H838532H datasheet(371/508 Pages) RENESAS

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Section 12 A/D Converter

Rev. 1.00 May 30, 2008 Page 351 of 484

REJ09B0436-0100

12.1.3

Pin Configuration

Table 12.1 shows the A/D converter pin configuration.

Table 12.1

Pin Configuration

Name

Abbr.

I/O

Function

Analog power supply

Input

Power supply and reference voltage of analog part

Analog ground

Input

Ground and reference voltage of analog part

Analog input 0

Input

Analog input channel 0

Analog input 1

Input

Analog input channel 1

Analog input 2

Input

Analog input channel 2

Analog input 3

Input

Analog input channel 3

Analog input 4

Input

Analog input channel 4

Analog input 5

Input

Analog input channel 5

Analog input 6

Input

Analog input channel 6

Analog input 7

Input

Analog input channel 7

External trigger input

ADTRG

Input

External trigger input for starting A/D conversion

12.1.4

Table 12.2 shows the A/D converter register configuration.

Table 12.2

Name

Abbr.

R/W

Initial Value

Address

A/D mode register

AMR

R/W

H'30

H'FFC6

A/D start register

ADSR

R/W

H'7F

H'FFC7

A/D result register H

ADRRH

Not fixed

H'FFC4

A/D result register L

ADRRL

Not fixed

H'FFC5

Clock stop register 1

CKSTPR1

R/W

H'FF

H'FFFA

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