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M38049FFHKP датащи(PDF) 247 Page - Renesas Technology Corp

номер детали M38049FFHKP
подробное описание детали  8-BIT CISC SINGLE-CHIP MICROCOMPUTER 740 FAMILY / 38000 SERIES
PDF  387 Pages
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производитель  RENESAS [Renesas Technology Corp]
домашняя страница  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

M38049FFHKP датащи(HTML) 247 Page - Renesas Technology Corp

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2-123
APPLICATION
2.7 A/D converter
Rev.1.00 Jan 14, 2005
REJ09B0212-0100Z
3804 Group (Spec.H)
2.7 A/D converter
This paragraph explains the registers setting method and the notes relevant to the A/D converter.
2.7.1 Memory map
Fig. 2.7.1 Memory map of registers relevant to A/D converter
2.7.2 Relevant registers
Fig. 2.7.2 Structure of AD/DA control register
Interrupt request register 2 (IREQ2)
003D16
Interrupt source selection register (INTSEL)
AD conversion register 2 (AD2)
003916
003816
AD conversion register 1 (AD1)
AD/DA control register (ADCON)
003516
003416
Address
Interrupt control register 2 (ICON2)
003F16
AD/DA control register
b7 b6 b5 b4 b3 b2 b1 b0
AD/DA control register
(ADCON: address 003416)
b
0
1
2
Name
0
Functions
At reset R W
0
0
1
Analog input pin
selection bits 1
b2 b1 b0
0 0 0: P60/AN0 or P00/AN8
0 0 1: P61/AN1 or P01/AN9
0 1 0: P62/AN2 or P02/AN10
0 1 1: P63/AN3 or P03/AN11
1 0 0: P64/AN4 or P04/AN12
1 0 1: P65/AN5 or P05/AN13
1 1 0: P66/AN6 or P06/AN14
1 1 1: P67/AN7 or P07/AN15
3
0
Analog input pin
selection bit 2
0: AN0 to AN7 side
1: AN8 to AN15 side
AD conversion
completion bit
0: Conversion in progress
1: Conversion completed
4
0
0
DA1 output enable
bit
0: DA1 output disabled
1: DA1 output enabled
0
DA2 output enable
bit
0: DA2 output disabled
1: DA2 output enabled
5 Nothing is arranged for this bit. This is a write
disabled bit. When this bit is read out, the
contents are “0”.
6
7



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