nCTL.ADST
#ADTRGn pin (trigger)
ADC12_nCTL.BSYSTAT
ADC12_nCTL.ADSTAT[2:0]
A/D conversion operations
ADC12_nAD0D.AD0D[15:0]
ADC12_nINTF.AD0CIF
ADC12_nINTF.AD0OVIF
(2) One-time conversion mode (ADC12_nTRG.CNVMD bit = 0)
A/D conversion for ADINn2–4 (ADC12_nTRG.STAAIN[2:0] bits = 0x2, ADC12_nTRG.ENDAIN[2:0] bits = 0x4)
External trigger (ADC12_nTRG.CNVTRG[1:0] bits = 0x3)
ADC12_nCTL.ADST
#ADTRGn pin (trigger)
ADC12_nCTL.BSYSTAT
ADC12_nCTL.ADSTAT[2:0]
A/D conversion operations
ADC12_nAD2D.AD2D[15:0]
ADC12_nAD3D.AD3D[15:0]
ADC12_nAD4D.AD4D[15:0]
ADC12_nINTF.AD2CIF
ADC12_nINTF.AD3CIF
ADC12_nINTF.AD4CIF
(3) Continuous conversion mode (ADC12_nTRG.CNVMD bit = 1)
A/D conversion for ADINn3–4 (ADC12_nTRG.STAAIN[2:0] bits = 0x3, ADC12_nTRG.ENDAIN[2:0] bits = 0x4)
Software trigger (ADC12_nTRG.CNVTRG[1:0] bits = 0x0)
ADC12_nCTL.ADST
ADC12_nCTL.BSYSTAT
ADC12_nCTL.ADSTAT[2:0]
A/D conversion operations
ADC12_nAD3D.AD3D[15:0]
ADC12_nAD4D.AD4D[15:0]
ADC12_nINTF.AD3CIF
ADC12_nINTF.AD4CIF
S1C17W03/W04 TECHNICAL MANUAL
(Rev. 1.2)
A/D converting
0x0 (ADINn0) 0x1 (ADINn1)
Sampling Conversion
ADINn0 ADINn0
ADINn0 conversion result (first)
A/D converting
0x2 (ADINn2) 0x3 (ADINn3)
Sampling Conversion Sampling Conversion
ADINn2 ADINn2 ADINn3 ADINn3
ADINn2 conversion result
0x3 (ADINn3) 0x4 (ADINn4)
Sampling Conversion Sampling Conversion
ADINn3 ADINn3 ADINn4 ADINn4
ADINn3 conversion result (first)
Figure 19.4.4.1 A/D Conversion Operations
Seiko Epson Corporation
19 12-BIT A/D CONVERTER (ADC12A)
A/D converting
0x0 (ADINn0) 0x1 (ADINn1)
Sampling Conversion
ADINn0 ADINn0
ADINn0 conversion result (second)
Cleared
Invalid trigger
0x4 (ADINn4) 0x5 (ADINn5)
Sampling Conversion
ADINn4 ADINn4
ADINn3 conversion result
ADINn4 conversion result
Cleared
Cleared
A/D converting
0x3 (ADINn3) 0x4 (ADINn4)
Sampling Conversion Sampling Conversion
ADINn3 ADINn3 ADINn4
ADINn3 conversion result (second)
ADINn4 conversion result (first)
Cleared
Cleared
A/D converting
0x0 (ADINn0)
Sampling Conversion
ADINn0 ADINn0
Overwrite
Cleared
0x5 (ADINn5)
ADINn4
ADINn4 conversion result
(second)
Cleared
Cleared
19-5